Editing Hanoi (section)

=== Climate ===

{{climate chart
| Hanoi, [[Vietnam]]
|14.4|19.4|22.5
|15.8|20.4|24.6
|18.4|23.2|47.0
|21.9|27.7|91.8
|24.8|31.9|185.4
|26.4|33.4|253.3
|26.5|33.4|280.1
|26.1|32.6|309.4
|25.2|31.5|228.3
|22.8|29.2|140.7
|19.3|25.7|66.7
|15.8|22.0|20.2
|float=right
|clear=none
|source = Vietnam Institute for Building Science and Technology<ref>{{cite web|url=http://ibst.vn/DATA/nhyen/QCVN%2002-2009%20BXD%20So%20lieu%20tu%20nhien.pdf |title=Vietnam Building Code: Natural Physical & Climatic Data for Construction |publisher=ibst.vn |date= |archive-url=https://web.archive.org/web/20180722172120/http://ibst.vn/DATA/nhyen/QCVN%2002-2009%20BXD%20So%20lieu%20tu%20nhien.pdf |access-date=2022-05-25|archive-date=22 July 2018 }}</ref>
}}
When using the [[Köppen climate classification]], Hanoi is categorized as having a monsoon-influenced [[humid subtropical climate]] ([[Köppen climate classification|Köppen]] ''[[Humid subtropical climate|Cwa]])''<ref>{{cite web |url=https://en.climate-data.org/asia/vietnam/hanoi-822/ |title=Climate Hanoi: Temperature, Climate Graph, Climate Table for Hanoi |publisher=Climate-Data.org |access-date=2023-12-07}}</ref> with plentiful precipitation like other places in Northern Vietnam.<ref name="Peel">{{cite journal |author1=Peel, M. C. |author2=Finlayson, B. L. |author3=McMahon, T. A. |year=2007 |title=Updated world map of the Köppen–Geiger climate classification |journal=Hydrol. Earth Syst. Sci. |volume=11 |issue=5 |pages=1633–1644 |doi=10.5194/hess-11-1633-2007 |bibcode=2007HESS...11.1633P |url=http://www.hydrol-earth-syst-sci.net/11/1633/2007/hess-11-1633-2007.pdf |issn=1027-5606 |url-status=live |archive-url=https://web.archive.org/web/20120203170339/http://www.hydrol-earth-syst-sci.net/11/1633/2007/hess-11-1633-2007.pdf |archive-date=3 February 2012 |doi-access=free }}</ref> The city experiences the typical climate of Northern Vietnam, with four distinct seasons.<ref name="climate">{{cite web |archive-url=https://web.archive.org/web/20090221133515/http://www.hanoi.gov.vn/hanoiwebs1/vn/gioithieuchunghanoi/group1/index.htm |archive-date=21 February 2009 |url=http://www.hanoi.gov.vn/hanoiwebs1/vn/gioithieuchunghanoi/group1/index.htm |title=KHÁI QUÁT VỀ HÀ NỘI |publisher=Hanoi.gov.vn |language=vi |access-date=17 October 2015}}</ref> Summer, from May to September, is characterized by hot and humid weather with abundant rainfall, and few dry days.<ref name=vietnamUNEP>{{cite web |url=http://www.unep.org/pdf/dtie/VTN_ASS_REP_CC.pdf |archive-url=https://web.archive.org/web/20110113054646/http://www.roap.unep.org/pub/VTN_ASS_REP_CC.pdf |archive-date=13 January 2011 |title=Viet Nam Assessment Report on Climate Change (VARCC) |publisher=Institute of Strategy and Policy on Natural Resources and Environment |page=31 |access-date=9 November 2018}}</ref>{{rp|40}}<ref name="climate" /> Hot, dry conditions caused by westerly winds during summer are rare.<ref name="vietnamUNEP" />{{rp|40}} From October to November comprise the fall season, characterized by a decrease in temperature and precipitation, this time in the year mostly are warm and mild.<ref name="climate" /> Winters, from December to February, are characterized as being cool by the northeast monsoon, giving Hanoi a dry winter and large amount of sunshine. Spring, from March until the end of April, Hanoi is usually characterized with large amounts of drizzle and little sunshine due to the strong activity of the southeast monsoon blowing moisture from the sea inland.<ref name="climate" /><ref name="vietnamUNEP" />{{rp|40}} The city is usually cloudy and foggy in this time, averaging only 1.5 hours of sunshine per day in February and March. The city occasionally experiences [[cold waves]] from the Northeast originating from the [[Siberian High]]. Hanoi is the only capital of [[Southeast Asia]] with a [[subtropical climate]].

