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Weather & Climate in St. Francisville, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
St. Francisville experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 23°F in January while summers reach 77°F in July. The area gets 268 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 37.4 inches. The area receives 4.7 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 522 feet.
Temperature
23°F Jan (-5°C)
77°F Jul (25°C)
| Annual Average | 52.0°F |
| 4% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 268 days/yr |
Geography
| Elevation | 522 ft (159 m) |
| Area | 2.0 sq mi (5.2 km²) |
| Population Density | 95/sq mi |
| Coordinates | 40.4584°N, 91.5690°W |
| Timezone | America/Chicago |
| Nearest Airport | Southeast Iowa Regional (BRL) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.9.
| Feb 8, 2004 | 6 km SSW of Stoutsville, Missouri | M2.9 | 111 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
435 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 14 fatalities, 258 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 13, 1995 | EF4 | 26 km | 50.0 mi | 0 |
| Apr 20, 1973 | EF4 | 97 km | 3.8 mi | 1 |
| Jan 24, 1967 | EF4 | 82 km | 25.7 mi | 0 |
| Mar 31, 2023 | EF3 | 93 km | 26.1 mi | 0 |
| May 27, 2019 | EF3 | 43 km | 7.3 mi | 0 |
| Jun 1, 2007 | EF3 | 96 km | 15.8 mi | 0 |
| May 10, 2003 | EF3 | 89 km | 12.0 mi | 0 |
| Apr 8, 1999 | EF3 | 79 km | 16.0 mi | 0 |
| Apr 8, 1999 | EF3 | 16 km | 7.5 mi | 0 |
| May 15, 1998 | EF3 | 92 km | 47.0 mi | 0 |
| Jun 21, 1981 | EF3 | 84 km | 8.8 mi | 1 |
| Apr 13, 1974 | EF3 | 86 km | 0.1 mi | 0 |
| Apr 13, 1974 | EF3 | 22 km | 11.0 mi | 0 |
| Sep 30, 1973 | EF3 | 60 km | 0.1 mi | 0 |
| May 1, 1973 | EF3 | 14 km | 3.6 mi | 2 |
| Apr 20, 1973 | EF3 | 41 km | 9.5 mi | 0 |
| Apr 21, 1967 | EF3 | 68 km | 0.1 mi | 0 |
| Apr 16, 1967 | EF3 | 52 km | 19.4 mi | 2 |
| Jan 24, 1967 | EF3 | 63 km | 25.0 mi | 0 |
| Jan 24, 1967 | EF3 | 32 km | 4.3 mi | 1 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
5 wildfires (100+ acres) recorded within 100 km. Largest: UNIT 3 (1,206 acres, 1999).
| Year | Name | Acres Burned | Distance |
| 1999 | UNIT 3 | 1,206 | 83 km |
| 2002 | HSB 03 2 | 1,130 | 83 km |
| 2000 | DESTRUST A | 756 | 84 km |
| 2006 | HSB 003 | 674 | 83 km |
| 2004 | HSB 009 | 608 | 84 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.5 in | Coldest |
| February | 29°F (-2°C) | 1.2 in | Driest |
| March | 41°F (5°C) | 2.9 in | |
| April | 53°F (11°C) | 3.5 in | |
| May | 63°F (17°C) | 4.3 in | |
| June | 72°F (22°C) | 3.9 in | |
| July | 77°F (25°C) | 4.6 in | Warmest, Wettest |
| August | 74°F (24°C) | 3.6 in | |
| September | 67°F (19°C) | 4.5 in | |
| October | 55°F (13°C) | 3.1 in | |
| November | 41°F (5°C) | 2.6 in | |
| December | 29°F (-2°C) | 2.0 in |
St. Francisville has a seasonal temperature swing of 53°F / from 23°F in January to 77°F in July. Total annual precipitation is 37.4 inches, with July being the wettest month (4.6") and February the driest (1.2").