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Weather & Climate in Shawneetown, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Shawneetown enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 31°F in January while summers reach 79°F in July. The area gets 253 sunny days per year, above the national average. Annual precipitation totals 45.6 inches. The area receives 2.7 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 512 feet.
Temperature
31°F Jan (-1°C)
79°F Jul (26°C)
| Annual Average | 56.2°F |
| 4% above US avg | |
| January Average | 31°F (-1°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 512 ft (156 m) |
| Area | 0.6 sq mi (1.5 km²) |
| Population Density | 280/sq mi |
| Coordinates | 37.5512°N, 89.6520°W |
| Timezone | America/Chicago |
| Nearest Airport | Cape Girardeau Regional (CGI) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
278 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Sep 26, 1990 | 4 km SE of Chaffee, Missouri | M4.8 | 45 km | 1 km |
| May 4, 1991 | 2 km NNW of Risco, Missouri | M4.5 | 110 km | 11 km |
| Feb 5, 1994 | 2 km WNW of Dongola, Illinois | M4.2 | 46 km | 16 km |
| Jun 6, 2003 | 1 km NE of Bardwell, Kentucky | M4.0 | 95 km | 3 km |
| Jun 7, 2011 | 18 km NNW of Potosi, Missouri | M3.9 | 124 km | 21 km |
| Feb 21, 2012 | 4 km SSE of Bertrand, Missouri | M3.9 | 78 km | 8 km |
| Mar 2, 2010 | 2 km ENE of East Prairie, Missouri | M3.7 | 89 km | 8 km |
| Jan 2, 2006 | 3 km NNE of Eldorado, Illinois | M3.6 | 113 km | 7 km |
| Jun 20, 2005 | 4 km WSW of Blandville, Kentucky | M3.6 | 90 km | 19 km |
| Sep 22, 2011 | 6 km E of Grandin, Missouri | M3.6 | 127 km | 11 km |
| Mar 15, 2017 | 9 km ESE of Wyatt, Missouri | M3.6 | 88 km | 8 km |
| Jul 16, 2004 | 6 km SE of Wyatt, Missouri | M3.5 | 87 km | 4 km |
| May 1, 2016 | 5 km SE of New Grand Chain, Illinois | M3.5 | 70 km | 16 km |
| Jun 15, 2004 | 3 km S of Canalou, Missouri | M3.5 | 92 km | 5 km |
| Sep 9, 2016 | 9 km NW of Tiptonville, Tennessee | M3.4 | 123 km | 10 km |
| Sep 26, 1994 | 4 km ENE of Blandville, Kentucky | M3.4 | 92 km | 13 km |
| Aug 27, 1993 | 5 km SSE of Olympian Village, Missouri | M3.3 | 91 km | 22 km |
| Feb 6, 1993 | 6 km NNW of Catron, Missouri | M3.3 | 99 km | 8 km |
| Jun 17, 2012 | 6 km NW of Tiptonville, Tennessee | M3.3 | 127 km | 8 km |
| Aug 12, 2013 | 7 km S of Hornbeak, Tennessee | M3.3 | 147 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
580 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 74 fatalities, 1,060 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Dec 18, 1957 | EF5 | 69 km | 5.4 mi | 1 |
| Feb 28, 2017 | EF4 | 37 km | 53.5 mi | 1 |
| Nov 17, 2013 | EF4 | 98 km | 10.6 mi | 2 |
| Feb 29, 2012 | EF4 | 90 km | 26.1 mi | 8 |
| Sep 22, 2006 | EF4 | 21 km | 27.5 mi | 0 |
| May 6, 2003 | EF4 | 63 km | 33.0 mi | 2 |
| May 29, 1982 | EF4 | 54 km | 17.0 mi | 10 |
| Jun 22, 1969 | EF4 | 82 km | 15.1 mi | 4 |
| Dec 18, 1957 | EF4 | 22 km | 28.3 mi | 11 |
| Dec 18, 1957 | EF4 | 95 km | 16.8 mi | 1 |
| May 26, 2024 | EF3 | 56 km | 4.9 mi | 0 |
| May 26, 2024 | EF3 | 84 km | 19.6 mi | 0 |
| Oct 24, 2021 | EF3 | 69 km | 16.7 mi | 0 |
| Oct 24, 2021 | EF3 | 65 km | 18.8 mi | 0 |
| Nov 17, 2013 | EF3 | 59 km | 14.3 mi | 0 |
| Nov 17, 2013 | EF3 | 85 km | 42.5 mi | 3 |
| Feb 29, 2012 | EF3 | 87 km | 20.0 mi | 1 |
| Sep 22, 2006 | EF3 | 85 km | 3.5 mi | 0 |
| Mar 11, 2006 | EF3 | 87 km | 5.1 mi | 0 |
| Mar 11, 2006 | EF3 | 43 km | 53.5 mi | 2 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (2,286 acres, 2019).
| Year | Name | Acres Burned | Distance |
| 2019 | UNNAMED | 2,286 | 99 km |
| 2021 | RED SHALE UNIT RX | 2,123 | 52 km |
| 2014 | UNNAMED | 1,627 | 32 km |
| 2019 | ATWOOD RIDGE RX | 1,622 | 32 km |
| 2000 | UNNAMED | 1,552 | 87 km |
| 2021 | UNNAMED | 1,510 | 92 km |
| 1999 | UNNAMED | 1,483 | 87 km |
| 2021 | BEATTY BRANCH RX | 1,396 | 99 km |
| 2020 | UNNAMED | 1,334 | 46 km |
| 2000 | UNNAMED | 1,260 | 98 km |
| 2024 | RED SHALE RX | 1,259 | 52 km |
| 2017 | UNNAMED | 1,257 | 36 km |
| 2021 | OZARK HILL PRAIRIE RX | 1,235 | 36 km |
| 2019 | KINKAID RX | 1,215 | 34 km |
| 2000 | UNNAMED | 1,187 | 100 km |
| 2022 | KINKAID STATE FISH AND WILDLIFE AREA RX | 1,115 | 35 km |
| 2024 | PINE HOLLOW RX | 1,038 | 92 km |
| 2021 | STATE OF ILLINOIS TRACT RX | 1,011 | 36 km |
| 2022 | BEAN RIDGE RX | 955 | 41 km |
| 2024 | PLEASANT VALLEY RX | 899 | 99 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 2.7 in | Coldest, Driest |
| February | 36°F (2°C) | 3.0 in | |
| March | 46°F (8°C) | 4.7 in | |
| April | 56°F (13°C) | 4.3 in | |
| May | 65°F (19°C) | 4.7 in | Wettest |
| June | 74°F (23°C) | 4.0 in | |
| July | 79°F (26°C) | 3.9 in | Warmest |
| August | 77°F (25°C) | 3.7 in | |
| September | 70°F (21°C) | 3.4 in | |
| October | 58°F (15°C) | 3.0 in | |
| November | 47°F (8°C) | 4.3 in | |
| December | 37°F (3°C) | 4.1 in |
Shawneetown has a seasonal temperature swing of 48°F / from 31°F in January to 79°F in July. Total annual precipitation is 45.6 inches, with May being the wettest month (4.7") and January the driest (2.7").