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Weather & Climate in Grantville, KS
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Grantville enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 30°F in January while summers reach 80°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 36.5 inches. The area receives 17.1 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 39. The city sits at an elevation of 872 feet.
Temperature
30°F Jan (-1°C)
80°F Jul (27°C)
| Annual Average | 55.8°F |
| 3% above US avg | |
| January Average | 30°F (-1°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 872 ft (266 m) |
| Area | 2.0 sq mi (5.1 km²) |
| Population Density | 213/sq mi |
| Coordinates | 39.0806°N, 95.5612°W |
| Timezone | America/Chicago |
| County | Shawnee County County |
| Nearest Airport | Philip Billard Municipal (TOP) 3 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.0 / 100 |
| Social Vulnerability | 35.3 / 100 |
| Community Resilience | 85.8 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | No Rating |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
37 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Sep 16, 2019 | 15 km NW of Elmdale, Kansas | M3.8 | 122 km | 5 km |
| Dec 17, 2009 | 2 km NW of Auburn, Nebraska | M3.6 | 150 km | 5 km |
| Mar 12, 2020 | 6 km NNE of Hope, Kansas | M3.5 | 134 km | 5 km |
| Oct 10, 2024 | 6 km WSW of Woodbine, Kansas | M3.5 | 131 km | 10 km |
| May 15, 2025 | 5 km NNW of Herington, Kansas | M3.5 | 129 km | 5 km |
| Mar 24, 2020 | 8 km NNE of Hope, Kansas | M3.3 | 133 km | 5 km |
| May 8, 2021 | 2 km E of Hope, Kansas | M3.2 | 136 km | 5 km |
| May 8, 2021 | 4 km ENE of Hope, Kansas | M3.2 | 133 km | 4 km |
| Sep 16, 2019 | 11 km E of Marion, Kansas | M3.2 | 140 km | 5 km |
| Jun 4, 2023 | 13 km SE of Lincolnville, Kansas | M3.2 | 133 km | 5 km |
| Mar 22, 2020 | 2 km WNW of Hope, Kansas | M3.1 | 140 km | 5 km |
| May 7, 2021 | 4 km NE of Hope, Kansas | M3.1 | 134 km | 5 km |
| Mar 23, 2007 | 5 km N of Nortonville, Kansas | M3.1 | 47 km | 5 km |
| Jan 29, 2020 | 9 km ENE of Marion, Kansas | M3.1 | 141 km | 5 km |
| May 13, 1999 | 6 km WSW of Kansas City, Kansas | M3.0 | 74 km | 5 km |
| Jan 6, 2014 | 5 km NW of Liberty, Nebraska | M2.9 | 142 km | 5 km |
| Mar 31, 1993 | 2 km SE of Nemaha, Nebraska | M2.9 | 138 km | 5 km |
| Apr 10, 2020 | 4 km SE of Marion, Kansas | M2.8 | 149 km | 5 km |
| Jan 29, 2020 | 11 km SSE of Lincolnville, Kansas | M2.8 | 138 km | 5 km |
| Jan 22, 2023 | 7 km SW of Woodbine, Kansas | M2.8 | 132 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
627 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 97 fatalities, 1,307 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 8, 1966 | EF5 | 36 km | 21.1 mi | 16 |
| May 20, 1957 | EF5 | 70 km | 69.4 mi | 44 |
| May 28, 2019 | EF4 | 32 km | 29.1 mi | 0 |
| Jun 11, 2008 | EF4 | 99 km | 8.6 mi | 0 |
| May 4, 2003 | EF4 | 95 km | 5.0 mi | 0 |
| May 4, 2003 | EF4 | 63 km | 21.0 mi | 2 |
| Jun 8, 1974 | EF4 | 93 km | 37.5 mi | 6 |
| Jun 8, 1966 | EF4 | 34 km | 19.9 mi | 1 |
| Aug 6, 1962 | EF4 | 52 km | 11.0 mi | 0 |
| May 7, 1961 | EF4 | 55 km | 26.2 mi | 0 |
| May 19, 1960 | EF4 | 35 km | 27.5 mi | 1 |
| May 19, 1960 | EF4 | 67 km | 20.6 mi | 0 |
| May 22, 1952 | EF4 | 32 km | 26.9 mi | 0 |
| Apr 30, 2024 | EF3 | 83 km | 2.2 mi | 1 |
| May 21, 2019 | EF3 | 99 km | 5.9 mi | 0 |
| May 28, 2013 | EF3 | 81 km | 4.4 mi | 0 |
| May 21, 2011 | EF3 | 75 km | 10.1 mi | 1 |
| May 2, 2008 | EF3 | 95 km | 0.9 mi | 0 |
| May 29, 2004 | EF3 | 80 km | 7.0 mi | 0 |
| May 8, 2003 | EF3 | 58 km | 25.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: BURLEY HILL (16,381 acres, 2016).
| Year | Name | Acres Burned | Distance |
| 2016 | BURLEY HILL | 16,381 | 94 km |
| 2023 | WAGSTAFF | 16,111 | 69 km |
| 1988 | UNNAMED | 15,512 | 64 km |
| 2023 | SMITH HILLS | 8,445 | 76 km |
| 2014 | MOYER RANCH | 6,641 | 95 km |
| 2005 | OAKS | 5,673 | 59 km |
| 2017 | WARREN ROAD | 5,037 | 45 km |
| 2022 | ILLINOIS CREEK | 5,008 | 71 km |
| 1995 | UNNAMED | 3,244 | 61 km |
| 2004 | KRAUSE | 3,012 | 61 km |
| 1994 | UNNAMED | 2,940 | 83 km |
| 2014 | UNNAMED | 2,836 | 80 km |
| 2020 | BOURBONAIS CREEK | 2,803 | 41 km |
| 2021 | 345 | 2,430 | 36 km |
| 2021 | 400 AND ROAD L | 2,393 | 66 km |
| 2015 | UNNAMED | 2,377 | 73 km |
| 1996 | UNNAMED | 2,187 | 88 km |
| 1988 | UNNAMED | 2,186 | 61 km |
| 1996 | UNNAMED | 2,010 | 63 km |
| 2002 | UNNAMED | 1,811 | 95 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 1.0 in | Coldest, Driest |
| February | 34°F (1°C) | 1.1 in | |
| March | 44°F (7°C) | 2.5 in | |
| April | 55°F (13°C) | 3.1 in | |
| May | 65°F (18°C) | 5.0 in | |
| June | 74°F (23°C) | 5.2 in | Wettest |
| July | 80°F (27°C) | 3.8 in | Warmest |
| August | 77°F (25°C) | 3.8 in | |
| September | 69°F (20°C) | 4.3 in | |
| October | 57°F (14°C) | 3.1 in | |
| November | 43°F (6°C) | 2.2 in | |
| December | 32°F (-0°C) | 1.4 in |
Grantville has a seasonal temperature swing of 50°F / from 30°F in January to 80°F in July. Total annual precipitation is 36.5 inches, with June being the wettest month (5.2") and January the driest (1.0").