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Weather & Climate in Fort Polk South, LA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Fort Polk South enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 49°F in January while summers reach 82°F in July. The area gets 306 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 59.3 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 320 feet.
Temperature
49°F Jan (9°C)
82°F Jul (28°C)
| Annual Average | 66.2°F |
| 23% above US avg | |
| January Average | 49°F (9°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 306 days/yr |
Geography
| Elevation | 320 ft (98 m) |
| Area | 6.2 sq mi (16.0 km²) |
| Population Density | 1,312/sq mi |
| Coordinates | 31.0542°N, 93.2167°W |
| Timezone | America/Chicago |
| County | Vernon Parish County |
| Nearest Airport | Beauregard Regional (DRI) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 68.9 / 100 |
| Social Vulnerability | 67.7 / 100 |
| Community Resilience | 6.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
21 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| May 17, 2012 | 3 km NE of Timpson, Texas | M4.8 | 146 km | 5 km |
| Sep 2, 2013 | 3 km WNW of Timpson, Texas | M4.3 | 149 km | 5 km |
| Jan 25, 2013 | 11 km SE of Timpson, Texas | M4.1 | 135 km | 5 km |
| Jan 27, 2024 | 4 km SSW of Hall Summit, Louisiana | M3.6 | 121 km | 9 km |
| Jan 20, 2019 | 7 km SSW of San Augustine, Texas | M3.3 | 99 km | 5 km |
| Aug 22, 2025 | 5 km WSW of Huxley, Texas | M3.2 | 103 km | 9 km |
| Apr 2, 2024 | 5 km WSW of Chireno, Texas | M3.0 | 122 km | 8 km |
| Aug 21, 2025 | 8 km W of Huxley, Texas | M3.0 | 106 km | 7 km |
| May 31, 2013 | 7 km SE of Timpson, Texas | M2.9 | 139 km | 5 km |
| Dec 7, 2012 | 3 km S of Timpson, Texas | M2.8 | 145 km | 5 km |
| Jan 11, 2024 | 6 km SSW of Hall Summit, Louisiana | M2.8 | 118 km | 5 km |
| Jan 29, 2013 | 4 km S of Timpson, Texas | M2.8 | 143 km | 5 km |
| Jan 9, 2024 | 1 km S of Edgefield, Louisiana | M2.8 | 110 km | 5 km |
| Apr 23, 2024 | 3 km N of Ringgold, Louisiana | M2.7 | 145 km | 5 km |
| Jan 19, 2024 | 5 km NNE of Edgefield, Louisiana | M2.7 | 117 km | 5 km |
| Jan 19, 2024 | 7 km SW of Hall Summit, Louisiana | M2.7 | 119 km | 5 km |
| Apr 13, 2024 | 4 km NW of Edgefield, Louisiana | M2.6 | 115 km | 5 km |
| May 4, 2024 | 5 km WSW of Chireno, Texas | M2.6 | 122 km | 6 km |
| Dec 22, 2012 | 1 km W of Timpson, Texas | M2.6 | 148 km | 5 km |
| Jul 27, 2019 | 6 km SSW of Timpson, Texas | M2.6 | 144 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
17 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 | 268 km |
| 2021 | Ida | Category 4 | 150 mph | 236 km |
| 2020 | Laura | Category 4 | 150 mph | 18 km |
| 2020 | Delta | Category 2 | 104 mph | 110 km |
| 2019 | Barry | Category 1 | 75 mph | 189 km |
| 2008 | Ike | Category 2 | 109 mph | 199 km |
| 2008 | Gustav | Category 2 | 109 mph | 151 km |
| 2007 | Humberto | Category 1 | 92 mph | 92 km |
| 2005 | Rita | Category 3 | 121 mph | 105 km |
