Editing Quincy, Illinois (section)

==Geography==
[[File:Quincy (Illinois) riverfront 2002.jpg|thumb|The [[Mississippi River]]front in Quincy]]
Quincy is located at {{Coord|39|55|56|N|91|23|19|W|type:city}} (39.932335, -91.388737).<ref name="GR1">{{cite web|url=https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html|publisher=[[United States Census Bureau]]|access-date=April 23, 2011|date=February 12, 2011|title=US Gazetteer files: 2010, 2000, and 1990}}</ref> It is adjacent to the Mississippi River and Quincy Bay, a large inlet of water fed by Cedar and Homan Creeks. According to the 2021 census gazetteer files, Quincy has a total area of {{convert|15.81|sqmi|km2|2}}, of which {{convert|15.77|sqmi|km2|2}} (or 99.73%) is land and {{convert|0.04|sqmi|km2|2}} (or 0.27%) is water.<ref name="gaz2021">{{Cite web |title=Gazetteer Files |url=https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html |access-date=June 29, 2022 |website=Census.gov}}</ref>

The city is situated on bluffs overlooking the Mississippi River. Adjacent to Quincy, on the Missouri side of the river, is [[West Quincy, Missouri|West Quincy]], [[Missouri]] and a vast floodplain used primarily for farming. East of Quincy lies the Quincy Hills geographic region, a region of hills that are similar to the [[Lincoln Hills]] in Missouri, where a mixture of rolling hills, woods, and farming shape the landscape. Flat prairie lie north of Quincy and as the Mississippi turns sharply to the southwest; bluffs, floodplain, and farmland lie to the south and southwest of the city.

The [[Quincy micropolitan area]] includes [[Adams County, Illinois|Adams County]], [[Illinois]] and [[Lewis County, Missouri|Lewis County]], [[Missouri]] and together hold a population of 75,546. Due to its proximity to [[Hannibal, Missouri|Hannibal]], [[Missouri]], the two communities have been bulked into [[Quincy-Hannibal, IL-MO Combined Statistical Area]] which holds approximately 116,000 residents. As of the 2010 Census, it is currently ranked as the [[List of Combined Statistical Areas|156th most populated CSA in the United States]].

Geographically, Quincy is the largest city and central hub of the [[tri-state area]] encompassing [[western Illinois]], northeastern Missouri, and southeastern Iowa.

Quincy has several suburbs. [[North Quincy, Illinois|North Quincy]] is the city's most populated suburb and lies to the north, beyond a rail line and a large creek. [[Hickory Grove, Adams County, Illinois|Hickory Grove, Illinois]] is an edge town and lies adjacent to Quincy to its east, bordered by [[Interstate 172]]. The town of [[Marblehead, Illinois|Marblehead]] lies to the south, and West Quincy to the west.

The Hannibal–Quincy micropolitan area is also technically not located within the nearby [[St. Louis]] metropolitan, but are regionally associated due to their proximity and accessibility to [[Greater St. Louis]].

===Climate===
{{Weather box
 | width       = auto
 | collapsed   = yes
 | single line = yes
 | location    = Quincy, Illinois ([[Lock and Dam No. 21]]) (1991–2020 normals, extremes 1901–present)
 | Jan record high F  = 79
 | Feb record high F  = 80
 | Mar record high F  = 88
 | Apr record high F  = 92
 | May record high F  = 103
 | Jun record high F  = 105
 | Jul record high F  = 114
 | Aug record high F  = 111
 | Sep record high F  = 105
 | Oct record high F  = 97
 | Nov record high F  = 87
 | Dec record high F  = 76
 | year record high F =

|Jan avg record high F = 59.6
|Feb avg record high F = 64.6
|Mar avg record high F = 74.2
|Apr avg record high F = 83.6
|May avg record high F = 88.5
|Jun avg record high F = 93.9
|Jul avg record high F = 97.1
|Aug avg record high F = 97.3
|Sep avg record high F = 92.5
|Oct avg record high F = 85.9
|Nov avg record high F = 73.3
|Dec avg record high F = 62.9
|year avg record high F = 99.4

