Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Woodridge experiences four distinct seasons with an average annual temperature of 49°F (10°C). Winters average 23°F in January while summers reach 73°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 40.2 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 758 feet.
Temperature
23°F Jan (-5°C)73°F Jul (23°C)
Annual Average
49.2°F
9% below US avg
January Average
23°F (-5°C)
July Average
73°F (23°C)
Sunny Days
275 days/yr
Geography
Elevation
758 ft (231 m)
Area
3.8 sq mi (9.8 km²)
Population Density
3,519/sq mi
Coordinates
41.7374°N, 88.0441°W
Timezone
America/Chicago
County
DuPage County County
Nearest Airport
Chicago Midway International (MDW) 15 miles away
Precipitation & Snow
Annual Rainfall40.2"
6% above US avg
Wettest Month (Jun)4.09"
Driest Month (Feb)1.46"
Air Quality
AQI Median
43.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively High
Risk Score
97.7 / 100
Social Vulnerability
15.8 / 100
Community Resilience
71.8 / 100
Hazard Breakdown
Tornado
Very High
Hurricane
Very Low
Earthquake
Relatively Moderate
Wildfire
Very Low
Flood
Relatively High
Hail
Relatively Low
Strong Wind
Very High
Heat Wave
Relatively Moderate
Winter Weather
Relatively High
Lightning
Relatively High
Ice Storm
Relatively Moderate
Drought
Very Low
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
78 km
10 km
Feb 10, 2010
2 km NW of Lily Lake, Illinois
M3.8
46 km
10 km
Sep 2, 1999
8 km W of Amboy, Illinois
M3.5
115 km
5 km
Nov 4, 2013
1 km SSW of Lyons, Illinois
M3.2
20 km
1 km
Jul 15, 2024
2 km WNW of Somonauk, Illinois
M3.1
56 km
10 km
Mar 25, 2015
3 km WNW of Lake in the Hills, Illinois
M2.9
57 km
6 km
Jun 10, 2013
4 km NNE of Virgil, Illinois
M2.6
48 km
5 km
Mar 15, 2025
6 km W of Dwight, Illinois
M2.6
82 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
580 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 111 fatalities, 2,208 injuries.
Date
Rating
Distance
Path
Fatalities
Aug 28, 1990
EF5
26 km
16.4 mi
29
Jun 29, 1979
EF4
29 km
5.4 mi
0
Jun 13, 1976
EF4
8 km
3.3 mi
2
Sep 28, 1972
EF4
62 km
5.2 mi
0
Apr 21, 1967
EF4
19 km
15.0 mi
33
Apr 21, 1967
EF4
50 km
8.8 mi
1
Apr 21, 1967
EF4
90 km
25.5 mi
24
Apr 11, 1965
EF4
60 km
9.1 mi
6
Apr 17, 1963
EF4
62 km
57.3 mi
1
Jun 20, 2021
EF3
13 km
17.6 mi
0
Feb 28, 2017
EF3
88 km
11.5 mi
2
Jun 22, 2015
EF3
55 km
16.3 mi
0
Jun 5, 2010
EF3
79 km
7.8 mi
0
Jun 5, 2010
EF3
91 km
8.6 mi
0
Jan 7, 2008
EF3
97 km
13.2 mi
0
Jan 7, 2008
EF3
93 km
10.8 mi
0
Mar 27, 1991
EF3
18 km
15.0 mi
0
Apr 27, 1984
EF3
32 km
9.0 mi
1
Apr 2, 1982
EF3
77 km
12.0 mi
0
Jun 30, 1977
EF3
81 km
6.1 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
97 km
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
13 wildfires (100+ acres) recorded within 100 km.
Largest: UNNAMED (1,741 acres, 2019).
Year
Name
Acres Burned
Distance
2019
UNNAMED
1,741
41 km
2019
UNNAMED
1,664
41 km
2000
UNNAMED
1,602
92 km
2021
NORTHEAST PRAIRIE UNIT 3
978
41 km
2024
NORTHEAST PRAIRIE 3 RX
938
40 km
1986
OGDEN DUNS
863
70 km
2021
UNNAMED
738
39 km
2021
MIDDLE GRANT CREEK
700
42 km
2019
UNNAMED
698
39 km
2024
IBSP SOUTH F1 RX
690
77 km
2021
21-INDU TOLLESTON DUNES EAST
594
71 km
2017
UNNAMED
549
42 km
2017
17 INDU COWLES DUNES
522
79 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
27°F (-3°C)
1.5 in
Driest
March
38°F (3°C)
2.6 in
April
49°F (9°C)
3.8 in
May
60°F (16°C)
3.8 in
June
70°F (21°C)
4.1 in
Wettest
July
73°F (23°C)
3.9 in
Warmest
August
72°F (22°C)
4.1 in
September
65°F (18°C)
3.7 in
October
53°F (11°C)
2.7 in
November
40°F (4°C)
3.1 in
December
27°F (-3°C)
2.4 in
Woodridge has a seasonal temperature swing of 50°F / from 23°F in January to 73°F in July. Total annual precipitation is 37.1 inches, with June being the wettest month (4.1") and February the driest (1.5").