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Weather & Climate in Loomis, MI

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Loomis has a cool climate with an average annual temperature of 45°F (7°C). Winters average 21°F in January while summers reach 69°F in July. The area gets 261 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 770 feet.

Temperature

21°F Jan (-6°C) 69°F Jul (20°C)
Annual Average45.2°F
16% below US avg
January Average21°F (-6°C)
July Average69°F (20°C)
Sunny Days261 days/yr

Geography

Elevation770 ft (235 m)
Area2.8 sq mi (7.3 km²)
Population Density79/sq mi
Coordinates43.7840°N, 84.6584°W
TimezoneAmerica/Detroit
CountyIsabella County County
Nearest AirportMbs International (MBS)
34 miles away

Precipitation & Snow

Wettest Month (Sep) 3.70"
Driest Month (Feb) 1.18"

Air Quality

AQI Median38.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score66.1 / 100
Social Vulnerability57.1 / 100
Community Resilience66.8 / 100

Hazard Breakdown

Tornado Relatively Moderate
Hurricane Very Low
Earthquake Very Low
Wildfire Very Low
Flood Relatively Low
Hail Relatively Moderate
Strong Wind Relatively High
Heat Wave Very Low
Winter Weather Relatively High
Lightning Relatively Low
Ice Storm Relatively Moderate
Drought No Rating
Cold Wave Relatively Moderate
Landslide 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: M3.5.

Sep 2, 1994 5 km SSW of DeWitt, Michigan M3.5 110 km 5 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.

Tornado History

247 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 5 fatalities, 112 injuries.

Date Rating Distance Path Fatalities
Apr 21, 1967 EF4 96 km 12.0 mi 0
Jun 21, 1996 EF3 89 km 1.0 mi 0
Mar 27, 1991 EF3 91 km 21.0 mi 0
Mar 27, 1991 EF3 82 km 35.0 mi 0
Jun 12, 1984 EF3 63 km 48.0 mi 0
Mar 30, 1976 EF3 79 km 6.4 mi 1
Mar 30, 1976 EF3 52 km 11.4 mi 0
Apr 23, 1968 EF3 67 km 60.9 mi 0
Jun 22, 2015 EF2 94 km 11.3 mi 0
Oct 18, 2007 EF2 99 km 11.6 mi 0
May 31, 1999 EF2 38 km 1.8 mi 0
Jul 13, 1995 EF2 57 km 5.0 mi 0
May 28, 1995 EF2 97 km 1.0 mi 0
Jul 4, 1994 EF2 83 km 0.3 mi 0
Apr 24, 1993 EF2 59 km 7.0 mi 0
Mar 27, 1991 EF2 60 km 6.0 mi 0
Mar 27, 1991 EF2 48 km 4.0 mi 0
Jun 8, 1985 EF2 73 km 24.0 mi 0
Aug 30, 1984 EF2 80 km 2.5 mi 0
Aug 7, 1984 EF2 98 km 0.4 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).

Wildfire History

15 wildfires (100+ acres) recorded within 100 km. Largest: MERIDIAN BOUNDARY COMPLEX (MERIDIAN ROAD) (7,478 acres, 2010).

Year Name Acres Burned Distance
2010 MERIDIAN BOUNDARY COMPLEX (MERIDIAN ROAD) 7,478 87 km
2006 HUGHES LAKE FIRE 5,285 90 km
2005 ROSCOMMON4 2,109 50 km
1987 OGEMAW22 1,952 87 km
1988 OGEMAW13 1,547 81 km
1998 OGEMAW16 1,391 81 km
2008 FOUR MILE 1,348 95 km
2006 UNNAMED 1,267 91 km
2010 MERIDIAN BOUNDARY COMPLEX (RANGE 9) 1,202 96 km
2012 LITTLE MACK LAKE 875 100 km
1995 OGEMAW10 856 84 km
1990 CRAWFORD16 777 85 km
1994 COUNTY LINE 735 97 km
1996 HAGAMAN ROAD 658 98 km
1987 KALKASKA17 520 94 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 21°F (-6°C) 1.6 in Coldest
February 22°F (-5°C) 1.2 in Driest
March 32°F (0°C) 2.1 in
April 44°F (7°C) 2.7 in
May 56°F (13°C) 2.8 in
June 65°F (18°C) 3.1 in
July 69°F (20°C) 2.6 in Warmest
August 67°F (20°C) 3.5 in
September 60°F (15°C) 3.7 in Wettest
October 48°F (9°C) 2.7 in
November 37°F (3°C) 2.5 in
December 26°F (-3°C) 2.1 in

Loomis has a seasonal temperature swing of 48°F / from 21°F in January to 69°F in July. Total annual precipitation is 30.5 inches, with September being the wettest month (3.7") and February the driest (1.2").

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