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Weather & Climate in Chatfield, MN
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chatfield has a cool climate with an average annual temperature of 44°F (7°C). Winters average 14°F in January while summers reach 70°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 36.8 inches. The area receives 42.2 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 36. The city sits at an elevation of 1,032 feet.
Temperature
14°F Jan (-10°C)
70°F Jul (21°C)
| Annual Average | 43.8°F |
| 19% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 1,032 ft (315 m) |
| Area | 2.6 sq mi (6.7 km²) |
| Population Density | 1,040/sq mi |
| Coordinates | 43.8445°N, 92.1829°W |
| Timezone | America/Chicago |
| County | Fillmore County County |
| Nearest Airport | Rochester International (RST) 16 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 49.8 / 100 |
| Social Vulnerability | 32.7 / 100 |
| Community Resilience | 90.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | No Rating |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tornado History
441 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 9 fatalities, 165 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jul 12, 1971 | EF4 | 72 km | 10.9 mi | 0 |
| Apr 30, 1967 | EF4 | 100 km | 13.3 mi | 0 |
| Apr 30, 1967 | EF4 | 91 km | 7.6 mi | 0 |
| May 5, 1965 | EF4 | 81 km | 41.6 mi | 0 |
| Sep 16, 1962 | EF4 | 26 km | 0.5 mi | 0 |
| May 10, 1953 | EF4 | 47 km | 162.0 mi | 2 |
| Jun 17, 2010 | EF3 | 85 km | 5.0 mi | 0 |
| Jun 17, 2010 | EF3 | 76 km | 4.3 mi | 0 |
| Jun 11, 2004 | EF3 | 58 km | 12.0 mi | 0 |
| May 15, 1998 | EF3 | 85 km | 8.0 mi | 0 |
| Jul 19, 1994 | EF3 | 61 km | 23.0 mi | 0 |
| Jul 27, 1987 | EF3 | 91 km | 30.0 mi | 0 |
| Jun 7, 1984 | EF3 | 96 km | 14.0 mi | 0 |
| May 17, 1982 | EF3 | 93 km | 46.0 mi | 0 |
| Jun 5, 1980 | EF3 | 80 km | 26.9 mi | 0 |
| Jul 12, 1971 | EF3 | 89 km | 15.4 mi | 0 |
| Jun 24, 1971 | EF3 | 91 km | 0.1 mi | 1 |
| Apr 30, 1967 | EF3 | 100 km | 17.2 mi | 0 |
| May 5, 1965 | EF3 | 41 km | 65.2 mi | 0 |
| May 26, 1959 | EF3 | 64 km | 34.3 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
1 wildfire (100+ acres) recorded within 100 km. Largest: BEAVER CUTOFF (982 acres, 2007).
| Year | Name | Acres Burned | Distance |
| 2007 | BEAVER CUTOFF | 982 | 38 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 0.9 in | Coldest |
| February | 19°F (-7°C) | 0.8 in | Driest |
| March | 31°F (-0°C) | 2.0 in | |
| April | 45°F (7°C) | 3.0 in | |
| May | 58°F (14°C) | 3.9 in | |
| June | 67°F (19°C) | 4.2 in | |
| July | 70°F (21°C) | 4.6 in | Warmest, Wettest |
| August | 69°F (20°C) | 4.3 in | |
| September | 60°F (16°C) | 3.9 in | |
| October | 48°F (9°C) | 2.6 in | |
| November | 32°F (0°C) | 1.9 in | |
| December | 18°F (-8°C) | 1.2 in |
Chatfield has a seasonal temperature swing of 56°F / from 14°F in January to 70°F in July. Total annual precipitation is 33.3 inches, with July being the wettest month (4.6") and February the driest (0.8").