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Weather & Climate in Wharton, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Wharton has a warm climate with an average annual temperature of 71°F (22°C). Winters average 54°F in January while summers reach 85°F in July. The area gets 330 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 49.6 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 103 feet.
Temperature
54°F Jan (12°C)
85°F Jul (29°C)
| Annual Average | 70.7°F |
| 31% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 103 ft (31 m) |
| Area | 8.3 sq mi (21.5 km²) |
| Population Density | 1,043/sq mi |
| Coordinates | 29.3176°N, 96.1023°W |
| Timezone | America/Chicago |
| County | Wharton County County |
| Nearest Airport | Wharton Regional (WHT) 5 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 83.0 / 100 |
| Social Vulnerability | 83.5 / 100 |
| Community Resilience | 41.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively High |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | No Rating |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
33 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.4.
| Apr 10, 2021 | 10 km SSE of Smiley, Texas | M3.4 | 147 km | 5 km |
| Feb 7, 2021 | 8 km ESE of Smiley, Texas | M3.2 | 141 km | 6 km |
| May 14, 2019 | 1 km SSE of Smiley, Texas | M3.1 | 148 km | 5 km |
| May 12, 2019 | 18 km N of Yorktown, Texas | M3.1 | 134 km | 5 km |
| Feb 19, 2015 | 3 km N of Hallettsville, Texas | M3.1 | 83 km | 5 km |
| Jan 1, 2024 | 18 km S of Gonzales, Texas | M3.0 | 130 km | 3 km |
| Mar 4, 2019 | 11 km SE of Cuero, Texas | M3.0 | 112 km | 5 km |
| Feb 3, 2019 | 13 km ESE of Smiley, Texas | M3.0 | 137 km | 5 km |
| Jul 21, 2021 | 11 km S of Smiley, Texas | M2.9 | 148 km | 5 km |
| May 17, 2019 | 12 km ESE of Smiley, Texas | M2.9 | 137 km | 7 km |
| Oct 20, 2017 | 5 km W of Flatonia, Texas | M2.9 | 110 km | 3 km |
| Aug 19, 2022 | 11 km E of Smiley, Texas | M2.9 | 138 km | 7 km |
| Apr 8, 2021 | 9 km SSE of Smiley, Texas | M2.8 | 147 km | 8 km |
| Jul 12, 2022 | 12 km WNW of Yorktown, Texas | M2.8 | 150 km | 7 km |
| Jun 16, 2022 | 17 km E of Smiley, Texas | M2.8 | 132 km | 7 km |
| May 14, 2017 | 16 km NNW of Yorktown, Texas | M2.8 | 141 km | 2 km |
| Jan 4, 1995 | 1 km NW of Hallettsville, Texas | M2.7 | 83 km | 5 km |
| Aug 24, 2021 | 3 km NNW of Hallettsville, Texas | M2.6 | 84 km | 5 km |
| Jul 12, 2022 | 8 km WNW of Yorktown, Texas | M2.6 | 148 km | 5 km |
| Jul 22, 2023 | 13 km ENE of Smiley, Texas | M2.6 | 136 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
15 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 | 10 km |
| 2021 | Nicholas | Category 1 | 75 mph | 70 km |
| 2020 | Laura | Category 4 | 150 mph | 276 km |
| 2020 | Delta | Category 3 | 115 mph | 253 km |
| 2020 | Hanna | Category 1 | 92 mph | 247 km |
| 2017 | Harvey | Category 4 | 132 mph | 135 km |
| 2008 | Ike | Category 2 | 109 mph | 124 km |
| 2007 | Humberto | Category 1 | 92 mph | 146 km |
| 2005 | Rita | Category 3 | 115 mph | 232 km |
