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Weather & Climate in De Kalb, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
De Kalb enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 42°F in January while summers reach 82°F in July. The area gets 304 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 54.5 inches (wetter than the 38-inch national average). The area receives 2.0 inches of snow annually. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 409 feet.
Temperature
42°F Jan (6°C)
82°F Jul (28°C)
| Annual Average | 62.4°F |
| 16% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 409 ft (125 m) |
| Area | 1.4 sq mi (3.5 km²) |
| Population Density | 1,242/sq mi |
| Coordinates | 33.5074°N, 94.6165°W |
| Timezone | America/Chicago |
| County | Bowie County County |
| Nearest Airport | Mount Pleasant Regional (MPS) 35 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 79.0 / 100 |
| Social Vulnerability | 63.8 / 100 |
| Community Resilience | 50.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively High |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
9 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.5.
| Jan 18, 2025 | 0 km WSW of Mooringsport, Louisiana | M3.5 | 109 km | 5 km |
| May 31, 1997 | 3 km ESE of Neylandville, Texas | M3.4 | 131 km | 5 km |
| Mar 16, 1997 | 6 km SSE of Amity, Arkansas | M3.4 | 134 km | 5 km |
| Apr 16, 2021 | 8 km WNW of Blanchard, Louisiana | M3.2 | 117 km | 5 km |
| Apr 22, 2005 | 17 km N of Swink, Oklahoma | M3.0 | 92 km | 5 km |
| Apr 1, 2021 | 7 km W of Blanchard, Louisiana | M3.0 | 119 km | 5 km |
| Jan 6, 2025 | 4 km ESE of Mooringsport, Louisiana | M3.0 | 114 km | 9 km |
| Nov 10, 2013 | 24 km NNE of Wright City, Oklahoma | M2.5 | 89 km | 4 km |
| Apr 15, 2021 | 10 km SW of Mooringsport, Louisiana | M2.5 | 111 km | 16 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Laura | Category 2 | 98 mph | 220 km |
| 2008 | Ike | Category 1 | — | 286 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
508 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 35 fatalities, 510 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 4, 2022 | EF4 | 58 km | 60.2 mi | 0 |
| Apr 2, 1982 | EF4 | 56 km | 45.0 mi | 3 |
| Apr 2, 1982 | EF4 | 95 km | 23.0 mi | 10 |
| Mar 12, 1971 | EF4 | 13 km | 5.1 mi | 1 |
| Mar 21, 1952 | EF4 | 79 km | 13.0 mi | 7 |
| Nov 4, 2022 | EF3 | 57 km | 16.9 mi | 1 |
| Nov 4, 2022 | EF3 | 22 km | 15.7 mi | 0 |
| Apr 9, 2009 | EF3 | 75 km | 9.9 mi | 0 |
| Apr 9, 2009 | EF3 | 57 km | 37.2 mi | 0 |
| Apr 23, 2000 | EF3 | 55 km | 16.0 mi | 0 |
| May 4, 1999 | EF3 | 63 km | 71.5 mi | 1 |
| Mar 1, 1997 | EF3 | 99 km | 18.0 mi | 0 |
| Nov 15, 1987 | EF3 | 49 km | 12.2 mi | 0 |
| Apr 23, 1985 | EF3 | 91 km | 13.0 mi | 0 |
| Dec 23, 1982 | EF3 | 99 km | 20.0 mi | 0 |
| Apr 2, 1982 | EF3 | 77 km | 18.0 mi | 5 |
| Apr 2, 1982 | EF3 | 41 km | 52.0 mi | 1 |
| Nov 1, 1977 | EF3 | 34 km | 5.9 mi | 0 |
| Oct 22, 1972 | EF3 | 48 km | 1.5 mi | 0 |
| May 10, 1971 | EF3 | 75 km | 20.3 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: NORTHEAST TEXAS FIRE COMPLEX (41,645 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | NORTHEAST TEXAS FIRE COMPLEX | 41,645 | 70 km |
| 2007 | BRANTLEY CABIN | 9,666 | 84 km |
| 2019 | UNNAMED | 8,217 | 92 km |
| 2023 | RX CEDAR MTN | 7,175 | 81 km |
| 2016 | UNNAMED | 6,409 | 92 km |
| 2020 | ASHFORD WELCH | 5,976 | 80 km |
| 2022 | MCWA NE RX | 5,063 | 90 km |
| 2022 | CARTER CREEK WEST | 4,791 | 84 km |
| 2003 | POPS | 4,475 | 34 km |
| 2016 | UNNAMED | 4,439 | 90 km |
| 2023 | RX MCWA LINSON | 4,068 | 89 km |
| 2022 | N BEE ROUGH RX | 4,052 | 83 km |
| 2017 | UNNAMED | 4,044 | 89 km |
| 2020 | MCWA LINSON | 4,007 | 89 km |
| 2017 | UNNAMED | 3,853 | 83 km |
| 2024 | RX BUFFALO CREEK / JACK | 3,591 | 95 km |
| 2013 | UNNAMED | 3,520 | 91 km |
| 2019 | RX - MCWA WEST | 3,493 | 90 km |
| 2024 | RX HOLLY CREEK | 3,450 | 87 km |
| 2022 | MCWA WEST | 3,441 | 90 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 2.8 in | Coldest |
| February | 47°F (8°C) | 3.7 in | |
| March | 54°F (12°C) | 4.7 in | |
| April | 62°F (17°C) | 4.2 in | |
| May | 70°F (21°C) | 5.4 in | Wettest |
| June | 77°F (25°C) | 4.2 in | |
| July | 82°F (28°C) | 3.9 in | Warmest |
| August | 81°F (27°C) | 2.7 in | Driest |
| September | 75°F (24°C) | 3.9 in | |
| October | 64°F (18°C) | 4.2 in | |
| November | 53°F (12°C) | 4.8 in | |
| December | 45°F (7°C) | 4.3 in |
De Kalb has a seasonal temperature swing of 40°F / from 42°F in January to 82°F in July. Total annual precipitation is 48.8 inches, with May being the wettest month (5.4") and August the driest (2.7").