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Weather & Climate in Aitkin, MN
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Aitkin has a cool climate with an average annual temperature of 41°F (5°C). Winters average 10°F in January while summers reach 68°F in July. The area gets 249 sunny days per year, above the national average. Annual precipitation totals 31.9 inches. Air quality is rated Good with a median AQI of 36. The city sits at an elevation of 1,235 feet.
Temperature
10°F Jan (-13°C)
68°F Jul (20°C)
| Annual Average | 40.6°F |
| 25% below US avg | |
| January Average | 10°F (-13°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 249 days/yr |
Geography
| Elevation | 1,235 ft (376 m) |
| Area | 2.2 sq mi (5.7 km²) |
| Population Density | 749/sq mi |
| Coordinates | 46.5267°N, 93.7050°W |
| Timezone | America/Chicago |
| County | Aitkin County County |
| Nearest Airport | Brainerd Lakes Regional (BRD) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 56.6 / 100 |
| Social Vulnerability | 72.9 / 100 |
| Community Resilience | 98.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively 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
154 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 17 fatalities, 123 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Aug 6, 1969 | EF4 | 48 km | 32.3 mi | 12 |
| Jun 11, 1966 | EF4 | 52 km | 72.8 mi | 0 |
| Sep 18, 1997 | EF3 | 57 km | 17.0 mi | 1 |
| Jul 5, 1991 | EF3 | 50 km | 6.0 mi | 0 |
| Aug 26, 1977 | EF3 | 64 km | 26.3 mi | 0 |
| Jun 25, 1973 | EF3 | 29 km | 10.0 mi | 0 |
| Aug 6, 1969 | EF3 | 81 km | 17.3 mi | 0 |
| Aug 6, 1969 | EF3 | 73 km | 18.4 mi | 0 |
| Aug 6, 1969 | EF3 | 46 km | 12.5 mi | 1 |
| Jun 30, 1968 | EF3 | 61 km | 0.1 mi | 0 |
| Jun 12, 2024 | EF2 | 22 km | 14.7 mi | 0 |
| Jun 12, 2024 | EF2 | 46 km | 3.2 mi | 0 |
| May 30, 2022 | EF2 | 91 km | 10.5 mi | 0 |
| Jun 19, 2016 | EF2 | 19 km | 3.5 mi | 0 |
| Jun 13, 2001 | EF2 | 43 km | 5.0 mi | 0 |
| Jun 13, 2001 | EF2 | 88 km | 4.0 mi | 0 |
| Sep 18, 1997 | EF2 | 50 km | 17.0 mi | 0 |
| Sep 18, 1997 | EF2 | 85 km | 8.0 mi | 0 |
| Oct 26, 1996 | EF2 | 15 km | 0.7 mi | 0 |
| Jul 21, 1995 | EF2 | 100 km | 10.0 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 | 64 km |
| 2009 | CENTER TANK RANGE | 6,131 | 67 km |
| 1988 | UNNAMED | 4,475 | 67 km |
| 1988 | UNNAMED | 3,642 | 42 km |
| 2018 | BOY RIVER | 3,546 | 82 km |
| 2003 | UNNAMED | 2,998 | 30 km |
| 2009 | HENDRICKSON IMPACT AREA | 2,757 | 60 km |
| 2015 | TAMARACK | 2,745 | 39 km |
| 1987 | UNNAMED | 2,512 | 31 km |
| 1991 | UNNAMED | 2,486 | 35 km |
| 1988 | UNNAMED | 2,243 | 75 km |
| 1987 | UNNAMED | 1,963 | 31 km |
| 2010 | BOY RIVER - CORE 2010 | 1,872 | 79 km |
| 2019 | UNNAMED | 1,835 | 73 km |
| 2009 | EAST TANK RANGE | 1,801 | 70 km |
| 1987 | UNNAMED | 1,799 | 38 km |
| 2016 | UNNAMED | 1,777 | 79 km |
| 1987 | UNNAMED | 1,760 | 35 km |
| 1987 | UNNAMED | 1,655 | 76 km |
| 1988 | UNNAMED | 1,589 | 13 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 10°F (-13°C) | 0.8 in | Coldest |
| February | 13°F (-10°C) | 0.6 in | Driest |
| March | 26°F (-3°C) | 1.5 in | |
| April | 41°F (5°C) | 2.2 in | |
| May | 55°F (13°C) | 3.0 in | |
| June | 63°F (17°C) | 4.2 in | Wettest |
| July | 68°F (20°C) | 4.2 in | Warmest |
| August | 66°F (19°C) | 3.8 in | |
| September | 57°F (14°C) | 3.1 in | |
| October | 45°F (7°C) | 2.5 in | |
| November | 29°F (-2°C) | 1.5 in | |
| December | 14°F (-10°C) | 0.9 in |
Aitkin has a seasonal temperature swing of 58°F / from 10°F in January to 68°F in July. Total annual precipitation is 28.1 inches, with June being the wettest month (4.2") and February the driest (0.6").