| 2002 | Lili | Category 2 | 92 mph | 147 km |
| 1992 | Andrew | Category 4 | 144 mph | 158 km |
| 1989 | Jerry | Category 1 | 86 mph | 268 km |
| 1989 | Chantal | Category 1 | 81 mph | 198 km |
| 1986 | Bonnie | Category 1 | 86 mph | 165 km |
| 1985 | Juan | Category 1 | 86 mph | 193 km |
| 1985 | Danny | Category 1 | 92 mph | 127 km |
| 1983 | Alicia | Category 3 | 115 mph | 266 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
558 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 31 fatalities, 369 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 29, 2010 | EF4 | 91 km | 14.0 mi | 0 |
| Dec 3, 1953 | EF4 | 16 km | 85.5 mi | 9 |
| Dec 16, 2019 | EF3 | 24 km | 62.6 mi | 1 |
| Mar 2, 1999 | EF3 | 67 km | 12.0 mi | 1 |
| Nov 21, 1992 | EF3 | 95 km | 6.0 mi | 0 |
| May 19, 1983 | EF3 | 82 km | 2.0 mi | 0 |
| May 19, 1983 | EF3 | 95 km | 23.0 mi | 0 |
| May 19, 1983 | EF3 | 68 km | 3.0 mi | 0 |
| Jun 5, 1981 | EF3 | 76 km | 4.3 mi | 0 |
| Oct 27, 1980 | EF3 | 90 km | 5.6 mi | 0 |
| Mar 20, 1974 | EF3 | 81 km | 44.7 mi | 0 |
| Apr 17, 1973 | EF3 | 90 km | 0.5 mi | 0 |
| Jun 22, 1971 | EF3 | 70 km | 0.1 mi | 0 |
| Feb 12, 1971 | EF3 | 93 km | 3.6 mi | 0 |
| Mar 11, 1968 | EF3 | 80 km | 1.0 mi | 0 |
| May 1, 1967 | EF3 | 51 km | 5.2 mi | 0 |
| Nov 16, 1957 | EF3 | 60 km | 1.0 mi | 0 |
| Nov 7, 1957 | EF3 | 63 km | 13.3 mi | 3 |
| Jan 6, 1951 | EF3 | 76 km | 16.8 mi | 0 |
| Feb 12, 1950 | EF3 | 76 km | 74.5 mi | 5 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: TIGER ISLAND (30,959 acres, 2023).
| Year | Name | Acres Burned | Distance |
| 2023 | TIGER ISLAND | 30,959 | 43 km |
| 2000 | UNNAMED | 15,017 | 48 km |
| 2000 | UNNAMED | 12,496 | 64 km |
| 2010 | RXCOMP89-90-93-115 | 10,602 | 68 km |
| 1994 | AIRPORT | 8,458 | 60 km |
| 2023 | HWY 113 | 7,104 | 37 km |
| 2017 | UNNAMED | 6,146 | 69 km |
| 2021 | C-368 366 365 364 75 | 5,919 | 59 km |
| 2013 | UNNAMED | 5,381 | 30 km |
| 2021 | C-43/44 | 5,340 | 48 km |
| 2020 | UNNAMED | 5,104 | 49 km |
| 2021 | UNNAMED | 5,057 | 92 km |
| 2013 | UNNAMED | 5,044 | 9 km |
| 2022 | GOOBER HILL SOUTH | 4,845 | 94 km |
| 2013 | UNNAMED | 4,777 | 61 km |
| 2021 | UNNAMED | 4,767 | 91 km |
| 2013 | UNNAMED | 4,754 | 70 km |
| 2022 | THE 60S | 4,538 | 38 km |
| 2024 | ANF WHITE CITY COMP 35/36/37 RX | 4,508 | 95 km |
| 2017 | UNNAMED | 4,498 | 94 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (9°C) | 4.9 in | Coldest |
| February | 52°F (11°C) | 4.7 in | |
| March | 59°F (15°C) | 4.7 in | |
| April | 66°F (19°C) | 3.8 in | |
| May | 73°F (23°C) | 5.2 in | |
| June | 79°F (26°C) | 4.8 in | |
| July | 82°F (28°C) | 4.8 in | Warmest |
| August | 81°F (27°C) | 3.7 in | Driest |
| September | 76°F (25°C) | 4.1 in | |
| October | 67°F (19°C) | 3.8 in | |
| November | 57°F (14°C) | 5.0 in | |
| December | 50°F (10°C) | 6.5 in | Wettest |
Fort Polk South has a seasonal temperature swing of 33°F / from 49°F in January to 82°F in July. Total annual precipitation is 56.0 inches, with December being the wettest month (6.5") and August the driest (3.7").