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Weather & Climate in Cassville, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Cassville enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 32°F in January while summers reach 77°F in July. The area gets 256 sunny days per year, above the national average. Annual precipitation totals 43.9 inches. The area receives 1.9 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 1,312 feet.
Temperature
32°F Jan (-0°C)
77°F Jul (25°C)
| Annual Average | 55.7°F |
| 3% above US avg | |
| January Average | 32°F (-0°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 256 days/yr |
Geography
| Elevation | 1,312 ft (400 m) |
| Area | 3.2 sq mi (8.3 km²) |
| Population Density | 938/sq mi |
| Coordinates | 36.6770°N, 93.8688°W |
| Timezone | America/Chicago |
| Nearest Airport | Northwest Arkansas Ntl (XNA) 37 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
22 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.7.
| Sep 12, 2019 | 13 km N of Big Flat, Arkansas | M3.7 | 144 km | 18 km |
| Jun 11, 2017 | 6 km NNE of Bergman, Arkansas | M3.6 | 85 km | 6 km |
| Nov 15, 1990 | 16 km NNW of Hector, Arkansas | M3.5 | 141 km | 29 km |
| Jun 27, 2000 | 15 km WSW of Marshall, Arkansas | M3.4 | 134 km | 0 km |
| Mar 30, 2001 | 1 km SW of Hermitage, Missouri | M3.1 | 148 km | 5 km |
| Jun 16, 2017 | 6 km N of Bergman, Arkansas | M2.9 | 85 km | 6 km |
| Mar 23, 2024 | 9 km SE of Foyil, Oklahoma | M2.8 | 146 km | 5 km |
| Mar 12, 1990 | 9 km NNE of Briarcliff, Arkansas | M2.8 | 149 km | 0 km |
| Sep 5, 2013 | 17 km W of Dennard, Arkansas | M2.7 | 148 km | 4 km |
| Jul 3, 2014 | 6 km S of Yellville, Arkansas | M2.7 | 121 km | 8 km |
| Nov 26, 1999 | 9 km NNE of Mountain Home, Arkansas | M2.7 | 138 km | 3 km |
| Apr 3, 2016 | Arkansas-Oklahoma border region | M2.7 | 149 km | 5 km |
| Mar 10, 1990 | 16 km NNW of Hector, Arkansas | M2.6 | 140 km | 3 km |
| May 21, 2010 | 2 km SW of Centerton, Arkansas | M2.6 | 54 km | 1 km |
| Apr 23, 2025 | 3 km E of Hartville, Missouri | M2.6 | 140 km | 4 km |
| Apr 29, 2018 | 3 km WNW of Evergreen, Missouri | M2.5 | 147 km | 2 km |
| Jun 21, 2017 | 6 km N of Bergman, Arkansas | M2.5 | 85 km | 5 km |
| May 13, 2015 | 8 km E of Lead Hill, Arkansas | M2.5 | 98 km | 0 km |
| Jan 4, 2024 | 13 km E of South Lead Hill, Arkansas | M2.5 | 103 km | 4 km |
| May 2, 2001 | 10 km NW of Bakersfield, Missouri | M2.5 | 146 km | 1 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
598 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 199 fatalities, 1,918 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 22, 2011 | EF5 | 77 km | 21.6 mi | 158 |
| Nov 29, 1991 | EF4 | 69 km | 10.0 mi | 2 |
| Apr 24, 1975 | EF4 | 66 km | 11.9 mi | 3 |
| Apr 3, 1956 | EF4 | 99 km | 41.8 mi | 0 |
| May 26, 2024 | EF3 | 92 km | 21.6 mi | 4 |
| May 25, 2024 | EF3 | 79 km | 7.9 mi | 0 |
| Mar 30, 2022 | EF3 | 67 km | 5.2 mi | 0 |
| May 22, 2019 | EF3 | 83 km | 9.2 mi | 0 |
| May 22, 2019 | EF3 | 77 km | 11.3 mi | 3 |
| May 22, 2011 | EF3 | 94 km | 17.9 mi | 0 |
| Dec 31, 2010 | EF3 | 98 km | 21.1 mi | 4 |
| Jan 7, 2008 | EF3 | 92 km | 50.4 mi | 3 |
| Mar 12, 2006 | EF3 | 34 km | 42.0 mi | 1 |
| Mar 12, 2006 | EF3 | 86 km | 25.0 mi | 0 |
| May 4, 2003 | EF3 | 40 km | 49.0 mi | 7 |
| Apr 29, 1983 | EF3 | 69 km | 5.5 mi | 1 |
| Apr 2, 1982 | EF3 | 87 km | 1.0 mi | 0 |
| Mar 15, 1982 | EF3 | 100 km | 9.0 mi | 0 |
| Mar 26, 1976 | EF3 | 48 km | 29.1 mi | 1 |
| Jun 8, 1974 | EF3 | 98 km | 2.7 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (6,931 acres, 2007).
| Year | Name | Acres Burned | Distance |
| 2007 | UNNAMED | 6,931 | 93 km |
| 2011 | UNNAMED | 6,686 | 94 km |
| 2010 | BRUSHY/CLAYTON | 6,401 | 94 km |
| 2020 | BIG CREEK | 6,399 | 94 km |
| 2016 | BIG CREEK | 4,031 | 93 km |
| 1986 | UNNAMED | 3,427 | 75 km |
| 2016 | RXBURN | 2,951 | 75 km |
| 2021 | BRUSH CREEK | 2,814 | 88 km |
| 2021 | GOETZ | 2,615 | 93 km |
| 2020 | TWIN PEAKS | 2,578 | 75 km |
| 2023 | RX TWIN PEAKS | 2,560 | 75 km |
| 2019 | SWAN CREEK | 2,365 | 83 km |
| 2005 | NORTH RIVER ROAD RX | 2,259 | 90 km |
| 2002 | ROUNDTPCOX | 2,248 | 29 km |
| 2021 | EAST FORK | 2,134 | 17 km |
| 2021 | BIG CREEK | 2,123 | 94 km |
| 2016 | UNNAMED | 2,108 | 93 km |
| 2023 | DEVREAUX | 2,031 | 75 km |
| 2007 | UNNAMED | 2,031 | 53 km |
| 1995 | UNNAMED | 2,022 | 71 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (-0°C) | 1.9 in | Coldest, Driest |
| February | 37°F (3°C) | 2.3 in | |
| March | 46°F (8°C) | 4.0 in | |
| April | 55°F (13°C) | 4.3 in | |
| May | 64°F (18°C) | 4.8 in | Wettest |
| June | 72°F (22°C) | 4.8 in | |
| July | 77°F (25°C) | 3.1 in | Warmest |
| August | 76°F (25°C) | 3.7 in | |
| September | 69°F (21°C) | 4.6 in | |
| October | 58°F (14°C) | 3.7 in | |
| November | 46°F (8°C) | 3.7 in | |
| December | 37°F (3°C) | 3.1 in |
Cassville has a seasonal temperature swing of 46°F / from 32°F in January to 77°F in July. Total annual precipitation is 43.9 inches, with May being the wettest month (4.8") and January the driest (1.9").