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Weather & Climate in Genoa, WI
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Genoa experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 19°F in January while summers reach 74°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 38.4 inches. The area receives 34.8 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 674 feet.
Temperature
19°F Jan (-7°C)
74°F Jul (23°C)
| Annual Average | 48.5°F |
| 10% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 674 ft (205 m) |
| Area | 0.4 sq mi (0.9 km²) |
| Population Density | 806/sq mi |
| Coordinates | 43.5733°N, 91.2261°W |
| Timezone | America/Chicago |
| County | Houston County County |
| Nearest Airport | La Crosse Regional (LSE) 21 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 29.5 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 64.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| 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 | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tornado History
323 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 8 fatalities, 178 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 19, 1957 | EF4 | 90 km | 21.1 mi | 1 |
| May 10, 1953 | EF4 | 96 km | 162.0 mi | 2 |
| Aug 7, 2021 | EF3 | 64 km | 9.4 mi | 0 |
| Jul 19, 1994 | EF3 | 88 km | 23.0 mi | 0 |
| May 30, 1985 | EF3 | 84 km | 34.0 mi | 2 |
| Jul 3, 1983 | EF3 | 98 km | 1.0 mi | 0 |
| Jun 5, 1980 | EF3 | 11 km | 26.9 mi | 0 |
| Jun 24, 1971 | EF3 | 74 km | 0.1 mi | 1 |
| May 5, 1965 | EF3 | 65 km | 65.2 mi | 0 |
| Sep 3, 1964 | EF3 | 64 km | 17.1 mi | 0 |
| May 26, 1959 | EF3 | 50 km | 34.3 mi | 0 |
| Apr 19, 1957 | EF3 | 66 km | 9.0 mi | 0 |
| May 10, 1953 | EF3 | 70 km | 6.6 mi | 0 |
| Jun 15, 2022 | EF2 | 67 km | 22.9 mi | 0 |
| Jun 29, 2014 | EF2 | 90 km | 29.1 mi | 0 |
| Sep 4, 2012 | EF2 | 76 km | 0.7 mi | 0 |
| May 22, 2011 | EF2 | 74 km | 64.5 mi | 0 |
| May 22, 2011 | EF2 | 26 km | 13.8 mi | 0 |
| Aug 18, 2005 | EF2 | 37 km | 20.0 mi | 0 |
| Jul 8, 1999 | EF2 | 72 km | 3.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
4 wildfires (100+ acres) recorded within 100 km. Largest: BEAVER CUTOFF (982 acres, 2007).
| Year | Name | Acres Burned | Distance |
| 2007 | BEAVER CUTOFF | 982 | 89 km |
| 2007 | UNNAMED | 981 | 99 km |
| 2003 | UNNAMED | 580 | 100 km |
| 2024 | RX-UPPER SEVENTEEN | 520 | 96 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 1.1 in | Coldest |
| February | 21°F (-6°C) | 1.0 in | Driest |
| March | 33°F (1°C) | 2.0 in | |
| April | 47°F (8°C) | 3.1 in | |
| May | 59°F (15°C) | 3.2 in | |
| June | 68°F (20°C) | 4.0 in | Wettest |
| July | 74°F (23°C) | 3.6 in | Warmest |
| August | 70°F (21°C) | 3.9 in | |
| September | 62°F (16°C) | 3.7 in | |
| October | 50°F (10°C) | 2.2 in | |
| November | 35°F (2°C) | 2.1 in | |
| December | 21°F (-6°C) | 1.5 in |
Genoa has a seasonal temperature swing of 55°F / from 19°F in January to 74°F in July. Total annual precipitation is 31.5 inches, with June being the wettest month (4.0") and February the driest (1.0").