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Weather & Climate in May, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
May enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 46°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 30.6 inches. The area receives 1.3 inches of snow annually. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 1,654 feet.
Temperature
46°F Jan (8°C)
84°F Jul (29°C)
| Annual Average | 65.6°F |
| 21% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 1,654 ft (504 m) |
| Area | 1.5 sq mi (3.9 km²) |
| Population Density | 101/sq mi |
| Coordinates | 31.9798°N, 98.9247°W |
| Timezone | America/Chicago |
| County | Brown County County |
| Nearest Airport | Brownwood Regional (BWD) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 64.9 / 100 |
| Social Vulnerability | 71.3 / 100 |
| Community Resilience | 62.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| 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
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.7.
| Nov 28, 2013 | 6 km SSW of Perrin, Texas | M3.7 | 136 km | 5 km |
| Dec 9, 2013 | 8 km S of Perrin, Texas | M3.7 | 136 km | 5 km |
| Jan 18, 2012 | 9 km SSE of Godley, Texas | M3.3 | 142 km | 5 km |
| Nov 28, 2013 | 10 km NNE of Graford, Texas | M2.8 | 134 km | 5 km |
| Jun 2, 2009 | 1 km WNW of Cleburne, Texas | M2.8 | 149 km | 5 km |
| Mar 6, 2024 | 13 km ESE of Olney, Texas | M2.7 | 150 km | 4 km |
| Mar 10, 2013 | 6 km NNE of Godley, Texas | M2.7 | 146 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
437 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 8 fatalities, 84 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 19, 1976 | EF5 | 32 km | 10.5 mi | 0 |
| Apr 28, 1950 | EF4 | 73 km | 1.3 mi | 5 |
| May 18, 2019 | EF3 | 82 km | 5.8 mi | 0 |
| May 18, 2019 | EF3 | 65 km | 7.8 mi | 0 |
| May 9, 2015 | EF3 | 37 km | 3.8 mi | 1 |
| May 29, 1994 | EF3 | 73 km | 2.0 mi | 0 |
| May 12, 1982 | EF3 | 86 km | 9.0 mi | 0 |
| May 12, 1982 | EF3 | 29 km | 13.0 mi | 0 |
| Oct 30, 1979 | EF3 | 71 km | 18.6 mi | 0 |
| May 21, 1979 | EF3 | 66 km | 2.0 mi | 0 |
| Apr 10, 1979 | EF3 | 84 km | 25.0 mi | 0 |
| May 30, 1976 | EF3 | 96 km | 3.6 mi | 0 |
| May 26, 1976 | EF3 | 91 km | 1.0 mi | 0 |
| May 25, 1976 | EF3 | 97 km | 20.3 mi | 0 |
| Apr 19, 1976 | EF3 | 11 km | 2.2 mi | 0 |
| May 13, 1975 | EF3 | 51 km | 0.1 mi | 2 |
| May 15, 1965 | EF3 | 92 km | 9.3 mi | 0 |
| May 31, 1962 | EF3 | 69 km | 2.0 mi | 0 |
| Apr 28, 1958 | EF3 | 32 km | 4.9 mi | 0 |
| May 25, 2024 | EF2 | 26 km | 2.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: BIG COUNTRY FIRE (209,352 acres, 1988).
| Year | Name | Acres Burned | Distance |
| 1988 | BIG COUNTRY FIRE | 209,352 | 91 km |
| 2011 | PK COMPLEX | 128,548 | 98 km |
| 2022 | KIDD | 41,939 | 36 km |
| 2006 | CARBON | 33,013 | 32 km |
| 2009 | CEDAR MOUNTAIN | 16,589 | 57 km |
| 1993 | SAN SABA FIRE | 12,896 | 97 km |
| 2020 | GATE 5 | 11,457 | 71 km |
| 2009 | BLACK | 11,356 | 99 km |
| 2020 | MAYS | 9,736 | 92 km |
| 2003 | JOHNSON RANCH | 9,696 | 98 km |
| 2022 | BIG L | 9,653 | 97 km |
| 2006 | HUCKABAY | 9,100 | 67 km |
| 2022 | CREWS GAP | 8,134 | 75 km |
| 2022 | WHEAT FIELD | 7,333 | 24 km |
| 1993 | UNNAMED | 6,936 | 46 km |
| 1999 | WILLIAMS RANCH FIRE | 6,226 | 97 km |
| 2005 | CROSSROADS | 5,976 | 29 km |
| 1996 | UNNAMED | 5,382 | 78 km |
| 2006 | CADDO II COMPLEX | 5,270 | 91 km |
| 2005 | TALPA | 5,117 | 87 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 46°F (8°C) | 1.4 in | Coldest |
| February | 48°F (9°C) | 1.8 in | |
| March | 56°F (13°C) | 2.1 in | |
| April | 64°F (18°C) | 2.5 in | |
| May | 71°F (22°C) | 3.9 in | Wettest |
| June | 78°F (26°C) | 3.6 in | |
| July | 84°F (29°C) | 1.9 in | Warmest |
| August | 81°F (27°C) | 2.3 in | |
| September | 75°F (24°C) | 3.3 in | |
| October | 66°F (19°C) | 2.9 in | |
| November | 54°F (12°C) | 1.7 in | |
| December | 46°F (8°C) | 1.3 in | Driest |
May has a seasonal temperature swing of 39°F / from 46°F in January to 84°F in July. Total annual precipitation is 28.6 inches, with May being the wettest month (3.9") and December the driest (1.3").