The region has a positive [[water balance]] (i.e. the precipitation exceeds the [[potential evapotranspiration]]).<ref>{{cite report |author1=Chuc, N |author2=Singh, Piara |author3=Komuravelly, Srinivas |author4=Akkinapally, Ramakrishna |author5=Chinh, N |author6=Thang, N |author7=Wani, Suhas |author8=Long, T|date=2006 |title=Yield Gap Analysis of Major Rainfed Crops of Northern Vietnam Using Simulation Modeling. Global Theme on Agroecosystems Report No. 26 |url=https://www.researchgate.net/publication/277220863 |publisher=[[International Crops Research Institute for the Semi-Arid Tropics]] |pages=9–10}}</ref><ref>{{cite journal |author1=Thi Phuong Quynh Le |author2=Christina Seidler |author3=Matthias Kändler |author4=Thi Bich Nga Tran |date=19 September 2011 |title=Proposed methods for potential evapotranspiration calculation of the Red River basin (North Vietnam) |journal=Hydrological Processes |volume=26 |issue=18 |pages=2782–2790 |doi=10.1002/hyp.8315|s2cid=140693137 }}</ref> Hanoi averages {{convert|1612|mm|1|abbr=}} of rainfall per year, the majority falling from May to October. There are an average of 114 days with rain.<ref name="climate" /> The average annual temperature is {{convert|23.6|°C|0|abbr=on}}, with a mean relative humidity of more than 80%. The coldest month has a mean temperature of {{convert|16.4|C|F}} and the hottest month has a mean temperature of {{convert|29.2|C|F}}. The highest recorded temperature was {{convert|42.8|°C|0|abbr=on}} in May 1926, while the lowest recorded temperature was {{convert|2.7|°C|0|abbr=on}} on 12 January 1955.<ref name="climate" /> The city have also experienced extremely hot weather on 4 June 2017 due to [[La Niña]], with the temperature reached up to {{Convert|42.5|C|F|abbr=on}} in a week. Hanoi can sometimes experience snow in winter. The most recent snow happened on [[Ba Vì mountain range]], and the temperature fell to {{Convert|0|C|F|abbr=on}} on 24 January 2016.<ref>{{cite web |last=VnExpress |title=Tuyết rơi trên núi Ba Vì, Hà Nội |url=https://vnexpress.net/tuyet-roi-tren-nui-ba-vi-ha-noi-3347444.html |access-date=2022-04-29 |website=vnexpress.net |language=vi |archive-date=29 April 2022 |archive-url=https://web.archive.org/web/20220429071742/https://vnexpress.net/tuyet-roi-tren-nui-ba-vi-ha-noi-3347444.html |url-status=live }}</ref>

{{Weather box
| width = auto
| location = downtown Hanoi ([[Đống Đa district]] and [[Hoàn Kiếm district]])
| metric first = yes
| single line = yes
| Jan record high C = 33.3
| Feb record high C = 35.1
| Mar record high C = 37.2
| Apr record high C = 41.5
| May record high C = 42.8
| Jun record high C = 41.8
| Jul record high C = 40.8
| Aug record high C = 39.7
| Sep record high C = 37.4
| Oct record high C = 36.6
| Nov record high C = 36.0
| Dec record high C = 31.9
| year record high C = 42.8
| Jan high C = 19.8
| Feb high C = 20.6
| Mar high C = 23.2
| Apr high C = 27.7
| May high C = 31.9
| Jun high C = 33.4
| Jul high C = 33.4
| Aug high C = 32.6
| Sep high C = 31.5
| Oct high C = 29.2
| Nov high C = 25.7
| Dec high C = 22.0
| year high C = 27.6
| Jan mean C = 16.6
| Feb mean C = 17.7
| Mar mean C = 20.3
| Apr mean C = 24.2
| May mean C = 27.6
| Jun mean C = 29.3
