Editing Green Valley, Arizona (section)

==Geography==
Green Valley is located along the western side of the [[Santa Cruz River (Arizona)|Santa Cruz River]] at {{Coord|31|51|N|111|0|W|type:city}} (31.8556, -111.0001).<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> [[Continental, Arizona|Continental]] is to the east of Green Valley, on the other side of the river.

According to the [[United States Census Bureau]], the CDP has a total area of {{convert|26.3|mi2|km2}}, of which {{convert|26.2|mi2|km2}}  is land and {{convert|0.04|mi2|km2}}  (0.08%) is water.

Green Valley is {{convert|20|mi|km|spell=in}} south of [[Tucson, Arizona|Tucson]] and {{convert|40|mi|km}} north of [[Nogales, Sonora|Nogales]], [[Sonora]], Mexico. Surrounded by copper mines, and near the cycling, hiking and birding areas of the [[Santa Rita Mountains]], Green Valley is an unincorporated [[retirement community]] composed of 59 Homeowner Associations.

The largest of the mines are the [[Sierrita Mine]] owned by [[Freeport-McMoRan]]<ref>{{cite web | url = http://www.infomine.com/minesite/minesite.asp?site=sierrita | publisher = www.infomine.com | title = Sierrita Mine | access-date = November 30, 2008}}</ref> and the [[Mission Mine]] of [[ASARCO]]. Compared to [[Copper mining in Arizona|other mines in Arizona]] the two mines are large; Sierrita is low-grade.

===Climate===
Green Valley has a borderline [[semi-arid climate|hot semi-arid]]/[[desert climate|hot desert climate]] (Köppen ''BSh''/''BWh'') with three seasons: a warm to mild winter with chilly nights from October through March; a hot, extremely dry summer season from April to late June; and a hot, relatively humid [[North American Monsoon|monsoon]] season from July through September. Outside monsoon season, rainfall is uniformly scarce, having exceeded {{convert|4.0|in|mm|disp=or}} only in October 2000 amongst other months. The wettest month on record has been July 1990 with {{convert|10.43|in|mm|1|disp=or}}, of which {{convert|3.22|in|mm|1|disp=or}} fell on July 15. The wettest calendar year has been 1993 with {{convert|22.00|in|mm|1|disp=or}} while the driest since 1988 has been 1997 with {{convert|9.90|in|mm|1|disp=or}}.

Temperatures are uniformly hot during the summer and monsoon seasons, with {{convert|90|F|C|1|disp=or}} exceeded on 154 days during an average year, and 77 nights failing to fall below {{convert|70|F|C|1|disp=or}}, including every night during August 2011. Frosts occur 37 nights per winter on average, and daytime highs fail to top {{convert|50|F|C|disp=or}} on nine days.
<div style="width:75%;">
{{Weather box
|location = Green Valley, Arizona (1988-2016)
|single line = Yes
|Jan record high F = 88
|Feb record high F = 90
|Mar record high F = 95
|Apr record high F = 100
|May record high F = 108
|Jun record high F = 111
|Jul record high F = 110
|Aug record high F = 108
|Sep record high F = 106
|Oct record high F = 102
|Nov record high F = 93
|Dec record high F = 85
|year record high F = 111
|Jan high F = 67.5
|Feb high F = 69.8
|Mar high F = 76.1
|Apr high F = 82.3
|May high F = 91.6
|Jun high F = 100.1
|Jul high F = 98.6
|Aug high F = 97.0
|Sep high F = 94.4
|Oct high F = 86.1
|Nov high F = 75.9
|Dec high F = 66.2
|year high F = 83.5
|Jan low F = 36.9
|Feb low F = 39.6
|Mar low F = 45.5
|Apr low F = 51.4
|May low F = 59.5
|Jun low F = 69.1
|Jul low F = 73.6
|Aug low F = 71.9
|Sep low F = 67.1
|Oct low F = 55.3
|Nov low F = 44.2
|Dec low F = 36.3
|year low F = 54.1
|Jan record low F = 17
|Feb record low F = 16
|Mar record low F = 29
|Apr record low F = 31
|May record low F = 44
|Jun record low F = 52
|Jul record low F = 60
|Aug record low F = 60
|Sep record low F = 50
|Oct record low F = 33
|Nov record low F = 22
|Dec record low F = 21
|year record low F = 16
|Jan rain inch = 0.78
|Feb rain inch = 0.81
|Mar rain inch = 0.67
|Apr rain inch = 0.27
|May rain inch = 0.19
|Jun rain inch = 0.35
|Jul rain inch = 3.41
|Aug rain inch = 2.79
|Sep rain inch = 1.52
|Oct rain inch = 1.06
|Nov rain inch = 0.60
|Dec rain inch = 0.94
|rain colour = green
|Jan rain days = 4
|Feb rain days = 4
|Mar rain days = 4
|Apr rain days = 2
|May rain days = 1
|Jun rain days = 2
|Jul rain days = 11
|Aug rain days = 10
|Sep rain days = 5
|Oct rain days = 4
|Nov rain days = 2
|Dec rain days = 4
|unit rain days = 0.01 inch
|source 1 = Tucson National Weather Service<ref name="TucsonNWS">{{cite web
|url = http://w2.weather.gov/climate/xmacis.php?wfo=twc
|title=NOW Data
|publisher=[[National Weather Service]]
|access-date=May 14, 2016
}}
</ref>
}}
</div>