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Weather & Climate in Long Prairie, MN
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Long Prairie has a cool climate with an average annual temperature of 40°F (5°C). Winters average 9°F in January while summers reach 68°F in July. The area gets 270 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 31.0 inches. The area receives 54.0 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 1,296 feet.
Temperature
9°F Jan (-13°C)
68°F Jul (20°C)
| Annual Average | 40.1°F |
| 26% below US avg | |
| January Average | 9°F (-13°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 1,296 ft (395 m) |
| Area | 2.7 sq mi (6.9 km²) |
| Population Density | 1,339/sq mi |
| Coordinates | 45.9747°N, 94.8614°W |
| Timezone | America/Chicago |
| County | Stearns County County |
| Nearest Airport | Brainerd Lakes Regional (BRD) 46 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.6 / 100 |
| Social Vulnerability | 24.1 / 100 |
| Community Resilience | 96.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Jun 5, 1993 | 11 km N of Johnson, Minnesota | M4.1 | 116 km | 10 km |
| Feb 9, 1994 | 6 km NNE of Blomkest, Minnesota | M3.1 | 109 km | 5 km |
| Apr 29, 2011 | Minnesota | M2.5 | 52 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
382 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 9 fatalities, 173 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jul 8, 2020 | EF4 | 84 km | 8.9 mi | 1 |
| Jun 17, 2010 | EF4 | 54 km | 10.0 mi | 0 |
| Jun 17, 2010 | EF4 | 46 km | 39.6 mi | 1 |
| Jun 11, 1966 | EF4 | 82 km | 72.8 mi | 0 |
| Jun 13, 2001 | EF3 | 42 km | 12.0 mi | 0 |
| Sep 18, 1997 | EF3 | 64 km | 17.0 mi | 1 |
| Jul 5, 1991 | EF3 | 68 km | 6.0 mi | 0 |
| Sep 3, 1980 | EF3 | 70 km | 3.8 mi | 1 |
| Aug 26, 1977 | EF3 | 50 km | 26.3 mi | 0 |
| Jun 25, 1973 | EF3 | 80 km | 10.0 mi | 0 |
| Aug 6, 1969 | EF3 | 84 km | 17.3 mi | 0 |
| Jun 18, 1964 | EF3 | 61 km | 6.2 mi | 0 |
| May 5, 1964 | EF3 | 44 km | 4.3 mi | 0 |
| Jun 12, 2024 | EF2 | 92 km | 14.7 mi | 0 |
| Jun 12, 2024 | EF2 | 92 km | 3.2 mi | 0 |
| May 30, 2022 | EF2 | 43 km | 10.5 mi | 0 |
| May 30, 2022 | EF2 | 97 km | 11.0 mi | 0 |
| May 30, 2022 | EF2 | 50 km | 19.6 mi | 0 |
| May 30, 2022 | EF2 | 89 km | 6.8 mi | 0 |
| May 12, 2022 | EF2 | 45 km | 18.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (9,055 acres, 2007).
| Year | Name | Acres Burned | Distance |
| 2007 | UNNAMED | 9,055 | 44 km |
| 2009 | CENTER TANK RANGE | 6,131 | 41 km |
| 2002 | UNIT 4 | 5,887 | 99 km |
| 1988 | UNNAMED | 4,475 | 41 km |
| 2009 | BU9 | 4,112 | 99 km |
| 1988 | UNNAMED | 3,642 | 73 km |
| 2009 | HENDRICKSON IMPACT AREA | 2,757 | 49 km |
| 1988 | UNNAMED | 2,243 | 83 km |
| 2009 | EAST TANK RANGE | 1,801 | 39 km |
| 2006 | UNIT 4 | 1,732 | 99 km |
| 1987 | UNNAMED | 1,655 | 51 km |
| 2012 | JEEP FIRE | 1,437 | 68 km |
| 1998 | UNITS 23 A | 1,268 | 96 km |
| 1996 | CARPENTER | 1,207 | 99 km |
| 1992 | UNITS 68 | 1,142 | 99 km |
| 1998 | WEST SKUNK | 1,129 | 50 km |
| 1993 | UNIT 2 | 1,095 | 96 km |
| 2000 | UNIT 1 | 1,073 | 47 km |
| 1991 | UNNAMED | 1,062 | 77 km |
| 1986 | UNNAMED | 1,025 | 71 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 9°F (-13°C) | 0.9 in | Coldest |
| February | 16°F (-9°C) | 0.7 in | Driest |
| March | 28°F (-2°C) | 1.7 in | |
| April | 44°F (6°C) | 2.2 in | |
| May | 57°F (14°C) | 3.0 in | |
| June | 66°F (19°C) | 4.1 in | Wettest |
| July | 68°F (20°C) | 3.6 in | |
| August | 68°F (20°C) | 3.4 in | Warmest |
| September | 58°F (15°C) | 3.0 in | |
| October | 46°F (8°C) | 2.3 in | |
| November | 29°F (-2°C) | 1.3 in | |
| December | 15°F (-10°C) | 0.9 in |
Long Prairie has a seasonal temperature swing of 60°F / from 9°F in January to 68°F in August. Total annual precipitation is 27.2 inches, with June being the wettest month (4.1") and February the driest (0.7").