| Jul mean C = 29.4
| Aug mean C = 28.7
| Sep mean C = 27.7
| Oct mean C = 25.3
| Nov mean C = 21.9
| Dec mean C = 18.3
| year mean C = 23.9
| Jan low C = 14.5
| Feb low C = 15.8
| Mar low C = 18.4
| Apr low C = 21.9
| May low C = 24.8
| Jun low C = 26.4
| Jul low C = 26.5
| Aug low C = 26.1
| Sep low C = 25.2
| Oct low C = 22.8
| Nov low C = 19.3
| Dec low C = 15.8
| year low C = 21.5
| Jan record low C = 2.7
| Feb record low C = 5.0
| Mar record low C = 7.0
| Apr record low C = 9.8
| May record low C = 15.4
| Jun record low C = 20.0
| Jul record low C = 21.0
| Aug record low C = 20.9
| Sep record low C = 16.1
| Oct record low C = 12.4
| Nov record low C = 6.8
| Dec record low C = 5.1
| year record low C = 2.7
| rain colour = green
| Jan rain mm = 22.5
| Feb rain mm = 24.6
| Mar rain mm = 47.0
| Apr rain mm = 91.8
| May rain mm = 185.4
| Jun rain mm = 253.3
| Jul rain mm = 280.1
| Aug rain mm = 309.4
| Sep rain mm = 228.3
| Oct rain mm = 140.7
| Nov rain mm = 66.7
| Dec rain mm = 20.2
| year rain mm = 1670.1
| Jan rain days = 9.5
| Feb rain days = 11.4
| Mar rain days = 15.9
| Apr rain days = 13.7
| May rain days = 14.6
| Jun rain days = 14.8
| Jul rain days = 16.6
| Aug rain days = 16.5
| Sep rain days = 13.2
| Oct rain days = 9.7
| Nov rain days = 6.8
| Dec rain days = 5.2
| year rain days = 147.9
| Jan humidity = 79.9
| Feb humidity = 82.5
| Mar humidity = 84.5
| Apr humidity = 84.7
| May humidity = 81.1
| Jun humidity = 80.0
| Jul humidity = 80.7
| Aug humidity = 82.7
| Sep humidity = 81.0
| Oct humidity = 78.5
| Nov humidity = 77.1
| Dec humidity = 76.2
| year humidity = 80.7
| Jan sun = 68.7
| Feb sun = 48.1
| Mar sun = 45.5
| Apr sun = 87.4
| May sun = 173.7
| Jun sun = 167.0
| Jul sun = 181.1
| Aug sun = 163.0
| Sep sun = 162.4
| Oct sun = 150.3
| Nov sun = 131.6
| Dec sun = 113.0
| year sun = 1488.5
| source 1 = Vietnam Institute for Building Science and Technology<ref name="IBST1">{{cite web|title=Vietnam Institute for Building Science and Technology|url=https://datafiles.chinhphu.vn/cpp/files/vbpq/2022/10/02-bxd.pdf |language=en}}</ref>
| source 2 = Extremes{{efn|All-time record high;Vietnamnet.vn (May record high and January record low only),<ref name="climate" /> Vietnamnet.vn (June record high only),<ref name=Vietnamnet>{{cite web
| url = http://m.danviet.vn/tin-tuc/nong-425-do-c-nhiet-do-tai-hn-lien-tiep-pha-ky-luc-776199.html
| title = Hà Nội nóng kỷ lục 41,5 độ
| website = danviet.vn
| language = vi
| access-date = 4 June 2017 | url-status = live
| archive-url = https://web.archive.org/web/20170603030816/http://vietnamnet.vn/vn/thoi-su/du-bao-thoi-tiet-hom-nay-3-6-ha-noi-nong-ky-luc-41-5-do-376336.html
| archive-date = 3 June 2017 }}</ref> Imh.ac.vn (August record high only),<ref name=IMHEN>{{cite web
| url = http://www.imh.ac.vn/files/doc/TBBDKH_T9_2019.pdf
| title = THÔNG BÁO VÀ DỰ BÁO KHÍ HẬU MÙA X, XI, XII NĂM 2019
| website = imh.ac.vn
| language = vi
| access-date = 6 August 2022 | url-status = live
| archive-url = https://web.archive.org/web/20220805170625/http://www.imh.ac.vn/files/doc/TBBDKH_T9_2019.pdf
| archive-date = 5 August 2022 }}</ref> Nchmf.gov.vn,<ref>{{cite web
| url = http://www.nchmf.gov.vn/Web/vi-VN/62/19/58/map/Default.aspx
