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Weather & Climate in Leonville, LA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Leonville enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 53°F in January while summers reach 83°F in July. The area gets 313 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 62.8 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 27 feet.
Temperature
53°F Jan (12°C)
83°F Jul (29°C)
| Annual Average | 69.4°F |
| 29% above US avg | |
| January Average | 53°F (12°C) |
| July Average | 83°F (29°C) |
| Sunny Days | 313 days/yr |
Geography
| Elevation | 27 ft (8 m) |
| Area | 1.1 sq mi (2.8 km²) |
| Population Density | 664/sq mi |
| Coordinates | 30.4619°N, 91.9835°W |
| Timezone | America/Chicago |
| County | St. Landry Parish County |
| Nearest Airport | Lafayette Regional/Paul Fournet Field (LFT) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.2 / 100 |
| Social Vulnerability | 90.5 / 100 |
| Community Resilience | 77.5 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively High |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.0.
| Aug 2, 2010 | 16 km ESE of Clinton, Louisiana | M3.0 | 115 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
24 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Francine | Category 2 | 104 mph | 142 km |
| 2021 | Ida | Category 4 | 150 mph | 114 km |
| 2020 | Laura | Category 4 | 150 mph | 136 km |
| 2020 | Zeta | Category 3 | 115 mph | 194 km |
| 2020 | Delta | Category 2 | 104 mph | 97 km |
| 2019 | Barry | Category 1 | 75 mph | 98 km |
| 2017 | Nate | Category 1 | 86 mph | 275 km |
| 2012 | Isaac | Category 1 | 81 mph | 185 km |
| 2008 | Ike | Category 2 | 109 mph | 292 km |
| 2008 | Gustav | Category 2 | 109 mph | 20 km |
| 2007 | Humberto | Category 1 | 92 mph | 156 km |
| 2005 | Katrina | Category 4 | 144 mph | 229 km |
| 2005 | Rita | Category 3 | 127 mph | 185 km |
| 2005 | Cindy | Category 1 | 75 mph | 230 km |
| 2002 | Lili | Category 3 | 121 mph | 60 km |
| 1998 | Georges | Category 2 | 104 mph | 296 km |
| 1997 | Danny | Category 1 | 81 mph | 245 km |
| 1992 | Andrew | Category 4 | 144 mph | 28 km |
| 1989 | Chantal | Category 1 | 81 mph | 239 km |
| 1988 | Florence | Category 1 | 81 mph | 281 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
630 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 38 fatalities, 620 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 10, 2021 | EF3 | 23 km | 8.7 mi | 1 |
| May 17, 2020 | EF3 | 27 km | 3.9 mi | 1 |
| Oct 14, 1984 | EF3 | 83 km | 16.0 mi | 0 |
| May 20, 1983 | EF3 | 51 km | 2.0 mi | 0 |
| Feb 9, 1983 | EF3 | 20 km | 21.0 mi | 0 |
| Feb 9, 1983 | EF3 | 33 km | 3.0 mi | 0 |
| Jan 31, 1983 | EF3 | 56 km | 6.0 mi | 1 |
| Jan 31, 1983 | EF3 | 55 km | 5.0 mi | 1 |
| Apr 21, 1977 | EF3 | 18 km | 3.8 mi | 1 |
| Oct 29, 1974 | EF3 | 32 km | 7.3 mi | 0 |
| Oct 29, 1974 | EF3 | 78 km | 31.3 mi | 2 |
| Apr 26, 1973 | EF3 | 87 km | 0.3 mi | 0 |
| Feb 29, 1972 | EF3 | 58 km | 1.0 mi | 0 |
| Sep 16, 1971 | EF3 | 91 km | 7.3 mi | 0 |
| Dec 25, 1969 | EF3 | 71 km | 13.5 mi | 0 |
| Dec 25, 1969 | EF3 | 58 km | 1.5 mi | 1 |
| May 1, 1967 | EF3 | 94 km | 5.2 mi | 0 |
| Sep 10, 1961 | EF3 | 60 km | 5.7 mi | 1 |
| Nov 7, 1957 | EF3 | 63 km | 3.6 mi | 0 |
| Nov 7, 1957 | EF3 | 24 km | 9.2 mi | 4 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (12,496 acres, 2000).
| Year | Name | Acres Burned | Distance |
| 2000 | UNNAMED | 12,496 | 71 km |
| 2021 | C-368 366 365 364 75 | 5,919 | 98 km |
| 1995 | UNNAMED | 4,875 | 91 km |
| 2019 | C-371/369/34 | 4,481 | 96 km |
| 2017 | UNNAMED | 3,648 | 94 km |
| 2015 | UNNAMED | 3,338 | 96 km |
| 2018 | UNNAMED | 3,203 | 96 km |
| 2024 | RX CALE C-34-369 | 3,183 | 97 km |
| 2022 | C-34/369 | 3,160 | 97 km |
| 2016 | UNNAMED | 3,113 | 97 km |
| 2022 | C371/372 | 2,944 | 93 km |
| 2020 | UNNAMED | 2,648 | 93 km |
| 2021 | MELDER 1 | 2,578 | 90 km |
| 2000 | UNNAMED | 2,552 | 91 km |
| 2015 | UNNAMED | 2,535 | 93 km |
| 2018 | C-48/372 | 2,336 | 90 km |
| 2017 | UNNAMED | 2,235 | 86 km |
| 2013 | UNNAMED | 2,173 | 94 km |
| 1995 | G 2 | 2,136 | 98 km |
| 2010 | PB 10 C-37-370 | 2,107 | 94 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 6.0 in | Coldest, Wettest |
| February | 53°F (12°C) | 4.6 in | |
| March | 61°F (16°C) | 4.8 in | |
| April | 67°F (20°C) | 4.9 in | |
| May | 75°F (24°C) | 5.5 in | |
| June | 80°F (27°C) | 5.6 in | |
| July | 83°F (29°C) | 5.9 in | Warmest |
| August | 82°F (28°C) | 5.0 in | |
| September | 78°F (25°C) | 4.9 in | |
| October | 68°F (20°C) | 4.4 in | Driest |
| November | 59°F (15°C) | 5.0 in | |
| December | 53°F (12°C) | 5.6 in |
Leonville has a seasonal temperature swing of 31°F / from 53°F in January to 83°F in July. Total annual precipitation is 62.1 inches, with January being the wettest month (6.0") and October the driest (4.4").