Weather & Climate in Greenville, WI
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Greenville experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 18°F in January while summers reach 71°F in July. Annual precipitation totals 33.2 inches. The area receives 49.4 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 37. 80% of days have good air quality. The city sits at an elevation of 878 feet.
Temperature
18°F Jan (-8°C)
71°F Jul (22°C)
| Annual Average | 45.6°F |
| 16% below US avg | |
| January Average | 18°F (-8°C) |
| July Average | 71°F (22°C) |
Geography
| Elevation | 878 ft (268 m) |
| Area | 35.7 sq mi (92.5 km²) |
| Population Density | 361/sq mi |
| Coordinates | 44.2841°N, 88.5473°W |
| Timezone | America/Chicago |
| County | Outagamie County County |
| Nearest Airport | Appleton International (ATW) 2 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 79.5% |
| Unhealthy Days | 0 |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 79.7 / 100 |
| Social Vulnerability | 11.4 / 100 |
| Community Resilience | 96.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.9.
| Aug 2, 2024 | 38 km ESE of Sturgeon Bay, Wisconsin | M2.9 | 135 km | 11 km |
| Jan 7, 2024 | 3 km NE of Mole Lake, Wisconsin | M2.5 | 140 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
411 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 27 fatalities, 308 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jul 18, 1996 | EF5 | 65 km | 13.3 mi | 0 |
| Jul 5, 1994 | EF4 | 58 km | 3.5 mi | 0 |
| Apr 27, 1984 | EF4 | 28 km | 27.5 mi | 1 |
| Apr 4, 1981 | EF4 | 99 km | 1.8 mi | 3 |
| Apr 21, 1974 | EF4 | 64 km | 26.0 mi | 0 |
| Aug 19, 1968 | EF4 | 96 km | 21.8 mi | 2 |
| Apr 3, 1956 | EF4 | 52 km | 11.5 mi | 7 |
| Sep 26, 1951 | EF4 | 60 km | 26.4 mi | 6 |
| Jun 7, 2007 | EF3 | 88 km | 40.0 mi | 0 |
| Jun 23, 2004 | EF3 | 74 km | 33.3 mi | 0 |
| Jun 23, 2004 | EF3 | 76 km | 7.6 mi | 1 |
| Aug 29, 1992 | EF3 | 81 km | 28.0 mi | 1 |
| Apr 27, 1984 | EF3 | 40 km | 32.0 mi | 0 |
| Apr 7, 1980 | EF3 | 96 km | 1.2 mi | 0 |
| Jun 5, 1977 | EF3 | 54 km | 69.5 mi | 0 |
| Apr 21, 1974 | EF3 | 83 km | 22.2 mi | 0 |
| Apr 21, 1974 | EF3 | 89 km | 58.6 mi | 2 |
| Dec 1, 1970 | EF3 | 10 km | 13.1 mi | 0 |
| Jun 26, 1969 | EF3 | 27 km | 15.3 mi | 0 |
| Jun 25, 1950 | EF3 | 49 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
7 wildfires (100+ acres) recorded within 100 km. Largest: COTTONVILLE INCIDENT (3,466 acres, 2005).
| Year | Name | Acres Burned | Distance |
| 2005 | COTTONVILLE INCIDENT | 3,466 | 97 km |
| 2006 | UNNAMED | 1,524 | 85 km |
| 2010 | RX BURN | 1,236 | 85 km |
| 1994 | SOMMERS | 938 | 81 km |
| 1988 | PEACHY RD | 812 | 84 km |
| 2006 | UNNAMED | 612 | 79 km |
| 2007 | TOWER RD 2 | 592 | 84 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 18°F (-8°C) | 1.4 in | Coldest |
| February | 20°F (-6°C) | 1.1 in | Driest |
| March | 31°F (-0°C) | 1.9 in | |
| April | 44°F (7°C) | 3.2 in | |
| May | 57°F (14°C) | 3.6 in | |
| June | 67°F (19°C) | 4.7 in | Wettest |
| July | 71°F (22°C) | 3.8 in | Warmest |
| August | 70°F (21°C) | 3.6 in | |
| September | 61°F (16°C) | 3.2 in | |
| October | 49°F (9°C) | 2.8 in | |
| November | 36°F (2°C) | 2.1 in | |
| December | 24°F (-5°C) | 1.8 in |
Greenville has a seasonal temperature swing of 54°F / from 18°F in January to 71°F in July. Total annual precipitation is 33.2 inches, with June being the wettest month (4.7") and February the driest (1.1").