Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Fennville experiences four distinct seasons with an average annual temperature of 49°F (10°C). Winters average 26°F in January while summers reach 72°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 34.8 inches. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 658 feet.
Temperature
26°F Jan (-3°C)72°F Jul (22°C)
Annual Average
49.3°F
9% below US avg
January Average
26°F (-3°C)
July Average
72°F (22°C)
Sunny Days
260 days/yr
Geography
Elevation
658 ft (201 m)
Area
1.1 sq mi (2.9 km²)
Population Density
1,679/sq mi
Coordinates
42.5947°N, 86.1051°W
Timezone
America/Detroit
County
Allegan County County
Nearest Airport
Gerald R Ford International (GRR) 36 miles away
Precipitation & Snow
Annual Rainfall34.8"
9% below US avg
Wettest Month (Sep)4.17"
Driest Month (Feb)1.46"
Air Quality
AQI Median
38.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
68.5 / 100
Social Vulnerability
22.4 / 100
Community Resilience
98.4 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Very Low
Earthquake
Very Low
Wildfire
Very Low
Flood
Relatively Moderate
Hail
Relatively Moderate
Strong Wind
Relatively High
Heat Wave
Relatively Low
Winter Weather
Relatively Moderate
Lightning
Relatively Low
Ice Storm
Relatively Moderate
Drought
No Rating
Cold Wave
Relatively Low
Landslide
Very Low
Coastal Flood
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M4.2.
May 2, 2015
5 km S of Galesburg, Michigan
M4.2
68 km
4 km
Sep 2, 1994
5 km SSW of DeWitt, Michigan
M3.5
125 km
5 km
Jun 30, 2015
5 km NNE of Burlington, Michigan
M3.3
100 km
5 km
Jan 26, 2012
5 km NE of Topeka, Indiana
M3.0
124 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
246 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 31 fatalities, 751 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 3, 1956
EF5
11 km
58.8 mi
17
Apr 2, 1977
EF4
91 km
16.6 mi
1
Apr 2, 1977
EF4
57 km
12.4 mi
0
Apr 11, 1965
EF4
50 km
20.6 mi
5
May 13, 1980
EF3
43 km
21.0 mi
0
May 13, 1980
EF3
46 km
10.6 mi
5
Apr 21, 1967
EF3
44 km
13.6 mi
0
Apr 11, 1965
EF3
66 km
14.1 mi
0
Apr 11, 1965
EF3
48 km
14.2 mi
0
Apr 3, 1956
EF3
36 km
60.6 mi
0
Aug 6, 2024
EF2
69 km
8.5 mi
0
May 7, 2024
EF2
90 km
19.5 mi
0
May 7, 2024
EF2
58 km
10.9 mi
0
Jun 5, 2010
EF2
76 km
3.4 mi
0
Jun 5, 2010
EF2
93 km
10.7 mi
0
Jun 5, 2010
EF2
70 km
2.7 mi
0
Jun 19, 2009
EF2
16 km
5.9 mi
0
Jun 19, 2009
EF2
55 km
0.9 mi
0
May 21, 2001
EF2
59 km
1.0 mi
0
Aug 25, 1998
EF2
86 km
26.0 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
118 km
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
1 wildfire (100+ acres) recorded within 100 km.
Largest: ALLEGAN6 (1,077 acres, 1988).
Year
Name
Acres Burned
Distance
1988
ALLEGAN6
1,077
6 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
26°F (-3°C)
2.3 in
Coldest
February
26°F (-3°C)
1.5 in
Driest
March
35°F (2°C)
2.4 in
April
47°F (8°C)
3.4 in
May
58°F (14°C)
3.2 in
June
66°F (19°C)
3.5 in
July
72°F (22°C)
3.4 in
Warmest
August
69°F (21°C)
3.6 in
September
62°F (17°C)
4.2 in
Wettest
October
51°F (11°C)
2.9 in
November
40°F (4°C)
3.4 in
December
29°F (-2°C)
3.2 in
Fennville has a seasonal temperature swing of 46°F / from 26°F in January to 72°F in July. Total annual precipitation is 36.9 inches, with September being the wettest month (4.2") and February the driest (1.5").
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