 | Jan high F = 35.1
 | Feb high F = 40.4
 | Mar high F = 51.8
 | Apr high F = 64.4
 | May high F = 74.1
 | Jun high F = 83.4
 | Jul high F = 87.2
 | Aug high F = 85.6
 | Sep high F = 78.9
 | Oct high F = 66.6
 | Nov high F = 52.5
 | Dec high F = 40.2
 | year high F = 63.3
 | Jan mean F = 27.0
 | Feb mean F = 31.6
 | Mar mean F = 41.9
 | Apr mean F = 53.6
 | May mean F = 64.1
 | Jun mean F = 73.6
 | Jul mean F = 77.4
 | Aug mean F = 75.7
 | Sep mean F = 68.0
 | Oct mean F = 56.0
 | Nov mean F = 43.2
 | Dec mean F = 32.3
 | year mean F = 53.7
 | Jan low F = 18.9
 | Feb low F = 22.7
 | Mar low F = 32.0
 | Apr low F = 42.9
 | May low F = 54.2
 | Jun low F = 63.9
 | Jul low F = 67.6
 | Aug low F = 65.7
 | Sep low F = 57.1
 | Oct low F = 45.4
 | Nov low F = 33.8
 | Dec low F = 24.5
 | year low F = 44.1

|Jan avg record low F = -1.5
|Feb avg record low F = 4.1
|Mar avg record low F = 13.6
|Apr avg record low F = 29.1
|May avg record low F = 41.4
|Jun avg record low F = 53.3
|Jul avg record low F = 58.8
|Aug avg record low F = 57.6
|Sep avg record low F = 43.7
|Oct avg record low F = 31.0
|Nov avg record low F = 18.4
|Dec avg record low F = 6.2
|year avg record low F = -5.0

 | Jan record low F  = -21
 | Feb record low F  = -29
 | Mar record low F  = -12
 | Apr record low F  = 12
 | May record low F  = 26
 | Jun record low F  = 39
 | Jul record low F  = 48
 | Aug record low F  = 44
 | Sep record low F  = 26
 | Oct record low F  = 10
 | Nov record low F  = -3
 | Dec record low F  = -20
 | year record low F =
 | precipitation color   = green
 | Jan precipitation inch = 1.66
 | Feb precipitation inch = 1.91
 | Mar precipitation inch = 2.48
 | Apr precipitation inch = 4.22
 | May precipitation inch = 4.80
 | Jun precipitation inch = 4.12
 | Jul precipitation inch = 3.64
 | Aug precipitation inch = 3.33
 | Sep precipitation inch = 3.37
 | Oct precipitation inch = 2.65
 | Nov precipitation inch = 2.57
 | Dec precipitation inch = 1.73
 | year precipitation inch = 36.48
 | unit precipitation days = 0.01 in
 | Jan precipitation days  = 7.2
 | Feb precipitation days  = 6.6
 | Mar precipitation days  = 9.1
 | Apr precipitation days  = 10.5
 | May precipitation days  = 10.6
 | Jun precipitation days  = 9.3
 | Jul precipitation days  = 8.2
 | Aug precipitation days  = 7.0
 | Sep precipitation days  = 6.2
 | Oct precipitation days  = 8.2
 | Nov precipitation days  = 7.3
 | Dec precipitation days  = 6.9
 | year precipitation days = 97.1
 | source = [[National Oceanic and Atmospheric Administration|NOAA]]<ref name="NOWData">{{cite web
|url = https://www.weather.gov/wrh/climate?wfo=lsx
|title = NOWData – NOAA Online Weather Data
|publisher = National Oceanic and Atmospheric Administration
|access-date = November 19, 2023}}</ref><ref name="NCEI">{{cite web
|url = https://www.ncei.noaa.gov/access/services/data/v1?dataset=normals-monthly-1991-2020&stations=USC00117077&format=pdf&dataTypes=MLY-TMAX-NORMAL,MLY-TMIN-NORMAL,MLY-TAVG-NORMAL,MLY-PRCP-NORMAL,MLY-SNOW-NORMAL
|title = Summary of Monthly Normals 1991–2020
|publisher = National Oceanic and Atmospheric Administration
|access-date = November 19, 2023}}</ref><ref name = XMACIS2>
{{cite web
|url = https://xmacis.rcc-acis.org/
|publisher = National Oceanic and Atmospheric Administration
|title = xmACIS2
|access-date = November 20, 2023
}}
</ref>
}}