| title = THỜI TIẾT HÀ NỘI
| website = nchmf.gov.vn
| language = vi
| access-date = 30 September 2018
| archive-date = 29 September 2018
| archive-url = https://web.archive.org/web/20180929163138/http://www.nchmf.gov.vn/Web/vi-VN/62/19/58/map/Default.aspx
| url-status = dead
}}</ref> January record high, November record high, April and May record low in The Yearbook of Indochina<ref>{{Cite web|url=https://seadelt.net/Asset/Source/Document_ID-254_No-01.pdf|title=VIỆT NAM NIÊN GIÁM THỐNG KÊ|website=Southeast Asian Development|access-date=24 May 2022|archive-date=10 May 2021|archive-url=https://web.archive.org/web/20210510221613/https://seadelt.net/Asset/Source/Document_ID-254_No-01.pdf|url-status=dead}}</ref><ref>[https://seadelt.net/Asset/Source/Document_ID-247_No-01.PDF  The Yearbook of Indochina (1932-1933)]</ref>}}
| source = 
}}

{{Weather box
|width = auto
| location = [[Hà Đông District]]
| metric first = Y
| single line = Y
| collapsed = Y
| Jan record high C = 32.4
| Feb record high C = 34.9
| Mar record high C = 38.9
| Apr record high C = 39.9
| May record high C = 41.3
| Jun record high C = 42.5
| Jul record high C = 40.0
| Aug record high C = 39.6
| Sep record high C = 37.5
| Oct record high C = 35.5
| Nov record high C = 35.0
| Dec record high C = 30.7
|year record high C = 42.5
| Jan high C = 19.9
| Feb high C = 20.8
| Mar high C = 23.3
| Apr high C = 27.5
| May high C = 31.5
| Jun high C = 33.4
| Jul high C = 33.2
| Aug high C = 32.4
| Sep high C = 31.3
| Oct high C = 29.2
| Nov high C = 25.8
| Dec high C = 22.1
|year high C = 27.5
| Jan mean C = 16.5
| Feb mean C = 17.8
| Mar mean C = 20.3
| Apr mean C = 24.0
| May mean C = 27.1
| Jun mean C = 29.0
| Jul mean C = 29.1
| Aug mean C = 28.4
| Sep mean C = 27.2
| Oct mean C = 24.9
| Nov mean C = 21.6
| Dec mean C = 18.0
|year mean C = 23.7

| Jan low C = 14.3
| Feb low C = 15.8
| Mar low C = 18.4
| Apr low C = 21.7
| May low C = 24.3
| Jun low C = 26.0
| Jul low C = 26.3
| Aug low C = 25.8
| Sep low C = 24.6
| Oct low C = 22.7
| Nov low C = 18.7
| Dec low C = 15.3
|year low C = 21.1
| Jan record low C = 5.4
| Feb record low C = 6.1
| Mar record low C = 7.3
| Apr record low C = 13.3
| May record low C = 16.5
| Jun record low C = 20.4
| Jul record low C = 22.5
| Aug record low C = 21.9
| Sep record low C = 19.0
| Oct record low C = 12.0
| Nov record low C = 8.4
| Dec record low C = 3.6
|year record low C = 3.6
| rain colour = green
| Jan rain mm = 28.2
| Feb rain mm = 26.5
| Mar rain mm = 45.0
| Apr rain mm = 83.1
| May rain mm = 189.4
| Jun rain mm = 232.5
| Jul rain mm = 254.6
| Aug rain mm = 293.5
| Sep rain mm = 228.8
| Oct rain mm = 184.8
| Nov rain mm = 87.4
| Dec rain mm = 36.9
|year rain mm = 1687.6

| Jan rain days = 9.6
| Feb rain days = 11.7
| Mar rain days = 15.2
| Apr rain days = 13.6
| May rain days = 14.5
| Jun rain days = 14.4
| Jul rain days = 15.6
| Aug rain days = 16.3
| Sep rain days = 13.7
| Oct rain days = 10.8
| Nov rain days = 7.6
| Dec rain days = 6.2
|year rain days = 149.8
| Jan humidity = 83.3
| Feb humidity = 85.3
| Mar humidity = 86.8
| Apr humidity = 88.1
| May humidity = 85.5
| Jun humidity = 82.5
| Jul humidity = 82.5
| Aug humidity = 85.7
