All Countries
Weather & Climate in Avoca, WI
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Avoca experiences four distinct seasons with an average annual temperature of 47°F (9°C). Winters average 19°F in January while summers reach 72°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 34.1 inches. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 697 feet.
Temperature
19°F Jan (-7°C)
72°F Jul (22°C)
| Annual Average | 47.3°F |
| 12% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 697 ft (212 m) |
| Area | 2.4 sq mi (6.3 km²) |
| Population Density | 208/sq mi |
| Coordinates | 43.1877°N, 90.3263°W |
| Timezone | America/Chicago |
| County | Richland County County |
| Nearest Airport | Tri-County Regional (LNR) 8 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 51.6 / 100 |
| Social Vulnerability | 70.0 / 100 |
| Community Resilience | 63.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tornado History
434 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 17 fatalities, 490 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 7, 1984 | EF5 | 37 km | 36.0 mi | 9 |
| Jul 3, 1983 | EF4 | 29 km | 0.5 mi | 0 |
| Apr 19, 1957 | EF4 | 77 km | 21.1 mi | 1 |
| Sep 26, 1951 | EF4 | 93 km | 9.0 mi | 1 |
| Aug 7, 2021 | EF3 | 33 km | 9.4 mi | 0 |
| Jun 16, 2014 | EF3 | 66 km | 1.0 mi | 0 |
| Aug 18, 2005 | EF3 | 79 km | 18.6 mi | 1 |
| Jun 17, 1992 | EF3 | 73 km | 16.0 mi | 0 |
| May 8, 1988 | EF3 | 68 km | 16.0 mi | 0 |
| Jun 8, 1984 | EF3 | 93 km | 29.0 mi | 0 |
| Jul 3, 1983 | EF3 | 100 km | 1.0 mi | 0 |
| Jun 5, 1980 | EF3 | 90 km | 26.9 mi | 0 |
| Jun 4, 1975 | EF3 | 89 km | 2.3 mi | 0 |
| Sep 9, 1970 | EF3 | 81 km | 4.7 mi | 0 |
| Aug 2, 1967 | EF3 | 71 km | 0.1 mi | 2 |
| Apr 16, 1967 | EF3 | 81 km | 27.8 mi | 0 |
| Sep 3, 1964 | EF3 | 25 km | 17.1 mi | 0 |
| Aug 16, 1963 | EF3 | 51 km | 9.6 mi | 0 |
| Aug 16, 1963 | EF3 | 51 km | 9.6 mi | 0 |
| Aug 16, 1963 | EF3 | 51 km | 9.6 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
14 wildfires (100+ acres) recorded within 100 km. Largest: POOL ONE NORTH (1,576 acres, 2004).
| Year | Name | Acres Burned | Distance |
| 2004 | POOL ONE NORTH | 1,576 | 99 km |
| 2007 | UNNAMED | 981 | 99 km |
| 1998 | PR 17 | 896 | 99 km |
| 2007 | UNNAMED | 875 | 99 km |
| 2009 | UNNAMED | 867 | 100 km |
| 2018 | 2018 BADGER RX BURNS | 659 | 51 km |
| 2019 | 2019 BADGER RX BURNS | 627 | 51 km |
| 2003 | UNNAMED | 580 | 99 km |
| 2008 | UNNAMED | 569 | 98 km |
| 1987 | UNNAMED | 560 | 99 km |
| 2009 | COLD SPRINGS | 552 | 81 km |
| 2007 | UNNAMED | 539 | 99 km |
| 1987 | UNNAMED | 514 | 99 km |
| 1997 | UNNAMED | 502 | 100 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 | 22°F (-6°C) | 1.0 in | Driest |
| March | 33°F (1°C) | 2.1 in | |
| April | 46°F (8°C) | 3.2 in | |
| May | 58°F (14°C) | 3.5 in | |
| June | 67°F (19°C) | 4.1 in | Wettest |
| July | 72°F (22°C) | 4.0 in | Warmest |
| August | 69°F (21°C) | 3.6 in | |
| September | 61°F (16°C) | 3.9 in | |
| October | 50°F (10°C) | 2.2 in | |
| November | 35°F (2°C) | 1.9 in | |
| December | 22°F (-6°C) | 1.5 in |
Avoca has a seasonal temperature swing of 53°F / from 19°F in January to 72°F in July. Total annual precipitation is 31.9 inches, with June being the wettest month (4.1") and February the driest (1.0").