Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Star City experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 24°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 38.9 inches. The area receives 26.3 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 (-5°C)73°F Jul (23°C)
Annual Average
49.8°F
8% below US avg
January Average
24°F (-5°C)
July Average
73°F (23°C)
Sunny Days
275 days/yr
Geography
Elevation
715 ft (218 m)
Area
1.0 sq mi (2.7 km²)
Population Density
306/sq mi
Coordinates
40.9725°N, 86.5542°W
Timezone
America/Indiana/Indianapolis
County
Cass County County
Nearest Airport
Porter County Regional (VPZ) 41 miles away
Precipitation & Snow
Annual Rainfall38.9"
2% above US avg
Snowfall26.3"
Wettest Month (Jun)4.06"
Driest Month (Feb)1.69"
Air Quality
AQI Median
41.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
56.8 / 100
Social Vulnerability
68.7 / 100
Community Resilience
71.5 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Very Low
Earthquake
Relatively Low
Wildfire
Very Low
Flood
Relatively Low
Hail
Relatively Moderate
Strong Wind
Relatively High
Heat Wave
Relatively Low
Winter Weather
Relatively Moderate
Lightning
Relatively Low
Ice Storm
Relatively Low
Drought
Relatively Moderate
Cold Wave
Relatively Moderate
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
5 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.8.
Jun 17, 2021
Illinois-Indiana border region
M3.8
141 km
6 km
Apr 14, 2000
4 km NW of Heritage Lake, Indiana
M3.6
136 km
5 km
Nov 4, 2013
1 km SSW of Lyons, Illinois
M3.2
140 km
1 km
Dec 17, 1990
Illinois-Indiana border region
M3.2
109 km
10 km
Jan 26, 2012
5 km NE of Topeka, Indiana
M3.0
111 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
599 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 131 fatalities, 2,246 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 26, 1994
EF4
64 km
14.0 mi
3
Mar 20, 1976
EF4
67 km
16.7 mi
0
Apr 3, 1974
EF4
72 km
108.7 mi
18
Apr 11, 1965
EF4
75 km
21.8 mi
0
Apr 11, 1965
EF4
65 km
48.0 mi
25
Apr 11, 1965
EF4
74 km
37.0 mi
36
Apr 11, 1965
EF4
73 km
21.2 mi
31
Mar 6, 1956
EF4
94 km
1.9 mi
1
Mar 31, 2023
EF3
98 km
6.4 mi
0
May 27, 2019
EF3
36 km
13.7 mi
0
Aug 24, 2016
EF3
65 km
8.6 mi
0
Nov 17, 2013
EF3
74 km
37.9 mi
0
Jun 5, 2010
EF3
49 km
7.5 mi
0
Oct 18, 2007
EF3
49 km
20.3 mi
0
May 30, 2004
EF3
45 km
4.5 mi
0
Oct 24, 2001
EF3
73 km
47.0 mi
1
Jun 11, 1998
EF3
76 km
18.5 mi
0
Jun 25, 1978
EF3
70 km
27.4 mi
0
Jul 7, 1977
EF3
63 km
11.6 mi
0
Mar 12, 1976
EF3
96 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
85 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
85 km
1986
OGDEN DUNS
863
90 km
2021
21-INDU TOLLESTON DUNES EAST
594
89 km
2017
17 INDU COWLES DUNES
522
88 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
24°F (-5°C)
1.9 in
Coldest
February
27°F (-3°C)
1.7 in
Driest
March
38°F (4°C)
2.8 in
April
50°F (10°C)
3.6 in
May
61°F (16°C)
3.9 in
June
70°F (21°C)
4.1 in
Wettest
July
73°F (23°C)
3.9 in
Warmest
August
71°F (22°C)
3.7 in
September
64°F (18°C)
3.4 in
October
53°F (12°C)
2.8 in
November
41°F (5°C)
3.1 in
December
29°F (-2°C)
2.6 in
Star City has a seasonal temperature swing of 49°F / from 24°F in January to 73°F in July. Total annual precipitation is 37.5 inches, with June being the wettest month (4.1") and February the driest (1.7").
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