Weather & Climate in New Troy, MI

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

New Troy experiences four distinct seasons with an average annual temperature of 49°F (10°C). Winters average 24°F in January while summers reach 72°F in July. Annual precipitation totals 40.7 inches. The area receives 64.5 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 41. 83% of days have good air quality. The city sits at an elevation of 647 feet.

Temperature

24°F Jan (-4°C) 72°F Jul (22°C)
Annual Average49.3°F
9% below US avg
January Average24°F (-4°C)
July Average72°F (22°C)

Geography

Elevation647 ft (197 m)
Area1.3 sq mi (3.4 km²)
Population Density285/sq mi
Coordinates41.8818°N, 86.5424°W
TimezoneAmerica/Detroit
CountyBerrien County County
Nearest AirportSouth Bend International (SBN)
17 miles away

Precipitation & Snow

Annual Rainfall 40.7"
7% above US avg
Snowfall 64.5"
Wettest Month (Aug) 4.90"
Driest Month (Dec) 2.34"

Air Quality

AQI Median41.0
RatingGood
Good Days %83.0%
Unhealthy Days1

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score81.7 / 100
Social Vulnerability44.1 / 100
Community Resilience98.4 / 100

Hazard Breakdown

Tornado Relatively Moderate
Hurricane Very Low
Earthquake Relatively Low
Wildfire Very Low
Flood Relatively Moderate
Hail Relatively Moderate
Strong Wind Relatively High
Heat Wave Relatively Low
Winter Weather Relatively Moderate
Lightning Relatively Moderate
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

4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.

May 2, 2015 5 km S of Galesburg, Michigan M4.2 100 km 4 km
Jun 30, 2015 5 km NNE of Burlington, Michigan M3.3 127 km 5 km
Nov 4, 2013 1 km SSW of Lyons, Illinois M3.2 107 km 1 km
Jan 26, 2012 5 km NE of Topeka, Indiana M3.0 94 km 5 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.

Tornado History

363 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 109 fatalities, 1,487 injuries.

Date Rating Distance Path Fatalities
Apr 3, 1956 EF5 89 km 58.8 mi 17
Apr 2, 1977 EF4 93 km 12.4 mi 0
Apr 11, 1965 EF4 76 km 21.6 mi 5
Apr 11, 1965 EF4 56 km 21.2 mi 31
Apr 11, 1965 EF4 44 km 37.0 mi 36
Oct 18, 2007 EF3 72 km 20.3 mi 0
Oct 24, 2001 EF3 31 km 47.0 mi 1
May 13, 1980 EF3 82 km 10.6 mi 5
May 13, 1980 EF3 46 km 21.0 mi 0
Mar 12, 1976 EF3 41 km 12.6 mi 0
Mar 12, 1976 EF3 68 km 12.1 mi 0
Jun 20, 1974 EF3 99 km 4.5 mi 0
Oct 24, 1967 EF3 67 km 0.1 mi 0
Nov 26, 1965 EF3 21 km 1.0 mi 0
Nov 12, 1965 EF3 86 km 4.1 mi 0
Apr 11, 1965 EF3 81 km 33.1 mi 0
Apr 11, 1965 EF3 95 km 14.2 mi 0
Apr 11, 1965 EF3 59 km 35.6 mi 10
Apr 30, 1962 EF3 24 km 36.5 mi 0
Apr 30, 1962 EF3 76 km 0.1 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 35 km
Source: NOAA/NCEI Historical Tsunami Database.

Wildfire History

4 wildfires (100+ acres) recorded within 100 km. Largest: ALLEGAN6 (1,077 acres, 1988).

Year Name Acres Burned Distance
1988 ALLEGAN6 1,077 88 km
1986 OGDEN DUNS 863 64 km
2021 21-INDU TOLLESTON DUNES EAST 594 63 km
2017 17 INDU COWLES DUNES 522 54 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 24°F (-4°C) 2.9 in Coldest
February 27°F (-3°C) 2.4 in
March 37°F (3°C) 2.5 in
April 48°F (9°C) 3.5 in
May 59°F (15°C) 3.9 in
June 69°F (20°C) 3.6 in
July 72°F (22°C) 3.6 in Warmest
August 71°F (22°C) 4.9 in Wettest
September 64°F (18°C) 3.5 in
October 52°F (11°C) 4.4 in
November 40°F (4°C) 3.2 in
December 30°F (-1°C) 2.3 in Driest

New Troy has a seasonal temperature swing of 48°F / from 24°F in January to 72°F in July. Total annual precipitation is 40.7 inches, with August being the wettest month (4.9") and December the driest (2.3").

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