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Weather & Climate in Willis, KS
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Willis experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 26°F in January while summers reach 78°F in July. The area gets 302 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 37.9 inches. The area receives 10.7 inches of snow annually. Air quality is rated Good with a median AQI of 39. The city sits at an elevation of 1,154 feet.
Temperature
26°F Jan (-3°C)
78°F Jul (26°C)
| Annual Average | 53.2°F |
| 1% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 1,154 ft (352 m) |
| Area | 0.2 sq mi (0.4 km²) |
| Population Density | 250/sq mi |
| Coordinates | 39.7226°N, 95.5058°W |
| Timezone | America/Chicago |
| County | Brown County County |
| Nearest Airport | Philip Billard Municipal (TOP) 46 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 15.3 / 100 |
| Social Vulnerability | 20.2 / 100 |
| Community Resilience | 82.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | No Rating |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively 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 | Very Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Dec 17, 2009 | 2 km NW of Auburn, Nebraska | M3.6 | 82 km | 5 km |
| Jul 16, 2004 | 6 km SSE of Riverton, Iowa | M3.5 | 101 km | 5 km |
| Mar 23, 2007 | 5 km N of Nortonville, Kansas | M3.1 | 32 km | 5 km |
| Feb 11, 1995 | 6 km E of Clearmont, Missouri | M3.1 | 99 km | 5 km |
| May 13, 1999 | 6 km WSW of Kansas City, Kansas | M3.0 | 98 km | 5 km |
| Jan 6, 2014 | 5 km NW of Liberty, Nebraska | M2.9 | 98 km | 5 km |
| Mar 31, 1993 | 2 km SE of Nemaha, Nebraska | M2.9 | 68 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
610 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 31 fatalities, 900 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 8, 1966 | EF5 | 96 km | 21.1 mi | 16 |
| May 28, 2019 | EF4 | 99 km | 29.1 mi | 0 |
| May 4, 2003 | EF4 | 93 km | 21.0 mi | 2 |
| Mar 29, 1979 | EF4 | 90 km | 18.8 mi | 0 |
| Jun 8, 1966 | EF4 | 68 km | 19.9 mi | 1 |
| Aug 6, 1962 | EF4 | 33 km | 11.0 mi | 0 |
| May 7, 1961 | EF4 | 79 km | 26.2 mi | 0 |
| May 19, 1960 | EF4 | 95 km | 20.6 mi | 0 |
| May 19, 1960 | EF4 | 71 km | 27.5 mi | 1 |
| Apr 5, 1954 | EF4 | 93 km | 6.3 mi | 0 |
| May 22, 1952 | EF4 | 86 km | 26.9 mi | 0 |
| Apr 30, 2024 | EF3 | 88 km | 2.2 mi | 1 |
| May 21, 2019 | EF3 | 43 km | 5.9 mi | 0 |
| Jun 3, 2014 | EF3 | 54 km | 6.3 mi | 0 |
| May 28, 2013 | EF3 | 53 km | 4.4 mi | 0 |
| May 2, 2008 | EF3 | 100 km | 0.9 mi | 0 |
| May 29, 2004 | EF3 | 62 km | 7.0 mi | 0 |
| Apr 26, 1984 | EF3 | 37 km | 32.0 mi | 0 |
| May 6, 1983 | EF3 | 97 km | 19.0 mi | 1 |
| Jun 19, 1981 | EF3 | 86 km | 7.7 mi | 1 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: OAKS (5,673 acres, 2005).
| Year | Name | Acres Burned | Distance |
| 2005 | OAKS | 5,673 | 69 km |
| 2017 | WARREN ROAD | 5,037 | 84 km |
| 2014 | SHANNON CREEK | 3,954 | 96 km |
| 1995 | UNNAMED | 3,244 | 64 km |
| 2004 | KRAUSE | 3,012 | 68 km |
| 2020 | BOURBONAIS CREEK | 2,803 | 71 km |
| 2021 | 345 | 2,430 | 82 km |
| 1988 | UNNAMED | 2,186 | 92 km |
| 1996 | UNNAMED | 1,819 | 92 km |
| 2021 | 4 DELTA 21 | 1,708 | 54 km |
| 2011 | 182 | 1,575 | 52 km |
| 1996 | UNNAMED | 1,575 | 83 km |
| 1994 | UNNAMED | 1,408 | 83 km |
| 1994 | UNNAMED | 1,107 | 93 km |
| 2021 | CRAWFORD | 1,015 | 94 km |
| 2018 | FY 18 182 ROAD BROADCAST BURN | 1,009 | 49 km |
| 2011 | UNNAMED | 1,002 | 97 km |
| 2020 | MOSQR-FY20-RX-WUI | 964 | 48 km |
| 2016 | SQR BM SL DESOTO 2016 WUI RX | 866 | 48 km |
| 1988 | NORTH POOL | 698 | 48 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 0.9 in | Coldest, Driest |
| February | 31°F (-0°C) | 0.9 in | |
| March | 42°F (6°C) | 2.3 in | |
| April | 53°F (12°C) | 3.0 in | |
| May | 64°F (18°C) | 4.7 in | |
| June | 73°F (23°C) | 4.8 in | Wettest |
| July | 78°F (26°C) | 4.1 in | Warmest |
| August | 76°F (24°C) | 4.2 in | |
| September | 67°F (20°C) | 4.5 in | |
| October | 56°F (13°C) | 2.9 in | |
| November | 41°F (5°C) | 1.9 in | |
| December | 30°F (-1°C) | 1.2 in |
Willis has a seasonal temperature swing of 52°F / from 26°F in January to 78°F in July. Total annual precipitation is 35.3 inches, with June being the wettest month (4.8") and January the driest (0.9").