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Weather & Climate in Nixon, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nixon enjoys a temperate climate with an average annual temperature of 69°F (20°C). Winters average 51°F in January while summers reach 84°F in July. The area gets 300 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 34.4 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 390 feet.
Temperature
51°F Jan (11°C)
84°F Jul (29°C)
| Annual Average | 68.8°F |
| 27% above US avg | |
| January Average | 51°F (11°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 300 days/yr |
Geography
| Elevation | 390 ft (119 m) |
| Area | 1.6 sq mi (4.1 km²) |
| Population Density | 1,515/sq mi |
| Coordinates | 29.2697°N, 97.7659°W |
| Timezone | America/Chicago |
| County | Gonzales County County |
| Nearest Airport | San Antonio International (SAT) 46 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 85.7 / 100 |
| Social Vulnerability | 90.2 / 100 |
| Community Resilience | 16.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
225 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Oct 20, 2011 | 14 km SSW of Falls City, Texas | M4.8 | 54 km | 5 km |
| Jan 30, 2025 | 18 km ENE of Falls City, Texas | M4.6 | 25 km | 7 km |
| Feb 17, 2024 | 3 km SSW of Falls City, Texas | M4.5 | 44 km | 7 km |
| Feb 17, 2024 | 3 km S of Falls City, Texas | M4.3 | 43 km | 8 km |
| Sep 14, 2023 | 16 km ENE of Falls City, Texas | M4.1 | 26 km | 8 km |
| Apr 9, 1993 | 21 km NW of Pawnee, Texas | M4.1 | 62 km | 5 km |
| May 1, 2018 | 4 km SSE of Falls City, Texas | M4.0 | 43 km | 5 km |
| Feb 22, 2024 | 3 km E of Falls City, Texas | M3.9 | 38 km | 8 km |
| Apr 7, 2008 | 7 km SSW of Falls City, Texas | M3.9 | 47 km | 5 km |
| Feb 17, 2024 | 3 km S of Falls City, Texas | M3.9 | 44 km | 8 km |
| Jul 19, 2023 | 19 km E of Pleasanton, Texas | M3.8 | 60 km | 9 km |
| Feb 12, 2024 | 3 km S of Falls City, Texas | M3.7 | 43 km | 7 km |
| Feb 17, 2024 | 2 km S of Falls City, Texas | M3.7 | 43 km | 8 km |
| Jan 6, 2018 | 17 km SW of Falls City, Texas | M3.6 | 58 km | 5 km |
| Jul 20, 1991 | 8 km SSW of Falls City, Texas | M3.6 | 48 km | 10 km |
| Jun 16, 2019 | 5 km SE of Falls City, Texas | M3.6 | 42 km | 5 km |
| Jan 31, 2025 | 19 km ENE of Falls City, Texas | M3.5 | 24 km | 7 km |
| May 2, 2024 | 2 km E of Falls City, Texas | M3.5 | 39 km | 7 km |
| Feb 23, 2024 | 2 km ESE of Falls City, Texas | M3.5 | 39 km | 8 km |
| Feb 9, 2024 | 3 km S of Falls City, Texas | M3.4 | 43 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
10 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 1 | 92 mph | 171 km |
| 2021 | Nicholas | Category 1 | 75 mph | 208 km |
| 2020 | Hanna | Category 1 | 92 mph | 278 km |
| 2017 | Harvey | Category 4 | 132 mph | 78 km |
| 2008 | Ike | Category 2 | 109 mph | 273 km |
| 2003 | Claudette | Category 1 | 92 mph | 112 km |
| 1999 | Bret | Category 4 | 138 mph | 244 km |
| 1989 | Jerry | Category 1 | 86 mph | 269 km |
| 1983 | Alicia | Category 3 | 115 mph | 225 km |
| 1980 | Allen | Category 2 | 98 mph | 250 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
379 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 4 fatalities, 151 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 28, 1953 | EF4 | 96 km | 1.0 mi | 2 |
| Nov 5, 1968 | EF3 | 91 km | 14.4 mi | 0 |
| Sep 20, 1967 | EF3 | 68 km | 4.3 mi | 0 |
| Sep 20, 1967 | EF3 | 54 km | 5.0 mi | 0 |
| Sep 20, 1967 | EF3 | 91 km | 2.0 mi | 0 |
| Apr 25, 1966 | EF3 | 51 km | 0.1 mi | 0 |
| Nov 22, 1961 | EF3 | 75 km | 1.0 mi | 0 |
| Dec 1, 1953 | EF3 | 30 km | 5.1 mi | 0 |
| Apr 28, 1953 | EF3 | 100 km | 0.5 mi | 0 |
| Apr 28, 1953 | EF3 | 80 km | 4.9 mi | 1 |
| Mar 21, 2022 | EF2 | 40 km | 7.9 mi | 0 |
| Feb 19, 2017 | EF2 | 75 km | 4.6 mi | 0 |
| Oct 30, 2015 | EF2 | 45 km | 8.3 mi | 0 |
| Oct 30, 2015 | EF2 | 41 km | 5.3 mi | 0 |
| Mar 19, 2012 | EF2 | 97 km | 5.0 mi | 0 |
| Jul 21, 2007 | EF2 | 27 km | 2.0 mi | 0 |
| Mar 31, 2007 | EF2 | 87 km | 0.4 mi | 0 |
| Mar 19, 2002 | EF2 | 89 km | 1.5 mi | 0 |
| May 13, 1994 | EF2 | 96 km | 0.2 mi | 0 |
| Feb 19, 1991 | EF2 | 13 km | 0.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
8 wildfires (100+ acres) recorded within 100 km. Largest: DELHI (4,735 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | DELHI | 4,735 | 68 km |
| 2022 | CHRISTINE | 2,946 | 95 km |
| 2022 | TRAINING AREA 23 | 2,696 | 90 km |
| 2017 | SALEM RD | 1,672 | 88 km |
| 2022 | LUCCAH | 1,522 | 83 km |
| 2008 | TOWER ROAD FIRE | 1,164 | 74 km |
| 2006 | PURGATORY | 1,004 | 74 km |
| 2019 | ZACATE | 1,002 | 99 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (11°C) | 2.1 in | Coldest |
| February | 56°F (13°C) | 2.0 in | |
| March | 63°F (17°C) | 1.6 in | Driest |
| April | 69°F (21°C) | 2.8 in | |
| May | 76°F (24°C) | 4.1 in | |
| June | 81°F (27°C) | 3.6 in | |
| July | 84°F (29°C) | 1.9 in | |
| August | 84°F (29°C) | 2.4 in | Warmest |
| September | 80°F (26°C) | 4.4 in | Wettest |
| October | 71°F (22°C) | 3.2 in | |
| November | 62°F (16°C) | 2.4 in | |
| December | 54°F (12°C) | 1.8 in |
Nixon has a seasonal temperature swing of 32°F / from 51°F in January to 84°F in August. Total annual precipitation is 32.1 inches, with September being the wettest month (4.4") and March the driest (1.6").