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Weather & Climate in Broussard, LA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Broussard 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 31 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 | 31 ft (9 m) |
| Area | 6.7 sq mi (17.4 km²) |
| Population Density | 759/sq mi |
| Coordinates | 30.1408°N, 91.9561°W |
| Timezone | America/Chicago |
| County | St. Martin Parish County |
| Nearest Airport | Lafayette Regional/Paul Fournet Field (LFT) 5 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.3 / 100 |
| Social Vulnerability | 88.0 / 100 |
| Community Resilience | 81.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively High |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Relatively High |
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 | 130 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 | 113 km |
| 2021 | Ida | Category 4 | 150 mph | 121 km |
| 2020 | Laura | Category 4 | 150 mph | 135 km |
| 2020 | Zeta | Category 3 | 115 mph | 168 km |
| 2020 | Delta | Category 3 | 115 mph | 91 km |
| 2019 | Barry | Category 1 | 75 mph | 65 km |
| 2017 | Nate | Category 1 | 92 mph | 267 km |
| 2012 | Isaac | Category 1 | 81 mph | 163 km |
| 2008 | Ike | Category 2 | 109 mph | 281 km |
| 2008 | Gustav | Category 2 | 109 mph | 19 km |
| 2007 | Humberto | Category 1 | 92 mph | 159 km |
| 2005 | Katrina | Category 4 | 144 mph | 227 km |
| 2005 | Rita | Category 3 | 127 mph | 175 km |
| 2005 | Cindy | Category 1 | 75 mph | 208 km |
| 2002 | Lili | Category 3 | 121 mph | 37 km |
| 1998 | Georges | Category 2 | 104 mph | 295 km |
| 1997 | Danny | Category 1 | 81 mph | 225 km |
| 1992 | Andrew | Category 4 | 144 mph | 25 km |
| 1989 | Chantal | Category 1 | 81 mph | 219 km |
| 1988 | Florence | Category 1 | 81 mph | 264 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
566 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 38 fatalities, 700 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 10, 2021 | EF3 | 58 km | 8.7 mi | 1 |
| May 17, 2020 | EF3 | 46 km | 3.9 mi | 1 |
| Feb 23, 2016 | EF3 | 86 km | 7.8 mi | 0 |
| Oct 14, 1984 | EF3 | 96 km | 16.0 mi | 0 |
| May 20, 1983 | EF3 | 87 km | 2.0 mi | 0 |
| Feb 9, 1983 | EF3 | 48 km | 3.0 mi | 0 |
| Feb 9, 1983 | EF3 | 36 km | 21.0 mi | 0 |
| Jan 31, 1983 | EF3 | 90 km | 5.0 mi | 1 |
| Jan 31, 1983 | EF3 | 33 km | 6.0 mi | 1 |
| Apr 21, 1977 | EF3 | 18 km | 3.8 mi | 1 |
| Oct 29, 1974 | EF3 | 12 km | 7.3 mi | 0 |
| Oct 29, 1974 | EF3 | 70 km | 31.3 mi | 2 |
| Apr 26, 1973 | EF3 | 93 km | 0.3 mi | 0 |
| Feb 29, 1972 | EF3 | 70 km | 1.0 mi | 0 |
| Sep 16, 1971 | EF3 | 95 km | 7.3 mi | 0 |
| Mar 17, 1970 | EF3 | 80 km | 1.0 mi | 0 |
| Dec 25, 1969 | EF3 | 58 km | 13.5 mi | 0 |
| Dec 25, 1969 | EF3 | 34 km | 1.5 mi | 1 |
| Sep 10, 1961 | EF3 | 37 km | 5.7 mi | 1 |
| Nov 7, 1957 | EF3 | 33 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: LACASSINE POOL (16,640 acres, 2005).
| Year | Name | Acres Burned | Distance |
| 2005 | LACASSINE POOL | 16,640 | 95 km |
| 2000 | UNNAMED | 12,496 | 95 km |
| 2006 | UNNAMED | 8,563 | 80 km |
| 2005 | UNNAMED | 6,588 | 88 km |
| 1995 | UNNAMED | 4,875 | 69 km |
| 2003 | UNNAMED | 4,872 | 92 km |
| 2002 | G 1 2 3 | 3,427 | 96 km |
| 2005 | UNNAMED | 3,157 | 92 km |
| 2002 | H I J | 3,155 | 94 km |
| 2003 | UNNAMED | 2,853 | 85 km |
| 1996 | UNNAMED | 2,685 | 81 km |
| 1999 | UNIT F 3 | 2,667 | 95 km |
| 1995 | E 2 | 2,567 | 99 km |
| 2015 | LALCR FY16 RX MARSH AND PRAIRIE | 2,413 | 93 km |
| 1995 | G 2 | 2,136 | 87 km |
| 1999 | UNIT H | 2,011 | 92 km |
| 1996 | UNNAMED | 1,953 | 79 km |
| 2005 | UNNAMED | 1,917 | 93 km |
| 2003 | G 4 G 5 | 1,904 | 88 km |
| 1997 | UNNAMED | 1,764 | 78 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 5.4 in | Coldest |
| February | 54°F (12°C) | 4.2 in | |
| March | 61°F (16°C) | 4.3 in | |
| April | 68°F (20°C) | 4.4 in | |
| May | 75°F (24°C) | 5.1 in | |
| June | 80°F (27°C) | 5.9 in | |
| July | 83°F (29°C) | 7.0 in | Warmest, Wettest |
| August | 82°F (28°C) | 6.0 in | |
| September | 78°F (26°C) | 5.4 in | |
| October | 69°F (21°C) | 4.1 in | Driest |
| November | 60°F (16°C) | 4.3 in | |
| December | 54°F (12°C) | 5.4 in |
Broussard has a seasonal temperature swing of 31°F / from 53°F in January to 83°F in July. Total annual precipitation is 61.4 inches, with July being the wettest month (7.0") and October the driest (4.1").