All Countries
Weather & Climate in Garrison, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Garrison enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 47°F in January while summers reach 83°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 56.5 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 403 feet.
Temperature
47°F Jan (8°C)
83°F Jul (28°C)
| Annual Average | 65.6°F |
| 21% above US avg | |
| January Average | 47°F (8°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 306 days/yr |
Geography
| Elevation | 403 ft (123 m) |
| Area | 1.2 sq mi (3.0 km²) |
| Population Density | 856/sq mi |
| Coordinates | 31.8260°N, 94.4938°W |
| Timezone | America/Chicago |
| County | Nacogdoches County County |
| Nearest Airport | Nacogdoches A L Mangham Jr Regional (OCH) 21 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 80.7 / 100 |
| Social Vulnerability | 79.7 / 100 |
| Community Resilience | 53.3 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
33 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 | 16 km | 5 km |
| Sep 2, 2013 | 3 km WNW of Timpson, Texas | M4.3 | 11 km | 5 km |
| Sep 2, 2013 | 14 km WNW of Timpson, Texas | M4.2 | 16 km | 5 km |
| Jan 25, 2013 | 11 km SE of Timpson, Texas | M4.1 | 18 km | 5 km |
| May 10, 2012 | 9 km NW of Timpson, Texas | M3.9 | 16 km | 7 km |
| Jan 27, 2024 | 4 km SSW of Hall Summit, Louisiana | M3.6 | 116 km | 9 km |
| Jan 18, 2025 | 0 km WSW of Mooringsport, Louisiana | M3.5 | 108 km | 5 km |
| Mar 29, 2025 | 13 km NNE of Wells, Texas | M3.5 | 44 km | 7 km |
| Jan 20, 2019 | 7 km SSW of San Augustine, Texas | M3.3 | 52 km | 5 km |
| Aug 22, 2025 | 5 km WSW of Huxley, Texas | M3.2 | 54 km | 9 km |
| Apr 16, 2021 | 8 km WNW of Blanchard, Louisiana | M3.2 | 99 km | 5 km |
| Jan 6, 2025 | 4 km ESE of Mooringsport, Louisiana | M3.0 | 109 km | 9 km |
| Apr 2, 2024 | 5 km WSW of Chireno, Texas | M3.0 | 40 km | 8 km |
| Aug 21, 2025 | 8 km W of Huxley, Texas | M3.0 | 50 km | 7 km |
| Apr 1, 2021 | 7 km W of Blanchard, Louisiana | M3.0 | 98 km | 5 km |
| May 31, 2013 | 7 km SE of Timpson, Texas | M2.9 | 16 km | 5 km |
| Dec 7, 2012 | 3 km S of Timpson, Texas | M2.8 | 10 km | 5 km |
| Jan 9, 2024 | 1 km S of Edgefield, Louisiana | M2.8 | 112 km | 5 km |
| Jan 29, 2013 | 4 km S of Timpson, Texas | M2.8 | 11 km | 5 km |
| Jan 31, 2013 | 7 km WNW of Timpson, Texas | M2.8 | 13 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
12 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Laura | Category 4 | 150 mph | 133 km |
| 2020 | Delta | Category 2 | 98 mph | 245 km |
| 2008 | Gustav | Category 2 | 98 mph | 300 km |
| 2008 | Ike | Category 2 | 109 mph | 120 km |
| 2007 | Humberto | Category 1 | 92 mph | 190 km |
| 2005 | Rita | Category 3 | 115 mph | 152 km |
| 2002 | Lili | Category 1 | 92 mph | 292 km |
| 1989 | Chantal | Category 1 | 81 mph | 248 km |
