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Weather & Climate in Fort Leonard Wood, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Fort Leonard Wood enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 31°F in January while summers reach 78°F in July. The area gets 258 sunny days per year, above the national average. Annual precipitation totals 42.7 inches. The area receives 5.1 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 1,106 feet.
Temperature
31°F Jan (-1°C)
78°F Jul (25°C)
| Annual Average | 55.6°F |
| 3% above US avg | |
| January Average | 31°F (-1°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 258 days/yr |
Geography
| Elevation | 1,106 ft (337 m) |
| Area | 23.0 sq mi (59.6 km²) |
| Population Density | 665/sq mi |
| Coordinates | 37.7057°N, 92.1572°W |
| Timezone | America/Chicago |
| Nearest Airport | Waynesville-St Robert Regional Forney Field (TBN) 3 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
26 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Jun 7, 2011 | 18 km NNW of Potosi, Missouri | M3.9 | 118 km | 21 km |
| Jul 7, 1991 | 11 km ENE of Brandsville, Missouri | M3.9 | 125 km | 8 km |
| Aug 16, 2003 | 5 km W of Thomasville, Missouri | M3.7 | 113 km | 0 km |
| Jul 31, 2005 | Missouri | M3.3 | 123 km | 5 km |
| Jan 21, 1992 | 5 km SE of Linn Creek, Missouri | M3.1 | 56 km | 5 km |
| Mar 30, 2001 | 1 km SW of Hermitage, Missouri | M3.1 | 106 km | 5 km |
| Mar 18, 1990 | 9 km W of Alton, Missouri | M3.0 | 127 km | 1 km |
| Jun 27, 2025 | 12 km WSW of Grandin, Missouri | M2.9 | 150 km | 10 km |
| Jul 8, 2003 | 1 km N of Leasburg, Missouri | M2.9 | 88 km | 4 km |
| May 18, 2006 | 9 km SSE of De Soto, Missouri | M2.9 | 148 km | 6 km |
| Jul 31, 1995 | 8 km SSW of Caledonia, Missouri | M2.8 | 119 km | 5 km |
| Mar 12, 1990 | 9 km NNE of Briarcliff, Arkansas | M2.8 | 150 km | 0 km |
| Jul 15, 1990 | 7 km SW of Potosi, Missouri | M2.7 | 117 km | 3 km |
| Nov 26, 1999 | 9 km NNE of Mountain Home, Arkansas | M2.7 | 144 km | 3 km |
| May 14, 2007 | 12 km NE of Alton, Missouri | M2.7 | 127 km | 8 km |
| Oct 26, 1998 | 10 km NE of Van Buren, Missouri | M2.7 | 129 km | 4 km |
| Feb 14, 2019 | 11 km WSW of Mountain View, Missouri | M2.6 | 90 km | 7 km |
| Nov 25, 2013 | 8 km NE of Bonne Terre, Missouri | M2.6 | 150 km | 12 km |
| Mar 7, 2009 | 7 km S of Miramiguoa Park, Missouri | M2.6 | 108 km | 7 km |
| Feb 3, 2014 | 18 km NW of Potosi, Missouri | M2.6 | 115 km | 14 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
353 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 19 fatalities, 291 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 22, 1969 | EF4 | 97 km | 20.2 mi | 2 |
| Dec 21, 1967 | EF4 | 90 km | 27.9 mi | 3 |
| Sep 26, 1959 | EF4 | 60 km | 7.8 mi | 0 |
| Mar 25, 1954 | EF4 | 43 km | 12.1 mi | 2 |
| May 26, 2024 | EF3 | 83 km | 12.4 mi | 0 |
| May 22, 2019 | EF3 | 81 km | 32.7 mi | 0 |
| Dec 31, 2010 | EF3 | 4 km | 7.5 mi | 0 |
| Dec 31, 2010 | EF3 | 41 km | 11.0 mi | 2 |
| May 8, 2009 | EF3 | 94 km | 2.2 mi | 0 |
| Jan 7, 2008 | EF3 | 23 km | 1.8 mi | 0 |
| Jan 7, 2008 | EF3 | 25 km | 4.7 mi | 0 |
| Mar 12, 2006 | EF3 | 81 km | 32.0 mi | 0 |
| May 4, 2003 | EF3 | 63 km | 14.0 mi | 4 |
| Jun 1, 1999 | EF3 | 53 km | 7.0 mi | 0 |
| May 1, 1983 | EF3 | 85 km | 9.0 mi | 0 |
| Apr 11, 1979 | EF3 | 76 km | 35.4 mi | 0 |
| May 21, 1957 | EF3 | 60 km | 10.2 mi | 0 |
| May 26, 2024 | EF2 | 99 km | 3.2 mi | 0 |
| Apr 15, 2023 | EF2 | 52 km | 6.9 mi | 0 |
| Apr 13, 2018 | EF2 | 74 km | 9.0 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 | 71 km |
| 1994 | UNNAMED | 5,344 | 56 km |
| 2021 | ROCK PILE | 5,067 | 88 km |
| 2006 | BIG SPRING FIRE | 4,921 | 71 km |
| 2011 | MINNINGHAW | 4,792 | 76 km |
| 2010 | UNNAMED | 4,767 | 70 km |
| 2017 | UNNAMED | 4,602 | 76 km |
| 2023 | ELM SPRINGS RX | 4,378 | 21 km |
| 2009 | MOUNTAIN CREEK | 4,322 | 58 km |
| 1991 | UNNAMED | 4,179 | 64 km |
| 2023 | CANNON RANGE RX | 3,870 | 11 km |
| 2021 | UNNAMED | 3,665 | 31 km |
| 1992 | UNNAMED | 3,538 | 71 km |
| 1991 | UNNAMED | 3,533 | 58 km |
| 1991 | UNNAMED | 3,492 | 70 km |
| 1994 | UNNAMED | 3,336 | 58 km |
| 2021 | KAINTUCK | 3,325 | 26 km |
| 2005 | UNNAMED | 3,252 | 77 km |
| 1991 | UNNAMED | 3,135 | 66 km |
| 2022 | LITTLE CREEK | 3,004 | 77 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 2.0 in | Coldest, Driest |
| February | 36°F (2°C) | 2.3 in | |
| March | 46°F (8°C) | 3.8 in | |
| April | 56°F (13°C) | 3.9 in | |
| May | 64°F (18°C) | 4.8 in | Wettest |
| June | 73°F (23°C) | 4.1 in | |
| July | 78°F (25°C) | 3.6 in | Warmest |
| August | 76°F (25°C) | 3.6 in | |
| September | 68°F (20°C) | 3.9 in | |
| October | 58°F (14°C) | 3.7 in | |
| November | 46°F (8°C) | 3.8 in | |
| December | 35°F (2°C) | 3.2 in |
Fort Leonard Wood has a seasonal temperature swing of 47°F / from 31°F in January to 78°F in July. Total annual precipitation is 42.7 inches, with May being the wettest month (4.8") and January the driest (2.0").