| Sep humidity = 86.1
| Oct humidity = 82.9
| Nov humidity = 81.2
| Dec humidity = 80.2
|year humidity = 84.2
| Jan sun = 65.7
| Feb sun = 49.7
| Mar sun = 50.1
| Apr sun = 87.8
| May sun = 170.2
| Jun sun = 167.1
| Jul sun = 181.9
| Aug sun = 167.0
| Sep sun = 162.4
| Oct sun = 146.1
| Nov sun = 133.2
| Dec sun = 110.3
| year sun = 1477.8
| source 1 = Vietnam Institute for Building Science and Technology<ref name=IBST>{{cite web|title=Vietnam Institute for Building Science and Technology|url=https://datafiles.chinhphu.vn/cpp/files/vbpq/2022/10/02-bxd.pdf |language=en}}</ref>
}}

{{Weather box
| location = [[Sơn Tây]]
| metric first = Y
| single line  = Y
| collapsed = Y
| Jan record high C = 31.4
| Feb record high C = 34.0
| Mar record high C = 38.0
| Apr record high C = 40.4
| May record high C = 40.5
| Jun record high C = 41.6
| Jul record high C = 40.1
| Aug record high C = 39.1
| Sep record high C = 37.5
| Oct record high C = 35.6
| Nov record high C = 34.0
| Dec record high C = 31.2
|year record high C = 41.6
| Jan high C = 19.7
| Feb high C = 20.7
| Mar high C = 23.4
| Apr high C = 27.7
| May high C = 31.8
| Jun high C = 33.2
| Jul high C = 33.2
| Aug high C = 32.5
| Sep high C = 31.5
| Oct high C = 29.3
| Nov high C = 25.8
| Dec high C = 22.1
|year high C = 27.6
| Jan mean C = 16.3
| Feb mean C = 17.6
| Mar mean C = 20.2
| Apr mean C = 24.0
| May mean C = 27.2
| Jun mean C = 28.9
| Jul mean C = 28.9
| Aug mean C = 28.4
| Sep mean C = 27.3
| Oct mean C = 25.0
| Nov mean C = 21.5
| Dec mean C = 17.9
|year mean C = 23.6
| Jan low C = 14.1
| Feb low C = 15.6
| Mar low C = 18.2
| Apr low C = 21.5
| May low C = 24.2
| Jun low C = 25.9
| Jul low C = 26.0
| Aug low C = 25.7
| Sep low C = 24.7
| Oct low C = 22.3
| Nov low C = 18.5
| Dec low C = 15.3
|year low C = 21.1
| Jan record low C = 4.6
| Feb record low C = 5.4
| Mar record low C = 4.5
| Apr record low C = 13.0
| May record low C = 17.3
| Jun record low C = 20.4
| Jul record low C = 19.5
| Aug record low C = 19.8
| Sep record low C = 17.2
| Oct record low C = 14.4
| Nov record low C = 9.2
| Dec record low C = 5.1
|year record low C = 4.5
| rain colour = green
| Jan rain mm = 25.6
| Feb rain mm = 24.6
| Mar rain mm = 43.3
| Apr rain mm = 96.1
| May rain mm = 216.6
| Jun rain mm = 262.9
| Jul rain mm = 311.8
| Aug rain mm = 314.6
| Sep rain mm = 224.3
| Oct rain mm = 158.4
| Nov rain mm = 63.0
| Dec rain mm = 22.0
|year rain mm = 1751.2
| Jan rain days = 9.7
| Feb rain days = 11.1
| Mar rain days = 14.6
| Apr rain days = 13.5
| May rain days = 15.5
| Jun rain days = 15.6
| Jul rain days = 16.9
| Aug rain days = 16.5
| Sep rain days = 13.1
| Oct rain days = 9.7
| Nov rain days = 6.9
| Dec rain days = 6.0
|year rain days = 149.1
| Jan humidity = 83.8
| Feb humidity = 85.0
| Mar humidity = 86.7
| Apr humidity = 87.2
| May humidity = 84.6
| Jun humidity = 82.9
| Jul humidity = 83.6
| Aug humidity = 85.4
| Sep humidity = 84.6
| Oct humidity = 82.4
| Nov humidity = 81.3
| Dec humidity = 80.4
|year humidity = 84.0
| Jan sun = 65.5
| Feb sun = 48.8
| Mar sun = 49.3
| Apr sun = 91.6
| May sun = 172.4
| Jun sun = 165.4
| Jul sun = 181.1
| Aug sun = 173.4
| Sep sun = 170.5
| Oct sun = 151.3
