Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Harbor Beach has a cool climate with an average annual temperature of 45°F (7°C). Winters average 22°F in January while summers reach 68°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 34.0 inches. The area receives 47.2 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 617 feet.
Temperature
22°F Jan (-5°C)68°F Jul (20°C)
Annual Average
45.4°F
16% below US avg
January Average
22°F (-5°C)
July Average
68°F (20°C)
Sunny Days
260 days/yr
Geography
Elevation
617 ft (188 m)
Area
2.1 sq mi (5.4 km²)
Population Density
916/sq mi
Coordinates
43.8448°N, 82.6546°W
Timezone
America/Detroit
County
Huron County County
Nearest Airport
St Clair County International (PHN) 65 miles away
Precipitation & Snow
Annual Rainfall34.0"
11% below US avg
Snowfall47.2"
Wettest Month (Sep)3.94"
Driest Month (Feb)2.09"
Air Quality
AQI Median
38.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
59.0 / 100
Social Vulnerability
58.8 / 100
Community Resilience
90.2 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Very Low
Earthquake
Very Low
Wildfire
Very Low
Flood
Relatively Low
Hail
Relatively Low
Strong Wind
Relatively Moderate
Heat Wave
Relatively Low
Winter Weather
Relatively High
Lightning
Relatively Low
Ice Storm
Relatively Low
Drought
No Rating
Cold Wave
Relatively Moderate
Landslide
Very Low
Coastal Flood
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990.
Strongest on record: M2.5.
May 23, 2022
2 km NNW of Corunna, Canada
M2.5
107 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
90 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 5 fatalities, 53 injuries.
Date
Rating
Distance
Path
Fatalities
Jun 8, 1953
EF4
88 km
33.8 mi
0
Sep 2, 1984
EF3
72 km
15.6 mi
0
Jun 26, 2021
EF2
36 km
6.8 mi
0
Jun 21, 1996
EF2
80 km
0.2 mi
0
Aug 7, 1984
EF2
91 km
0.4 mi
0
Jun 15, 1982
EF2
73 km
6.0 mi
0
Jul 4, 1977
EF2
85 km
2.5 mi
0
May 21, 1975
EF2
92 km
0.1 mi
0
Jul 4, 1974
EF2
51 km
5.7 mi
0
May 24, 1971
EF2
71 km
10.4 mi
0
Apr 11, 1965
EF2
84 km
9.0 mi
0
Jun 8, 1953
EF2
95 km
16.6 mi
4
Aug 28, 2018
EF1
86 km
0.9 mi
0
Nov 6, 2015
EF1
57 km
3.6 mi
0
Aug 2, 2015
EF1
55 km
7.0 mi
0
Jun 22, 2015
EF1
54 km
22.9 mi
0
Jun 27, 2010
EF1
95 km
2.9 mi
1
Oct 19, 2007
EF1
15 km
1.0 mi
0
Oct 18, 2007
EF1
97 km
2.0 mi
0
Oct 18, 2007
EF1
59 km
3.0 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Tsunami History
1 tsunami recorded within 500 km.
Highest wave on record: 1.5 m (5 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1952
LAKE HURON, MI
Avalanche
1.5 m
-
85 km
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
6 wildfires (100+ acres) recorded within 100 km.
Largest: UNNAMED (1,751 acres, 2021).
Year
Name
Acres Burned
Distance
2021
UNNAMED
1,751
87 km
1984
RIVER ROAD
1,693
87 km
2016
MEMORABLE RX
946
100 km
2007
GALION
637
95 km
2019
MEMORABLE MIDDLE
550
99 km
2019
CORSAIR BLOCK 8
541
93 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
22°F (-5°C)
2.6 in
Coldest
February
26°F (-3°C)
2.1 in
Driest
March
31°F (-0°C)
2.5 in
April
41°F (5°C)
2.7 in
May
51°F (11°C)
2.7 in
June
61°F (16°C)
2.9 in
July
68°F (20°C)
2.7 in
Warmest
August
68°F (20°C)
3.4 in
September
62°F (16°C)
3.9 in
Wettest
October
52°F (11°C)
2.9 in
November
42°F (5°C)
3.1 in
December
32°F (-0°C)
3.0 in
Harbor Beach has a seasonal temperature swing of 46°F / from 22°F in January to 68°F in July. Total annual precipitation is 34.7 inches, with September being the wettest month (3.9") and February the driest (2.1").
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