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Weather & Climate in Warrensburg, IL

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Warrensburg experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 27°F in January while summers reach 76°F in July. The area gets 293 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 40.4 inches. The area receives 13.6 inches of snow annually. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 706 feet.

Temperature

27°F Jan (-3°C) 76°F Jul (24°C)
Annual Average53.0°F
2% below US avg
January Average27°F (-3°C)
July Average76°F (24°C)
Sunny Days293 days/yr

Geography

Elevation706 ft (215 m)
Area0.3 sq mi (0.7 km²)
Population Density1,474/sq mi
Coordinates39.9320°N, 89.0628°W
TimezoneAmerica/Chicago
CountyChristian County County
Nearest AirportCentral Il Regional/Bloomington-Normal (BMI)
38 miles away

Precipitation & Snow

Annual Rainfall 40.4"
6% above US avg
Snowfall 13.6"
Wettest Month (May) 4.41"
Driest Month (Jan) 1.81"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score54.0 / 100
Social Vulnerability17.1 / 100
Community Resilience85.0 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Relatively Low
Wildfire Very Low
Flood Relatively Low
Hail Relatively Low
Strong Wind Relatively Moderate
Heat Wave Relatively Low
Winter Weather Relatively Low
Lightning Relatively Low
Ice Storm Relatively Low
Drought Relatively High
Cold Wave Relatively Moderate
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.4.

Mar 2, 1990 9 km NW of Vernon, Illinois M3.4 121 km 0 km
May 13, 2025 7 km SSW of Lerna, Illinois M3.3 90 km 10 km
Jan 29, 1993 7 km WNW of Brownstown, Illinois M3.2 100 km 5 km
Jul 1, 2017 9 km SSE of Mulberry Grove, Illinois M3.1 121 km 17 km
Sep 5, 2004 3 km WNW of Saint Peter, Illinois M2.9 117 km 33 km
Apr 24, 1990 5 km SW of Newton, Illinois M2.9 131 km 18 km
Mar 15, 2025 6 km W of Dwight, Illinois M2.6 137 km 5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

816 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 28 fatalities, 832 injuries.

Date Rating Distance Path Fatalities
Nov 17, 2013 EF4 88 km 46.4 mi 3
Jul 13, 2004 EF4 99 km 9.6 mi 0
May 5, 1977 EF4 39 km 7.3 mi 0
Mar 20, 1976 EF4 27 km 63.7 mi 0
Jun 14, 1957 EF4 58 km 4.3 mi 2
Dec 1, 2018 EF3 64 km 12.5 mi 0
Nov 17, 2013 EF3 83 km 29.8 mi 0
Nov 17, 2013 EF3 63 km 18.7 mi 0
Apr 19, 2011 EF3 85 km 4.3 mi 0
Dec 31, 2010 EF3 68 km 3.6 mi 0
Aug 19, 2009 EF3 43 km 24.3 mi 0
May 10, 2003 EF3 80 km 17.5 mi 0
Jun 1, 1999 EF3 86 km 10.0 mi 1
Apr 19, 1996 EF3 71 km 4.0 mi 0
Apr 19, 1996 EF3 16 km 14.5 mi 0
Apr 19, 1996 EF3 50 km 9.4 mi 0
Apr 19, 1996 EF3 97 km 2.0 mi 1
May 13, 1995 EF3 92 km 25.0 mi 0
May 9, 1995 EF3 57 km 50.0 mi 0
Jul 26, 1978 EF3 63 km 8.9 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 27°F (-3°C) 1.8 in Coldest, Driest
February 30°F (-1°C) 1.8 in
March 41°F (5°C) 3.3 in
April 53°F (11°C) 3.8 in
May 63°F (17°C) 4.4 in Wettest
June 72°F (22°C) 3.9 in
July 76°F (24°C) 4.1 in Warmest
August 73°F (23°C) 3.8 in
September 67°F (19°C) 3.2 in
October 55°F (13°C) 2.8 in
November 42°F (6°C) 3.1 in
December 31°F (-1°C) 2.8 in

Warrensburg has a seasonal temperature swing of 49°F / from 27°F in January to 76°F in July. Total annual precipitation is 38.9 inches, with May being the wettest month (4.4") and January the driest (1.8").

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