| 1989 | Jerry | Category 1 | 86 mph | 296 km |
| 1986 | Bonnie | Category 1 | 86 mph | 215 km |
| 1985 | Danny | Category 1 | 92 mph | 266 km |
| 1983 | Alicia | Category 2 | 92 mph | 255 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
631 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 52 fatalities, 645 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Feb 12, 1950 | EF4 | 49 km | 82.6 mi | 18 |
| Apr 13, 2019 | EF3 | 86 km | 41.1 mi | 2 |
| Jan 20, 2010 | EF3 | 80 km | 15.6 mi | 0 |
| Dec 23, 2009 | EF3 | 61 km | 4.1 mi | 0 |
| Apr 6, 2003 | EF3 | 53 km | 38.2 mi | 0 |
| Mar 30, 2002 | EF3 | 85 km | 49.0 mi | 0 |
| Apr 23, 2000 | EF3 | 79 km | 32.5 mi | 0 |
| Apr 23, 2000 | EF3 | 98 km | 19.3 mi | 0 |
| Apr 3, 1999 | EF3 | 46 km | 5.4 mi | 0 |
| Apr 26, 1991 | EF3 | 80 km | 3.0 mi | 0 |
| Feb 19, 1991 | EF3 | 43 km | 5.0 mi | 0 |
| Jan 19, 1990 | EF3 | 80 km | 13.0 mi | 0 |
| Jun 7, 1989 | EF3 | 23 km | 6.0 mi | 0 |
| Apr 1, 1988 | EF3 | 90 km | 13.0 mi | 0 |
| Nov 15, 1987 | EF3 | 30 km | 48.0 mi | 1 |
| Nov 15, 1987 | EF3 | 79 km | 33.0 mi | 4 |
| May 2, 1984 | EF3 | 67 km | 61.0 mi | 0 |
| May 19, 1983 | EF3 | 95 km | 3.0 mi | 0 |
| Apr 25, 1982 | EF3 | 62 km | 7.0 mi | 0 |
| Apr 25, 1982 | EF3 | 62 km | 7.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: EAST TEXAS COMPLEX (19,100 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | EAST TEXAS COMPLEX | 19,100 | 94 km |
| 2010 | RXCOMP89-90-93-115 | 10,602 | 84 km |
| 1994 | AIRPORT | 8,458 | 89 km |
| 2011 | 502 | 8,344 | 46 km |
| 2010 | RX10COMP 63-64-65 | 7,353 | 80 km |
| 2021 | UNNAMED | 7,272 | 94 km |
| 2010 | C 32 WFHF | 6,451 | 82 km |
| 2017 | UNNAMED | 6,146 | 87 km |
| 2017 | UNNAMED | 5,827 | 87 km |
| 2017 | UNNAMED | 5,187 | 93 km |
| 2021 | UNNAMED | 5,057 | 63 km |
| 2011 | OLD MAGNOLIA | 4,881 | 84 km |
| 2022 | GOOBER HILL SOUTH | 4,845 | 59 km |
| 2019 | UNNAMED | 4,767 | 95 km |
| 2021 | UNNAMED | 4,767 | 90 km |
| 2013 | UNNAMED | 4,754 | 86 km |
| 2022 | ANF NORWOOD BLOCK B-C | 4,753 | 51 km |
| 1989 | BIG CREEK | 4,723 | 77 km |
| 2020 | C-16/17/18/19 | 4,633 | 71 km |
| 2024 | ANF WHITE CITY COMP 35/36/37 RX | 4,508 | 74 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (8°C) | 4.2 in | Coldest |
| February | 50°F (10°C) | 3.7 in | |
| March | 57°F (14°C) | 3.9 in | |
| April | 64°F (18°C) | 3.9 in | |
| May | 72°F (22°C) | 5.0 in | Wettest |
| June | 78°F (26°C) | 4.3 in | |
| July | 83°F (28°C) | 3.1 in | Warmest |
| August | 81°F (27°C) | 2.7 in | Driest |
| September | 76°F (24°C) | 4.1 in | |
| October | 65°F (19°C) | 3.7 in | |
| November | 55°F (13°C) | 4.3 in | |
| December | 48°F (9°C) | 4.6 in |
Garrison has a seasonal temperature swing of 36°F / from 47°F in January to 83°F in July. Total annual precipitation is 47.4 inches, with May being the wettest month (5.0") and August the driest (2.7").