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Weather & Climate in Washburn, IL
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Washburn experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 24°F in January while summers reach 75°F in July. The area gets 275 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 37.7 inches. The area receives 21.7 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 693 feet.
Temperature
24°F Jan (-4°C)
75°F Jul (24°C)
| Annual Average | 51.3°F |
| 5% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 693 ft (211 m) |
| Area | 0.3 sq mi (0.7 km²) |
| Population Density | 1,425/sq mi |
| Coordinates | 40.9203°N, 89.2918°W |
| Timezone | America/Chicago |
| County | Woodford County County |
| Nearest Airport | General Downing - Peoria International (PIA) 27 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 39.9 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 96.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
6 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Jun 28, 2004 | 12 km NW of Dayton, Illinois | M4.2 | 68 km | 10 km |
| Feb 10, 2010 | 2 km NW of Lily Lake, Illinois | M3.8 | 134 km | 10 km |
| Sep 2, 1999 | 8 km W of Amboy, Illinois | M3.5 | 90 km | 5 km |
| Jul 15, 2024 | 2 km WNW of Somonauk, Illinois | M3.1 | 94 km | 10 km |
| Jun 10, 2013 | 4 km NNE of Virgil, Illinois | M2.6 | 136 km | 5 km |
| Mar 15, 2025 | 6 km W of Dwight, Illinois | M2.6 | 69 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
684 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 25 fatalities, 640 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 17, 2013 | EF4 | 41 km | 46.4 mi | 3 |
| Jul 13, 2004 | EF4 | 14 km | 9.6 mi | 0 |
| May 5, 1977 | EF4 | 75 km | 7.3 mi | 0 |
| Jun 29, 1976 | EF4 | 41 km | 4.9 mi | 0 |
| Feb 28, 2017 | EF3 | 53 km | 11.5 mi | 2 |
| Feb 28, 2017 | EF3 | 6 km | 17.8 mi | 0 |
| Jun 22, 2015 | EF3 | 88 km | 16.3 mi | 0 |
| Jun 5, 2010 | EF3 | 51 km | 8.6 mi | 0 |
| Apr 20, 2004 | EF3 | 37 km | 15.8 mi | 8 |
| May 10, 2003 | EF3 | 60 km | 17.5 mi | 0 |
| Apr 19, 1996 | EF3 | 67 km | 9.4 mi | 0 |
| May 13, 1995 | EF3 | 77 km | 25.0 mi | 0 |
| May 9, 1995 | EF3 | 60 km | 22.0 mi | 0 |
| Jun 30, 1977 | EF3 | 77 km | 6.1 mi | 0 |
| Mar 4, 1976 | EF3 | 39 km | 0.8 mi | 0 |
| Jul 23, 1975 | EF3 | 84 km | 14.0 mi | 2 |
| Jul 23, 1975 | EF3 | 97 km | 11.1 mi | 0 |
| Jun 13, 1975 | EF3 | 85 km | 6.6 mi | 0 |
| Apr 3, 1974 | EF3 | 72 km | 7.4 mi | 0 |
| Jul 17, 1972 | EF3 | 33 km | 81.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 1.5 in | Coldest |
| February | 27°F (-3°C) | 1.5 in | Driest |
| March | 39°F (4°C) | 3.0 in | |
| April | 50°F (10°C) | 3.7 in | |
| May | 62°F (16°C) | 4.1 in | Wettest |
| June | 71°F (22°C) | 4.0 in | |
| July | 75°F (24°C) | 3.9 in | Warmest |
| August | 72°F (22°C) | 3.5 in | |
| September | 65°F (18°C) | 3.8 in | |
| October | 53°F (12°C) | 2.8 in | |
| November | 40°F (4°C) | 2.9 in | |
| December | 28°F (-2°C) | 2.4 in |
Washburn has a seasonal temperature swing of 51°F / from 24°F in January to 75°F in July. Total annual precipitation is 37.0 inches, with May being the wettest month (4.1") and February the driest (1.5").