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Weather & Climate in Louisiana, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Louisiana experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 27°F in January while summers reach 77°F in July. The area gets 269 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 36.9 inches. The area receives 5.7 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 486 feet.
Temperature
27°F Jan (-3°C)
77°F Jul (25°C)
| Annual Average | 53.4°F |
| 1% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 486 ft (148 m) |
| Area | 3.4 sq mi (8.9 km²) |
| Population Density | 1,032/sq mi |
| Coordinates | 39.4489°N, 91.0515°W |
| Timezone | America/Chicago |
| Nearest Airport | Quincy Regional-Baldwin Field (UIN) 35 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.9.
| Feb 8, 2004 | 6 km SSW of Stoutsville, Missouri | M2.9 | 72 km | 5 km |
| Apr 29, 2022 | 1 km SSW of Peerless Park, Missouri | M2.8 | 113 km | 8 km |
| May 5, 2008 | 3 km SSE of Fenton, Missouri | M2.8 | 120 km | 19 km |
| Sep 5, 2015 | 5 km SE of High Ridge, Missouri | M2.7 | 124 km | 8 km |
| Mar 7, 2009 | 7 km S of Miramiguoa Park, Missouri | M2.6 | 142 km | 7 km |
| Sep 19, 2024 | 1 km S of Old Monroe, Missouri | M2.6 | 65 km | 2 km |
| Jan 15, 1998 | 1 km SSE of Fenton, Missouri | M2.5 | 118 km | 16 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
450 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 12 fatalities, 535 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 22, 2011 | EF4 | 93 km | 21.3 mi | 0 |
| Mar 12, 2006 | EF4 | 97 km | 29.0 mi | 0 |
| Jan 24, 1967 | EF4 | 96 km | 25.0 mi | 3 |
| Dec 10, 2021 | EF3 | 95 km | 24.8 mi | 1 |
| May 31, 2013 | EF3 | 89 km | 31.7 mi | 0 |
| Mar 13, 2006 | EF3 | 52 km | 44.5 mi | 0 |
| Mar 13, 2006 | EF3 | 71 km | 6.0 mi | 0 |
| May 10, 2003 | EF3 | 63 km | 12.0 mi | 0 |
| Nov 15, 1988 | EF3 | 78 km | 1.0 mi | 0 |
| Apr 29, 1984 | EF3 | 57 km | 8.0 mi | 0 |
| May 1, 1983 | EF3 | 69 km | 4.0 mi | 0 |
| Jun 21, 1981 | EF3 | 94 km | 8.8 mi | 1 |
| Apr 7, 1980 | EF3 | 97 km | 7.3 mi | 0 |
| Apr 13, 1974 | EF3 | 98 km | 11.0 mi | 0 |
| Sep 30, 1973 | EF3 | 88 km | 0.1 mi | 0 |
| Jun 12, 1970 | EF3 | 75 km | 16.0 mi | 0 |
| Oct 24, 1967 | EF3 | 95 km | 21.8 mi | 0 |
| Oct 14, 1966 | EF3 | 87 km | 2.7 mi | 0 |
| May 14, 1961 | EF3 | 37 km | 127.1 mi | 0 |
| Apr 24, 1961 | EF3 | 29 km | 64.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 1.6 in | Coldest, Driest |
| February | 32°F (-0°C) | 1.7 in | |
| March | 43°F (6°C) | 3.0 in | |
| April | 54°F (12°C) | 3.8 in | |
| May | 63°F (17°C) | 4.3 in | Wettest |
| June | 72°F (22°C) | 3.6 in | |
| July | 77°F (25°C) | 3.6 in | Warmest |
| August | 75°F (24°C) | 3.4 in | |
| September | 67°F (20°C) | 3.4 in | |
| October | 56°F (13°C) | 2.9 in | |
| November | 43°F (6°C) | 3.2 in | |
| December | 32°F (-0°C) | 2.4 in |
Louisiana has a seasonal temperature swing of 51°F / from 27°F in January to 77°F in July. Total annual precipitation is 36.9 inches, with May being the wettest month (4.3") and January the driest (1.6").