Weather & Climate in Batavia, IL

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

Batavia experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 23°F in January while summers reach 74°F in July. The area gets 275 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 39.5 inches. The area receives 27.9 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 713 feet.

Temperature

23°F Jan (-5°C) 74°F Jul (24°C)

Annual Average	50.2°F
	7% below US avg
January Average	23°F (-5°C)
July Average	74°F (24°C)
Sunny Days	275 days/yr

Geography

Elevation	713 ft (217 m)
Area	9.7 sq mi (25.0 km²)
Population Density	2,441/sq mi
Coordinates	41.8477°N, 88.3110°W
Timezone	America/Chicago
County	Kane County County
Nearest Airport	Chicago O'Hare International (ORD) 23 miles away

Precipitation & Snow

Annual Rainfall 39.5"

4% above US avg

Snowfall 27.9"

Wettest Month (Jun) 4.17"

Driest Month (Feb) 1.34"

Air Quality

AQI Median	43.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively High
Risk Score	94.6 / 100
Social Vulnerability	17.0 / 100
Community Resilience	63.7 / 100

Hazard Breakdown

Tornado	Relatively High
Hurricane	Very Low
Earthquake	Relatively Low
Wildfire	Very Low
Flood	Relatively High
Hail	Relatively Low
Strong Wind	Relatively Moderate
Heat Wave	Relatively Moderate
Winter Weather	Relatively Moderate
Lightning	Relatively High
Ice Storm	Relatively Moderate
Drought	Relatively Moderate
Cold Wave	Very High
Landslide	Very Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

8 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.

Jun 28, 2004	12 km NW of Dayton, Illinois	M4.2	65 km	10 km
Feb 10, 2010	2 km NW of Lily Lake, Illinois	M3.8	21 km	10 km
Sep 2, 1999	8 km W of Amboy, Illinois	M3.5	94 km	5 km
Nov 4, 2013	1 km SSW of Lyons, Illinois	M3.2	41 km	1 km
Jul 15, 2024	2 km WNW of Somonauk, Illinois	M3.1	40 km	10 km
Mar 25, 2015	3 km WNW of Lake in the Hills, Illinois	M2.9	38 km	6 km
Jun 10, 2013	4 km NNE of Virgil, Illinois	M2.6	23 km	5 km
Mar 15, 2025	6 km W of Dwight, Illinois	M2.6	86 km	5 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

615 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 112 fatalities, 2,218 injuries.

Date	Rating	Distance	Path	Fatalities
Aug 28, 1990	EF5	19 km	16.4 mi	29
Apr 9, 2015	EF4	81 km	30.1 mi	2
Jun 29, 1979	EF4	37 km	5.4 mi	0
Jun 13, 1976	EF4	33 km	3.3 mi	2
Sep 28, 1972	EF4	60 km	5.2 mi	0
Apr 21, 1967	EF4	34 km	8.8 mi	1
Apr 21, 1967	EF4	45 km	15.0 mi	33
Apr 21, 1967	EF4	65 km	25.5 mi	24
Apr 11, 1965	EF4	42 km	9.1 mi	6
Apr 17, 1963	EF4	76 km	57.3 mi	1
Jun 20, 2021	EF3	15 km	17.6 mi	0
Feb 28, 2017	EF3	79 km	11.5 mi	2
Jun 22, 2015	EF3	60 km	16.3 mi	0
Jun 5, 2010	EF3	90 km	8.6 mi	0
Jun 5, 2010	EF3	99 km	7.8 mi	0
Jan 7, 2008	EF3	78 km	10.8 mi	0
Jan 7, 2008	EF3	74 km	13.2 mi	0
Mar 27, 1991	EF3	35 km	15.0 mi	0
Apr 27, 1984	EF3	33 km	9.0 mi	1
Apr 2, 1982	EF3	93 km	12.0 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1954	MICHIGAN CITY, IN (LAKE MICHIGAN)	Avalanche	3.0 m	7	120 km

Source: NOAA/NCEI Historical Tsunami Database.

Wildfire History

11 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (1,741 acres, 2019).

Year	Name	Acres Burned	Distance
2019	UNNAMED	1,741	54 km
2019	UNNAMED	1,664	56 km
2021	NORTHEAST PRAIRIE UNIT 3	978	58 km
2024	NORTHEAST PRAIRIE 3 RX	938	57 km
1986	OGDEN DUNS	863	95 km
2021	UNNAMED	738	56 km
2021	MIDDLE GRANT CREEK	700	55 km
2019	UNNAMED	698	56 km
2024	IBSP SOUTH F1 RX	690	75 km
2021	21-INDU TOLLESTON DUNES EAST	594	95 km
2017	UNNAMED	549	55 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	23°F (-5°C)	1.6 in	Coldest
February	26°F (-3°C)	1.3 in	Driest
March	37°F (3°C)	2.5 in
April	48°F (9°C)	3.8 in
May	59°F (15°C)	3.7 in
June	69°F (21°C)	4.2 in	Wettest
July	74°F (24°C)	3.9 in	Warmest
August	72°F (22°C)	4.1 in
September	64°F (18°C)	3.8 in
October	52°F (11°C)	2.6 in
November	39°F (4°C)	3.0 in
December	27°F (-3°C)	2.2 in

Batavia has a seasonal temperature swing of 51°F / from 23°F in January to 74°F in July. Total annual precipitation is 36.7 inches, with June being the wettest month (4.2") and February the driest (1.3").

View full profile of Batavia, IL →