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Weather & Climate in Granger, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Granger enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 49°F in January while summers reach 84°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 35.2 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 573 feet.
Temperature
49°F Jan (9°C)
84°F Jul (29°C)
| Annual Average | 67.5°F |
| 25% above US avg | |
| January Average | 49°F (9°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 573 ft (175 m) |
| Area | 0.7 sq mi (1.7 km²) |
| Population Density | 1,515/sq mi |
| Coordinates | 30.7183°N, 97.4411°W |
| Timezone | America/Chicago |
| County | Williamson County County |
| Nearest Airport | H H Coffield Regional (RCK) 28 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.1 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 87.9 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
6 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.1.
| Feb 19, 2015 | 3 km N of Hallettsville, Texas | M3.1 | 147 km | 5 km |
| Sep 3, 2015 | 7 km NNE of Leander, Texas | M2.9 | 38 km | 5 km |
| Oct 20, 2017 | 5 km W of Flatonia, Texas | M2.9 | 119 km | 3 km |
| Jan 4, 1995 | 1 km NW of Hallettsville, Texas | M2.7 | 149 km | 5 km |
| Aug 24, 2021 | 3 km NNW of Hallettsville, Texas | M2.6 | 147 km | 5 km |
| Apr 2, 2024 | 4 km SSW of Round Top, Texas | M2.5 | 105 km | 17 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
7 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 1 | 92 mph | 210 km |
| 2021 | Nicholas | Category 1 | 75 mph | 272 km |
| 2017 | Harvey | Category 3 | 121 mph | 225 km |
| 2008 | Ike | Category 2 | 109 mph | 207 km |
| 2003 | Claudette | Category 1 | 92 mph | 241 km |
| 1989 | Jerry | Category 1 | 86 mph | 290 km |
| 1983 | Alicia | Category 3 | 115 mph | 218 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
469 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 152 fatalities, 928 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 27, 1997 | EF5 | 21 km | 5.1 mi | 27 |
| May 11, 1953 | EF5 | 97 km | 20.9 mi | 114 |
| May 27, 1997 | EF4 | 68 km | 5.6 mi | 1 |
| Apr 21, 1952 | EF4 | 87 km | 2.3 mi | 0 |
| Apr 12, 2022 | EF3 | 38 km | 16.6 mi | 0 |
| Apr 13, 2019 | EF3 | 73 km | 32.5 mi | 0 |
| Mar 10, 2000 | EF3 | 80 km | 21.0 mi | 0 |
| May 27, 1997 | EF3 | 41 km | 9.2 mi | 0 |
| May 27, 1997 | EF3 | 50 km | 1.4 mi | 0 |
| May 27, 1997 | EF3 | 68 km | 3.7 mi | 0 |
| May 13, 1994 | EF3 | 81 km | 3.5 mi | 0 |
| Mar 14, 1990 | EF3 | 40 km | 9.0 mi | 0 |
| May 17, 1989 | EF3 | 18 km | 3.0 mi | 1 |
| Apr 7, 1980 | EF3 | 33 km | 31.7 mi | 1 |
| May 26, 1976 | EF3 | 47 km | 2.0 mi | 2 |
| Mar 10, 1973 | EF3 | 75 km | 7.8 mi | 0 |
| May 10, 1959 | EF3 | 56 km | 11.0 mi | 0 |
| May 10, 1959 | EF3 | 81 km | 15.8 mi | 0 |
| Apr 24, 1957 | EF3 | 50 km | 14.7 mi | 0 |
| Mar 20, 1957 | EF3 | 77 km | 7.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
19 wildfires (100+ acres) recorded within 100 km. Largest: BASTROP COUNTY COMPLEX (31,838 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | BASTROP COUNTY COMPLEX | 31,838 | 68 km |
| 2022 | CRITTENBERG COMPLEX | 21,391 | 66 km |
| 2011 | ROBINETTE | 6,039 | 64 km |
| 2011 | UNNAMED | 5,706 | 62 km |
| 2011 | SPICEWOOD | 4,239 | 73 km |
| 2015 | HIDDEN PINES | 3,807 | 75 km |
| 2018 | HARMAN ROAD | 3,094 | 85 km |
| 2009 | OWL CREEK | 2,376 | 69 km |
| 2011 | UNNAMED | 2,236 | 58 km |
| 2002 | UNNAMED | 2,234 | 84 km |
| 2006 | BROWNS CREEK RANGE | 1,889 | 68 km |
| 2011 | UNNAMED | 1,581 | 62 km |
| 2008 | BERTRAM | 1,567 | 52 km |
| 2008 | HWY 195 FIRE | 1,523 | 30 km |
| 2008 | CR 208 | 1,483 | 66 km |
| 2009 | UNNAMED | 1,445 | 61 km |
| 2009 | WILDERNESS RIDGE | 1,278 | 75 km |
| 2022 | SMOKE RIDER | 1,233 | 98 km |
| 2005 | UNNAMED | 1,140 | 63 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (9°C) | 2.1 in | Coldest |
| February | 53°F (11°C) | 2.6 in | |
| March | 60°F (15°C) | 2.2 in | |
| April | 67°F (19°C) | 3.0 in | |
| May | 74°F (23°C) | 4.5 in | Wettest |
| June | 80°F (27°C) | 3.5 in | |
| July | 84°F (29°C) | 1.7 in | Warmest, Driest |
| August | 84°F (29°C) | 1.9 in | |
| September | 78°F (26°C) | 4.1 in | |
| October | 69°F (21°C) | 3.5 in | |
| November | 58°F (15°C) | 2.7 in | |
| December | 50°F (10°C) | 2.2 in |
Granger has a seasonal temperature swing of 35°F / from 49°F in January to 84°F in July. Total annual precipitation is 34.2 inches, with May being the wettest month (4.5") and July the driest (1.7").