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Weather & Climate in McGrath, MN
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
McGrath has a cool climate with an average annual temperature of 41°F (5°C). Winters average 9°F in January while summers reach 68°F in July. The area gets 276 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 28.8 inches (drier than the 38-inch national average). The area receives 43.1 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 1,234 feet.
Temperature
9°F Jan (-13°C)
68°F Jul (20°C)
| Annual Average | 41.0°F |
| 24% below US avg | |
| January Average | 9°F (-13°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 1,234 ft (376 m) |
| Area | 0.4 sq mi (1.0 km²) |
| Population Density | 78/sq mi |
| Coordinates | 46.2421°N, 93.2751°W |
| Timezone | America/Chicago |
| County | Aitkin County County |
| Nearest Airport | Brainerd Lakes Regional (BRD) 42 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
171 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 19 fatalities, 144 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Aug 6, 1969 | EF4 | 94 km | 32.3 mi | 12 |
| Jun 11, 1966 | EF4 | 94 km | 72.8 mi | 0 |
| May 21, 1957 | EF4 | 80 km | 9.2 mi | 0 |
| Jun 18, 2001 | EF3 | 71 km | 34.0 mi | 2 |
| Sep 18, 1997 | EF3 | 63 km | 17.0 mi | 1 |
| Jul 5, 1991 | EF3 | 86 km | 6.0 mi | 0 |
| Aug 26, 1977 | EF3 | 95 km | 26.3 mi | 0 |
| Jun 25, 1973 | EF3 | 61 km | 10.0 mi | 0 |
| Aug 6, 1969 | EF3 | 74 km | 12.5 mi | 1 |
| Aug 6, 1969 | EF3 | 82 km | 18.4 mi | 0 |
| Jun 30, 1968 | EF3 | 17 km | 0.1 mi | 0 |
| Jun 12, 2024 | EF2 | 65 km | 14.7 mi | 0 |
| Jun 12, 2024 | EF2 | 90 km | 3.2 mi | 0 |
| Jun 19, 2016 | EF2 | 54 km | 3.5 mi | 0 |
| Jun 17, 2010 | EF2 | 65 km | 7.8 mi | 0 |
| Jun 13, 2001 | EF2 | 72 km | 5.0 mi | 0 |
| Sep 18, 1997 | EF2 | 89 km | 8.0 mi | 0 |
| Sep 18, 1997 | EF2 | 18 km | 17.0 mi | 0 |
| Oct 26, 1996 | EF2 | 60 km | 0.7 mi | 0 |
| Jul 21, 1995 | EF2 | 73 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 | 88 km |
| 2009 | CENTER TANK RANGE | 6,131 | 89 km |
| 2002 | UNIT 4 | 5,887 | 91 km |
| 2003 | UNITS 37 38 39 A | 4,879 | 91 km |
| 1998 | UNITS 1617 | 4,649 | 87 km |
| 1988 | UNNAMED | 4,475 | 89 km |
| 2005 | RX HFR 05 | 4,253 | 88 km |
| 2009 | BU9 | 4,112 | 90 km |
| 2007 | WUI 07 - UNIT 36 | 4,025 | 92 km |
| 1988 | UNNAMED | 3,642 | 55 km |
| 2000 | UNIT 25 | 3,412 | 92 km |
| 2009 | BU11 | 3,242 | 92 km |
| 2003 | UNNAMED | 2,998 | 37 km |
| 1997 | BIG | 2,987 | 91 km |
| 2009 | HENDRICKSON IMPACT AREA | 2,757 | 86 km |
| 2015 | TAMARACK | 2,745 | 47 km |
| 2003 | UNITS 34 33 W | 2,637 | 93 km |
| 2024 | UNIT 8E RX | 2,551 | 91 km |
| 1987 | UNNAMED | 2,512 | 38 km |
| 1991 | UNNAMED | 2,486 | 63 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 9°F (-13°C) | 0.8 in | Coldest |
| February | 14°F (-10°C) | 0.6 in | Driest |
| March | 27°F (-3°C) | 1.6 in | |
| April | 41°F (5°C) | 2.2 in | |
| May | 54°F (12°C) | 3.3 in | |
| June | 63°F (17°C) | 4.4 in | Wettest |
| July | 68°F (20°C) | 4.3 in | Warmest |
| August | 65°F (19°C) | 3.9 in | |
| September | 57°F (14°C) | 3.3 in | |
| October | 45°F (7°C) | 2.5 in | |
| November | 28°F (-2°C) | 1.5 in | |
| December | 13°F (-11°C) | 1.0 in |
McGrath has a seasonal temperature swing of 59°F / from 9°F in January to 68°F in July. Total annual precipitation is 29.3 inches, with June being the wettest month (4.4") and February the driest (0.6").