Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Wolcott experiences four distinct seasons with an average annual temperature of 51°F (10°C). Winters average 24°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 40.1 inches. The area receives 25.3 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 715 feet.
Temperature
24°F Jan (-4°C)74°F Jul (23°C)
Annual Average
50.5°F
6% below US avg
January Average
24°F (-4°C)
July Average
74°F (23°C)
Sunny Days
275 days/yr
Geography
Elevation
715 ft (218 m)
Area
0.6 sq mi (1.5 km²)
Population Density
1,769/sq mi
Coordinates
40.7590°N, 87.0421°W
Timezone
America/Indiana/Indianapolis
County
Benton County County
Nearest Airport
Porter County Regional (VPZ) 48 miles away
Precipitation & Snow
Annual Rainfall40.1"
6% above US avg
Snowfall25.3"
Wettest Month (Jun)4.21"
Driest Month (Feb)1.57"
Air Quality
AQI Median
41.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very Low
Risk Score
4.9 / 100
Social Vulnerability
28.3 / 100
Community Resilience
67.9 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Very Low
Earthquake
Very Low
Wildfire
Very Low
Flood
Very Low
Hail
Relatively Low
Strong Wind
Relatively Low
Heat Wave
Very Low
Winter Weather
Very Low
Lightning
Very Low
Ice Storm
Very Low
Drought
No Rating
Cold Wave
Relatively Low
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: M3.8.
Jun 17, 2021
Illinois-Indiana border region
M3.8
105 km
6 km
Dec 20, 1990
5 km S of Stilesville, Indiana
M3.7
135 km
5 km
Apr 14, 2000
4 km NW of Heritage Lake, Indiana
M3.6
114 km
5 km
Nov 4, 2013
1 km SSW of Lyons, Illinois
M3.2
133 km
1 km
Dec 17, 1990
Illinois-Indiana border region
M3.2
77 km
10 km
Dec 16, 1996
3 km NNE of Terre Haute, Indiana
M3.1
143 km
5 km
Mar 15, 2025
6 km W of Dwight, Illinois
M2.6
128 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
601 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 92 fatalities, 1,741 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 26, 1994
EF4
32 km
14.0 mi
3
Mar 20, 1976
EF4
32 km
16.7 mi
0
Apr 3, 1974
EF4
30 km
108.7 mi
18
Apr 11, 1965
EF4
51 km
21.8 mi
0
Apr 11, 1965
EF4
84 km
45.7 mi
28
Apr 11, 1965
EF4
69 km
48.0 mi
25
May 27, 2019
EF3
81 km
13.7 mi
0
Aug 24, 2016
EF3
79 km
8.6 mi
0
Nov 17, 2013
EF3
49 km
37.9 mi
0
Jun 5, 2010
EF3
69 km
7.8 mi
0
Jun 5, 2010
EF3
74 km
7.5 mi
0
Oct 18, 2007
EF3
95 km
20.3 mi
0
May 30, 2004
EF3
77 km
4.5 mi
0
Jun 11, 1998
EF3
91 km
18.5 mi
0
Apr 2, 1982
EF3
85 km
12.0 mi
0
Jun 2, 1980
EF3
76 km
18.1 mi
1
Jun 25, 1978
EF3
37 km
27.4 mi
0
Jul 7, 1977
EF3
74 km
11.6 mi
0
Mar 12, 1976
EF3
67 km
12.1 mi
0
Mar 12, 1976
EF3
62 km
38.5 mi
1
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
106 km
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
4 wildfires (100+ acres) recorded within 100 km.
Largest: UNNAMED (1,602 acres, 2000).
Year
Name
Acres Burned
Distance
2000
UNNAMED
1,602
51 km
1986
OGDEN DUNS
863
96 km
2021
21-INDU TOLLESTON DUNES EAST
594
96 km
2017
17 INDU COWLES DUNES
522
99 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
24°F (-4°C)
1.8 in
Coldest
February
27°F (-3°C)
1.6 in
Driest
March
38°F (4°C)
2.9 in
April
49°F (10°C)
3.6 in
May
61°F (16°C)
4.1 in
June
70°F (21°C)
4.2 in
Wettest
July
74°F (23°C)
3.9 in
Warmest
August
71°F (22°C)
3.7 in
September
65°F (18°C)
3.3 in
October
53°F (12°C)
2.8 in
November
41°F (5°C)
3.0 in
December
29°F (-2°C)
2.7 in
Wolcott has a seasonal temperature swing of 50°F / from 24°F in January to 74°F in July. Total annual precipitation is 37.6 inches, with June being the wettest month (4.2") and February the driest (1.6").