Weather & Climate in Smithton, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Smithton experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 30°F in January while summers reach 77°F in July. Annual precipitation totals 36.2 inches. The area receives 13.1 inches of snow annually. The city sits at an elevation of 886 feet.
Temperature
30°F Jan (-1°C)
77°F Jul (25°C)
| Annual Average | 54.8°F |
| 1% above US avg | |
| January Average | 30°F (-1°C) |
| July Average | 77°F (25°C) |
Geography
| Elevation | 886 ft (270 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 1,697/sq mi |
| Coordinates | 38.6800°N, 93.0930°W |
| Timezone | America/Chicago |
| Nearest Airport | Sedalia Regional (DMO) 5 miles away |
Precipitation & Snow
Air Quality
Earthquake History
9 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.3.
| May 18, 2005 | Missouri | M3.3 | 80 km | 5 km |
| Jul 31, 2005 | Missouri | M3.3 | 32 km | 5 km |
| Mar 30, 2001 | 1 km SW of Hermitage, Missouri | M3.1 | 86 km | 5 km |
| Jan 21, 1992 | 5 km SE of Linn Creek, Missouri | M3.1 | 84 km | 5 km |
| May 13, 1999 | 6 km WSW of Kansas City, Kansas | M3.0 | 147 km | 5 km |
| Feb 8, 2004 | 6 km SSW of Stoutsville, Missouri | M2.9 | 138 km | 5 km |
| Apr 4, 2015 | 3 km ESE of Clinton, Missouri | M2.6 | 67 km | 2 km |
| Jul 15, 2025 | 3 km W of Hale, Missouri | M2.5 | 105 km | 8 km |
| Apr 29, 2018 | 3 km WNW of Evergreen, Missouri | M2.5 | 132 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
401 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 13 fatalities, 289 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 19, 1973 | EF4 | 42 km | 10.0 mi | 0 |
| Jun 12, 1970 | EF4 | 99 km | 16.1 mi | 0 |
| May 22, 2019 | EF3 | 57 km | 32.7 mi | 0 |
| Mar 12, 2006 | EF3 | 97 km | 17.0 mi | 0 |
| Mar 12, 2006 | EF3 | 89 km | 19.7 mi | 4 |
| Mar 12, 2006 | EF3 | 42 km | 35.0 mi | 0 |
| May 4, 2003 | EF3 | 90 km | 14.0 mi | 4 |
| Nov 10, 1998 | EF3 | 73 km | 2.0 mi | 0 |
| Jul 4, 1995 | EF3 | 98 km | 26.0 mi | 0 |
| Nov 27, 1990 | EF3 | 60 km | 1.0 mi | 0 |
| Nov 27, 1990 | EF3 | 73 km | 12.0 mi | 0 |
| Mar 15, 1982 | EF3 | 79 km | 14.0 mi | 0 |
| May 12, 1980 | EF3 | 28 km | 15.8 mi | 0 |
| May 4, 1977 | EF3 | 27 km | 11.2 mi | 0 |
| May 4, 1977 | EF3 | 80 km | 26.2 mi | 1 |
| Apr 20, 1973 | EF3 | 39 km | 5.0 mi | 0 |
| Apr 20, 1973 | EF3 | 45 km | 19.4 mi | 0 |
| Apr 20, 1973 | EF3 | 42 km | 10.1 mi | 0 |
| May 25, 2011 | EF2 | 11 km | 2.1 mi | 0 |
| Mar 13, 2006 | EF2 | 89 km | 13.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (7,388 acres, 1994).
| Year | Name | Acres Burned | Distance |
| 1994 | UNNAMED | 7,388 | 87 km |
| 2006 | BIG SPRING FIRE | 4,921 | 89 km |
| 2010 | UNNAMED | 4,767 | 87 km |
| 1992 | UNNAMED | 3,538 | 85 km |
| 1991 | UNNAMED | 3,492 | 96 km |
| 1994 | UNNAMED | 3,336 | 92 km |
| 1991 | UNNAMED | 3,135 | 97 km |
| 1991 | UNNAMED | 2,763 | 62 km |
| 2007 | UNNAMED | 2,710 | 89 km |
| 2005 | UNNAMED | 2,590 | 87 km |
| 2006 | UNNAMED | 2,575 | 85 km |
| 2002 | UNNAMED | 2,418 | 94 km |
| 1991 | UNNAMED | 2,369 | 90 km |
| 2021 | UNNAMED | 2,166 | 92 km |
| 2006 | UNNAMED | 2,089 | 73 km |
| 1991 | UNNAMED | 2,062 | 93 km |
| 1991 | UNNAMED | 2,023 | 75 km |
| 1991 | UNNAMED | 1,840 | 63 km |
| 2007 | UNNAMED | 1,675 | 93 km |
| 1990 | UNNAMED | 1,528 | 93 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 1.5 in | Coldest, Driest |
| February | 35°F (1°C) | 1.7 in | |
| March | 45°F (7°C) | 2.5 in | |
| April | 55°F (13°C) | 3.8 in | |
| May | 64°F (18°C) | 4.7 in | Wettest |
| June | 73°F (23°C) | 4.5 in | |
| July | 77°F (25°C) | 4.5 in | Warmest |
| August | 76°F (24°C) | 2.8 in | |
| September | 68°F (20°C) | 3.0 in | |
| October | 56°F (14°C) | 3.1 in | |
| November | 44°F (7°C) | 2.5 in | |
| December | 34°F (1°C) | 1.7 in |
Smithton has a seasonal temperature swing of 47°F / from 30°F in January to 77°F in July. Total annual precipitation is 36.2 inches, with May being the wettest month (4.7") and January the driest (1.5").