Jacksonville, Illinois

==Geography==
Jacksonville is located at {{Coord|39|43|55|N|90|14|4|W|type:city}} (39.731936, −90.234394).<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 {{convert|32|mi}} west of [[Springfield, Illinois|Springfield]], the state capital, and {{convert|70|mi}} east of [[Hannibal, Missouri]].

[[Interstate 72]] passes to the south of the city, with access from Exits 64 and 68. [[U.S. Route 67]] passes just west of the city limits, leading south {{convert|64|mi}} to [[Alton, Illinois|Alton]] and north {{convert|66|mi}} to [[Macomb, Illinois|Macomb]]. [[Illinois Route 104]] passes through Jacksonville as Morton Avenue, leading southeast {{convert|18|mi}} to [[Waverly, Illinois|Waverly]], while [[Illinois Route 267]] runs south from Jacksonville, leading {{convert|27|mi}} to [[Greenfield, Illinois|Greenfield]]. [[Illinois Route 78]] leads north from Jacksonville {{convert|16|mi}} to [[Virginia, Illinois|Virginia]].

According to the [[U.S. Census Bureau]], Jacksonville has a total area of {{convert|10.76|sqmi|sqkm|2}}, of which {{convert|0.20|sqmi|sqkm|2}}, or 1.83%, are water.<ref name="CenPopGazetteer2022"/> The city sits in the middle of mostly flat, fertile farmland. One branch of Mauvaisterre Creek empties into Lake Mauvaisterre, a small reservoir surrounded on three sides by parkland.  {{convert|4|mi|0}} south of the city lies Lake Jacksonville, a {{convert|476|acre|adj=on}} lake with {{convert|18.6|mi|1}} of shoreline.<ref>{{cite web|url=http://www.ifishillinois.org/profiles/display_lake.php?waternum=00173|title=Lake Profile – JACKSONVILLE, LAKE|website=ifishillinois.org}}</ref> Lake Jacksonville was named the "Number One Fishing Spot in Illinois" by ''[[Field & Stream]]'' magazine.<ref>{{cite web |url=http://www.jacksonvilleil.com/index.asp?Type=B_BASIC&SEC=%7BD30D7AD9-9508-4787-B56E-B3182FF681EF%7D |title=Lake Jacksonville - Jacksonville |access-date=March 24, 2014 |url-status=dead |archive-url=https://web.archive.org/web/20140808120947/http://www.jacksonvilleil.com/index.asp?Type=B_BASIC&SEC=%7BD30D7AD9-9508-4787-B56E-B3182FF681EF%7D |archive-date=August 8, 2014 }}</ref>

===Climate===
{{Weather box
|location = Jacksonville 2E, Illinois (1991–2020 normals, extremes 1895–present)
|single line = Y
| Jan record high F = 75
| Feb record high F = 80
| Mar record high F = 91
| Apr record high F = 94
| May record high F = 103
| Jun record high F = 107
| Jul record high F = 114
| Aug record high F = 112
| Sep record high F = 106
| Oct record high F = 98
| Nov record high F = 84
| Dec record high F = 74
| year record high F = 114
| Jan high F = 36.0
| Feb high F = 41.1
| Mar high F = 52.4
| Apr high F = 64.9
| May high F = 74.8
| Jun high F = 83.3
| Jul high F = 86.5
| Aug high F = 85.2
| Sep high F = 80.0
| Oct high F = 67.7
| Nov high F = 53.0
| Dec high F = 41.2
| year high F = 63.8
| Jan mean F = 27.1
| Feb mean F = 31.2
| Mar mean F = 41.2
| Apr mean F = 52.6
| May mean F = 63.3
| Jun mean F = 72.1
| Jul mean F = 75.3
| Aug mean F = 73.4
| Sep mean F = 66.7
| Oct mean F = 55.0
| Nov mean F = 42.5
| Dec mean F = 32.2
| year mean F = 52.7
| Jan low F = 18.1
| Feb low F = 21.4
| Mar low F = 30.1
| Apr low F = 40.3
| May low F = 51.7
| Jun low F = 60.8
| Jul low F = 64.0
| Aug low F = 61.7
| Sep low F = 53.5
| Oct low F = 42.3
| Nov low F = 31.9
| Dec low F = 23.3
| year low F = 41.6
| Jan record low F = −24
| Feb record low F = −28
| Mar record low F = −14
| Apr record low F = 10
| May record low F = 26
| Jun record low F = 36
| Jul record low F = 43
| Aug record low F = 39
| Sep record low F = 23
| Oct record low F = 9
| Nov record low F = -5
| Dec record low F = −21
| year record low F = -28
| precipitation colour = green
| Jan precipitation inch = 1.93
| Feb precipitation inch = 1.72
| Mar precipitation inch = 2.81
| Apr precipitation inch = 4.27
| May precipitation inch = 4.82
| Jun precipitation inch = 4.89
| Jul precipitation inch = 3.96
| Aug precipitation inch = 3.39
| Sep precipitation inch = 3.50
| Oct precipitation inch = 2.97
| Nov precipitation inch = 3.01
| Dec precipitation inch = 1.98
| year precipitation inch = 39.25
| Jan snow inch = 5.1
| Feb snow inch = 4.3
| Mar snow inch = 2.0
| Apr snow inch = 0.3
| May snow inch = 0.0
| Jun snow inch = 0.0
| Jul snow inch = 0.0
| Aug snow inch = 0.0
| Sep snow inch = 0.0
| Oct snow inch = 0.0
| Nov snow inch = 1.0
| Dec snow inch = 3.5
| year snow inch = 16.2
| unit precipitation days = 0.01 in
| Jan precipitation days = 7.7
| Feb precipitation days = 7.2
| Mar precipitation days = 10.8
| Apr precipitation days = 12.3
| May precipitation days = 13.3
| Jun precipitation days = 10.5
| Jul precipitation days = 8.7
| Aug precipitation days = 8.9
| Sep precipitation days = 8.2
| Oct precipitation days = 9.9
| Nov precipitation days = 9.8
| Dec precipitation days = 8.1
| year precipitation days = 115.4
| unit snow days = 0.1 in
| Jan snow days = 3.9
| Feb snow days = 3.2
| Mar snow days = 1.4
| Apr snow days = 0.2
| May snow days = 0.0
| Jun snow days = 0.0
| Jul snow days = 0.0
| Aug snow days = 0.0
| Sep snow days = 0.0
| Oct snow days = 0.0
| Nov snow days = 0.6
| Dec snow days = 3.1
| year snow days = 12.4
|source 1 = [[NOAA]]<ref name= nws>
{{cite web
| url = https://w2.weather.gov/climate/xmacis.php?wfo=ilx
| title = NowData – NOAA Online Weather Data
| publisher = National Oceanic and Atmospheric Administration
| access-date = July 21, 2021}}</ref><ref name=NCEI>
{{cite web
| url = https://www.ncei.noaa.gov/access/services/data/v1?dataset=normals-monthly-1991-2020&startDate=0001-01-01&endDate=9996-12-31&stations=USC00114442&format=pdf
| title = Station: Jacksonville 2E, IL
| work = U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020)
| publisher = National Oceanic and Atmospheric Administration
| access-date = July 21, 2021}}</ref>
}}