| 2003 | Claudette | Category 1 | 92 mph | 111 km |
| 1999 | Bret | Category 3 | 115 mph | 297 km |
| 1989 | Chantal | Category 1 | 81 mph | 168 km |
| 1989 | Jerry | Category 1 | 86 mph | 108 km |
| 1986 | Bonnie | Category 1 | 86 mph | 186 km |
| 1983 | Alicia | Category 3 | 115 mph | 72 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
646 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 17 fatalities, 462 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 21, 1992 | EF4 | 92 km | 30.0 mi | 0 |
| Jan 24, 2023 | EF3 | 88 km | 23.3 mi | 0 |
| Feb 5, 1986 | EF3 | 96 km | 5.0 mi | 2 |
| Dec 13, 1977 | EF3 | 95 km | 25.1 mi | 1 |
| Mar 8, 1976 | EF3 | 65 km | 12.7 mi | 0 |
| Dec 24, 1975 | EF3 | 51 km | 1.0 mi | 0 |
| Sep 13, 1974 | EF3 | 45 km | 3.6 mi | 0 |
| Sep 8, 1969 | EF3 | 95 km | 0.8 mi | 0 |
| Apr 11, 1969 | EF3 | 72 km | 2.0 mi | 0 |
| Sep 20, 1967 | EF3 | 57 km | 19.9 mi | 0 |
| Sep 20, 1967 | EF3 | 70 km | 1.0 mi | 4 |
| Sep 20, 1967 | EF3 | 57 km | 19.9 mi | 0 |
| Sep 20, 1967 | EF3 | 74 km | 2.0 mi | 0 |
| Sep 20, 1967 | EF3 | 94 km | 4.3 mi | 0 |
| Sep 20, 1967 | EF3 | 49 km | 0.1 mi | 0 |
| Apr 18, 1966 | EF3 | 69 km | 2.0 mi | 0 |
| Mar 28, 1966 | EF3 | 27 km | 9.3 mi | 0 |
| Feb 9, 1966 | EF3 | 67 km | 2.0 mi | 0 |
| Apr 19, 1965 | EF3 | 18 km | 0.2 mi | 1 |
| Nov 22, 1961 | EF3 | 9 km | 2.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: TXTMR FY17 RX WHARTON (5,175 acres, 2017).
| Year | Name | Acres Burned | Distance |
| 2017 | TXTMR FY17 RX WHARTON | 5,175 | 90 km |
| 2010 | WHARTON | 5,084 | 90 km |
| 2008 | COW TRAP 2008 | 4,335 | 75 km |
| 2017 | 2018 NORTH SARGENT WF | 3,959 | 73 km |
| 2009 | CHOCOLATE BAYOU UNIT | 3,790 | 88 km |
| 2020 | CHOCOLATE BAYOU | 3,623 | 88 km |
| 1997 | MOUND | 3,402 | 88 km |
| 2009 | ROAD PASTURE 2009 | 3,197 | 70 km |
| 2011 | BAILEY | 3,136 | 61 km |
| 1992 | SMITH MARSH | 3,057 | 76 km |
| 2006 | CATTAILS | 3,046 | 73 km |
| 2023 | TXBRR-FY23-RX-W | 2,511 | 86 km |
| 2017 | TXTMR FY17 RX BLUESTEM | 2,462 | 84 km |
| 2019 | TXTMR-FY19-RX-ALLIGATOR MARSH | 2,435 | 86 km |
| 2020 | BLUESTEM 1 | 2,417 | 84 km |
| 2022 | HOT BLUE STEM | 2,398 | 84 km |
| 2024 | BLUE STEM 24 | 2,328 | 84 km |
| 2001 | WHARTON HO | 2,263 | 90 km |
| 2016 | 2016 CRAWFISH BURN | 2,105 | 72 km |
| 2013 | UNNAMED | 2,070 | 84 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 3.0 in | Coldest |
| February | 55°F (13°C) | 2.6 in | |
| March | 62°F (17°C) | 2.4 in | Driest |
| April | 68°F (20°C) | 2.6 in | |
| May | 75°F (24°C) | 4.8 in | |
| June | 80°F (27°C) | 4.5 in | |
| July | 85°F (29°C) | 3.6 in | Warmest |
| August | 83°F (28°C) | 3.5 in | |
| September | 80°F (27°C) | 5.5 in | Wettest |
| October | 72°F (22°C) | 4.1 in | |
| November | 62°F (17°C) | 3.5 in | |
| December | 56°F (13°C) | 3.0 in |
Wharton has a seasonal temperature swing of 31°F / from 54°F in January to 85°F in July. Total annual precipitation is 43.2 inches, with September being the wettest month (5.5") and March the driest (2.4").