| Nov sun = 130.5
| Dec sun = 108.9
| year sun = 1494.7
| source 1 = Vietnam Institute for Building Science and Technology<ref name=IBST>{{cite web|title=Vietnam Institute for Building Science and Technology|url=https://datafiles.chinhphu.vn/cpp/files/vbpq/2022/10/02-bxd.pdf |language=en}}</ref>
}}

{{Weather box
| location = [[Ba Vì District]]
| metric first = Y
| single line  = Y
| collapsed = Y
| Jan record high C = 31.9
| Feb record high C = 34.8
| Mar record high C = 38.9
| Apr record high C = 41.2
| May record high C = 41.6
| Jun record high C = 40.8
| Jul record high C = 39.6
| Aug record high C = 39.0
| Sep record high C = 37.3
| Oct record high C = 35.5
| Nov record high C = 35.0
| Dec record high C = 32.4
|year record high C = 41.6
| Jan high C = 19.4
| Feb high C = 20.7
| Mar high C = 23.3
| Apr high C = 27.6
| May high C = 31.5
| Jun high C = 33.1
| Jul high C = 32.9
| Aug high C = 32.4
| Sep high C = 31.4
| Oct high C = 29.0
| Nov high C = 25.5
| Dec high C = 21.8
|year high C = 27.4
| Jan mean C = 16.0
| Feb mean C = 17.6
| Mar mean C = 20.2
| Apr mean C = 24.0
| May mean C = 27.1
| Jun mean C = 28.7
| Jul mean C = 28.7
| Aug mean C = 28.1
| Sep mean C = 27.0
| Oct mean C = 24.5
| Nov mean C = 21.0
| Dec mean C = 17.4
|year mean C = 23.4
| Jan low C = 13.7
| Feb low C = 15.5
| Mar low C = 17.9
| Apr low C = 21.5
| May low C = 24.0
| Jun low C = 25.6
| Jul low C = 25.7
| Aug low C = 25.3
| Sep low C = 24.2
| Oct low C = 21.7
| Nov low C = 17.9
| Dec low C = 14.4
|year low C = 20.6
| Jan record low C = 4.0
| Feb record low C = 6.1
| Mar record low C = 7.0
| Apr record low C = 12.4
| May record low C = 17.1
| Jun record low C = 20.1
| Jul record low C = 19.9
| Aug record low C = 21.0
| Sep record low C = 17.3
| Oct record low C = 12.8
| Nov record low C = 6.7
| Dec record low C = 2.8
|year record low C = 2.8
| rain colour = green
| Jan rain mm = 27.4
| Feb rain mm = 32.8
| Mar rain mm = 51.9
| Apr rain mm = 97.2
| May rain mm = 263.4
| Jun rain mm = 276.1
| Jul rain mm = 328.0
| Aug rain mm = 344.9
| Sep rain mm = 245.4
| Oct rain mm = 189.9
| Nov rain mm = 56.2
| Dec rain mm = 22.4
|year rain mm = 1935.6
| Jan rain days = 11.0
| Feb rain days = 12.0
| Mar rain days = 15.5
| Apr rain days = 14.6
| May rain days = 16.5
| Jun rain days = 16.5
| Jul rain days = 17.4
| Aug rain days = 17.0
| Sep rain days = 13.2
| Oct rain days = 10.6
| Nov rain days = 7.1
| Dec rain days = 5.9
|year rain days = 157.6
| Jan humidity = 84.7
| Feb humidity = 86.0
| Mar humidity = 86.6
| Apr humidity = 86.8
| May humidity = 84.2
| Jun humidity = 82.5
| Jul humidity = 83.7
| Aug humidity = 85.8
| Sep humidity = 84.5
| Oct humidity = 83.0
| Nov humidity = 81.6
| Dec humidity = 81.3
|year humidity = 84.3
| Jan sun = 63.2
| Feb sun = 50.3
| Mar sun = 48.2
| Apr sun = 78.9
| May sun = 157.0
| Jun sun = 160.8
| Jul sun = 173.3
| Aug sun = 170.9
| Sep sun = 175.1
| Oct sun = 151.8
| Nov sun = 134.4
| Dec sun = 115.0
| year sun = 1477.2
|source 1 = Vietnam Institute for Building Science and Technology<ref name=IBST>{{cite web|title=Vietnam Institute for Building Science and Technology|url=https://datafiles.chinhphu.vn/cpp/files/vbpq/2022/10/02-bxd.pdf |language=en}}</ref>
}}