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Weather & Climate in Hamilton, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hamilton enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 45°F in January while summers reach 83°F in July. The area gets 303 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 36.2 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 1,170 feet.
Temperature
45°F Jan (7°C)
83°F Jul (28°C)
| Annual Average | 64.5°F |
| 19% above US avg | |
| January Average | 45°F (7°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 1,170 ft (357 m) |
| Area | 3.1 sq mi (8.0 km²) |
| Population Density | 837/sq mi |
| Coordinates | 31.7004°N, 98.1197°W |
| Timezone | America/Chicago |
| County | Hamilton County County |
| Nearest Airport | Stephenville Clark Regional (SEP) 36 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 12.9 / 100 |
| Social Vulnerability | 53.6 / 100 |
| Community Resilience | 35.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
54 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| May 7, 2015 | 5 km N of Venus, Texas | M4.0 | 130 km | 3 km |
| Nov 28, 2013 | 6 km SSW of Perrin, Texas | M3.7 | 142 km | 5 km |
| Dec 9, 2013 | 8 km S of Perrin, Texas | M3.7 | 140 km | 5 km |
| Nov 20, 2013 | 1 km NNW of Azle, Texas | M3.6 | 145 km | 5 km |
| Dec 8, 2013 | 0 km NNE of Sanctuary, Texas | M3.6 | 144 km | 5 km |
| Jun 24, 2012 | 3 km SSE of Briaroaks, Texas | M3.5 | 116 km | 5 km |
| May 19, 2018 | 8 km NW of Venus, Texas | M3.4 | 125 km | 5 km |
| Nov 25, 2013 | 3 km WNW of Sanctuary, Texas | M3.4 | 144 km | 5 km |
| Jun 15, 2012 | 5 km SSE of Briaroaks, Texas | M3.3 | 116 km | 5 km |
| Jan 18, 2012 | 9 km SSE of Godley, Texas | M3.3 | 96 km | 5 km |
| May 1, 2024 | 7 km S of Mansfield, Texas | M3.2 | 127 km | 6 km |
| Nov 29, 2013 | 1 km S of Pelican Bay, Texas | M3.1 | 146 km | 5 km |
| May 1, 2024 | 7 km SSW of Mansfield, Texas | M3.1 | 126 km | 4 km |
| Jan 13, 2014 | 2 km ESE of Reno, Texas | M3.1 | 148 km | 5 km |
| Jul 17, 2011 | 2 km ESE of Venus, Texas | M3.0 | 127 km | 5 km |
| Nov 9, 2013 | 5 km SSE of Springtown, Texas | M3.0 | 142 km | 5 km |
| Dec 15, 2013 | 4 km W of Reno, Texas | M2.9 | 145 km | 5 km |
| Nov 23, 2013 | 1 km WNW of Sanctuary, Texas | M2.9 | 144 km | 5 km |
| Dec 5, 2009 | 7 km S of Midlothian, Texas | M2.9 | 132 km | 5 km |
| Sep 3, 2015 | 7 km NNE of Leander, Texas | M2.9 | 120 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2008 | Ike | Category 2 | 98 mph | 279 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
494 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 132 fatalities, 911 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 19, 1976 | EF5 | 90 km | 10.5 mi | 0 |
| May 6, 1973 | EF5 | 61 km | 10.6 mi | 0 |
| May 11, 1953 | EF5 | 93 km | 20.9 mi | 114 |
| May 15, 2013 | EF4 | 86 km | 2.5 mi | 6 |
| Mar 31, 1959 | EF4 | 87 km | 10.4 mi | 6 |
| Apr 21, 1952 | EF4 | 67 km | 2.3 mi | 0 |
| Apr 12, 2022 | EF3 | 96 km | 16.6 mi | 0 |
| May 15, 2013 | EF3 | 85 km | 7.8 mi | 0 |
| May 12, 2000 | EF3 | 74 km | 7.0 mi | 2 |
| May 27, 1997 | EF3 | 85 km | 1.4 mi | 0 |
| May 27, 1997 | EF3 | 86 km | 3.7 mi | 0 |
| Mar 14, 1990 | EF3 | 92 km | 9.0 mi | 0 |
| May 12, 1982 | EF3 | 87 km | 9.0 mi | 0 |
| May 12, 1982 | EF3 | 55 km | 13.0 mi | 0 |
| May 11, 1978 | EF3 | 99 km | 7.2 mi | 0 |
| May 26, 1976 | EF3 | 85 km | 2.0 mi | 2 |
| May 25, 1976 | EF3 | 99 km | 0.1 mi | 0 |
| Apr 19, 1976 | EF3 | 83 km | 2.2 mi | 0 |
| Nov 24, 1973 | EF3 | 99 km | 0.1 mi | 0 |
| May 23, 1971 | EF3 | 80 km | 7.1 mi | 1 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: KIDD (41,939 acres, 2022).
| Year | Name | Acres Burned | Distance |
| 2022 | KIDD | 41,939 | 90 km |
| 2006 | CARBON | 33,013 | 88 km |
| 2022 | CRITTENBERG COMPLEX | 21,391 | 62 km |
| 2022 | BIG L | 9,653 | 80 km |
| 2006 | HUCKABAY | 9,100 | 73 km |
| 2022 | CHALK MOUNTAIN | 6,461 | 63 km |
| 1999 | WILLIAMS RANCH FIRE | 6,226 | 92 km |
| 2011 | ROBINETTE | 6,039 | 63 km |
| 2011 | UNNAMED | 5,706 | 67 km |
| 2022 | OAK MOTT | 4,183 | 84 km |
| 2020 | BUFFALO CREEK | 3,630 | 75 km |
| 2011 | BIG TRICKLE RANCH FIRE | 3,623 | 62 km |
| 2022 | RAMSEY | 3,545 | 69 km |
| 2022 | 3 OAKS | 3,294 | 38 km |
| 2018 | HARMAN ROAD | 3,094 | 43 km |
| 1996 | UNNAMED | 2,917 | 90 km |
| 2011 | EAST SIDWYNICKS | 2,844 | 90 km |
| 2011 | CAMP BOWIE | 2,652 | 76 km |
| 1993 | UNNAMED | 2,431 | 86 km |
| 2009 | OWL CREEK | 2,376 | 59 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 45°F (7°C) | 1.7 in | Coldest |
| February | 49°F (10°C) | 1.9 in | |
| March | 57°F (14°C) | 2.4 in | |
| April | 64°F (18°C) | 2.8 in | |
| May | 72°F (22°C) | 4.1 in | Wettest |
| June | 79°F (26°C) | 3.4 in | |
| July | 83°F (28°C) | 1.9 in | Warmest |
| August | 83°F (28°C) | 2.1 in | |
| September | 77°F (25°C) | 3.2 in | |
| October | 67°F (19°C) | 3.0 in | |
| November | 55°F (13°C) | 2.1 in | |
| December | 48°F (9°C) | 1.5 in | Driest |
Hamilton has a seasonal temperature swing of 38°F / from 45°F in January to 83°F in July. Total annual precipitation is 30.1 inches, with May being the wettest month (4.1") and December the driest (1.5").