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Weather & Climate in Herbster, WI
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Herbster has a cool climate with an average annual temperature of 41°F (5°C). Winters average 14°F in January while summers reach 66°F in July. The area gets 253 sunny days per year, above the national average. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 627 feet.
Temperature
14°F Jan (-10°C)
66°F Jul (19°C)
| Annual Average | 41.1°F |
| 24% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 627 ft (191 m) |
| Area | 5.6 sq mi (14.4 km²) |
| Population Density | 20/sq mi |
| Coordinates | 46.8422°N, 91.2419°W |
| Timezone | America/Chicago |
| County | Bayfield County County |
| Nearest Airport | Duluth International (DLH) 45 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 35.1 / 100 |
| Social Vulnerability | 65.4 / 100 |
| Community Resilience | 76.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | No Rating |
| Earthquake | No Rating |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tornado History
49 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 2 fatalities, 8 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Aug 6, 1969 | EF3 | 73 km | 17.2 mi | 2 |
| Jul 1, 2011 | EF2 | 76 km | 2.9 mi | 0 |
| Jul 27, 2010 | EF2 | 83 km | 0.9 mi | 0 |
| Sep 3, 1980 | EF2 | 57 km | 9.9 mi | 0 |
| Jun 30, 1968 | EF2 | 78 km | 39.0 mi | 0 |
| Sep 19, 2024 | EF1 | 98 km | 5.9 mi | 0 |
| Jul 18, 2020 | EF1 | 42 km | 0.4 mi | 0 |
| Jul 18, 2020 | EF1 | 51 km | 0.6 mi | 0 |
| Jul 18, 2019 | EF1 | 66 km | 1.3 mi | 0 |
| Jul 11, 2016 | EF1 | 99 km | 2.3 mi | 0 |
| Jun 27, 1994 | EF1 | 90 km | 4.0 mi | 0 |
| Aug 9, 1992 | EF1 | 93 km | 0.5 mi | 0 |
| Aug 9, 1992 | EF1 | 85 km | 4.0 mi | 0 |
| Aug 13, 1988 | EF1 | 46 km | 0.1 mi | 0 |
| Sep 5, 1987 | EF1 | 67 km | 2.0 mi | 0 |
| Apr 27, 1984 | EF1 | 87 km | 0.2 mi | 0 |
| Jul 3, 1983 | EF1 | 56 km | 3.0 mi | 0 |
| Jul 19, 1980 | EF1 | 93 km | 2.0 mi | 0 |
| Sep 8, 1979 | EF1 | 57 km | 0.1 mi | 0 |
| Jun 12, 1976 | EF1 | 90 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
18 wildfires (100+ acres) recorded within 100 km. Largest: GREENWOOD (28,255 acres, 2021).
| Year | Name | Acres Burned | Distance |
| 2021 | GREENWOOD | 28,255 | 86 km |
| 2013 | GERMANN ROAD FIRE | 6,751 | 63 km |
| 2019 | NW SANDS UNITS I/F/C/A | 3,386 | 23 km |
| 2016 | UNNAMED | 2,682 | 23 km |
| 2013 | UNNAMED | 2,240 | 23 km |
| 2014 | UNNAMED | 2,116 | 26 km |
| 2015 | UNNAMED | 1,407 | 25 km |
| 2015 | UNNAMED | 1,361 | 25 km |
| 2021 | NW SANDS - BLOCK E RX | 1,361 | 25 km |
| 2007 | PIONEER FIRE | 1,072 | 67 km |
| 2018 | UNNAMED | 961 | 27 km |
| 2024 | NW SANDS BLOCK J RX | 911 | 22 km |
| 2024 | NW SANDS BLOCK B RX | 844 | 27 km |
| 2018 | NW SANDS BLOCK C | 771 | 27 km |
| 2016 | SKIBO | 763 | 95 km |
| 2022 | BRINKS 8C - SOUTH RX | 725 | 20 km |
| 1988 | UNNAMED | 621 | 85 km |
| 2007 | BN COMPLEX 2 | 547 | 83 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 1.1 in | Coldest |
| February | 18°F (-8°C) | 0.8 in | Driest |
| March | 27°F (-3°C) | 1.8 in | |
| April | 38°F (3°C) | 2.2 in | |
| May | 47°F (8°C) | 3.1 in | |
| June | 55°F (13°C) | 3.7 in | |
| July | 66°F (19°C) | 3.5 in | Warmest |
| August | 65°F (18°C) | 3.9 in | |
| September | 57°F (14°C) | 4.1 in | Wettest |
| October | 47°F (8°C) | 2.7 in | |
| November | 34°F (1°C) | 2.0 in | |
| December | 21°F (-6°C) | 1.3 in |
Herbster has a seasonal temperature swing of 52°F / from 14°F in January to 66°F in July. Total annual precipitation is 30.1 inches, with September being the wettest month (4.1") and February the driest (0.8").