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Weather & Climate in Del Rio, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Del Rio has a warm climate with an average annual temperature of 74°F (23°C). Winters average 56°F in January while summers reach 90°F in July. The area gets 324 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 19.8 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 965 feet.
Temperature
56°F Jan (13°C)
90°F Jul (32°C)
| Annual Average | 73.9°F |
| 37% above US avg | |
| January Average | 56°F (13°C) |
| July Average | 90°F (32°C) |
| Sunny Days | 324 days/yr |
Geography
| Elevation | 965 ft (294 m) |
| Area | 20.5 sq mi (53.0 km²) |
| Population Density | 1,693/sq mi |
| Coordinates | 29.3730°N, 100.8819°W |
| Timezone | America/Chicago |
| County | Kinney County County |
| Nearest Airport | Del Rio International (DRT) 3 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 2.2 / 100 |
| Social Vulnerability | 90.1 / 100 |
| Community Resilience | 5.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Very Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
17 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Jul 24, 2025 | 18 km E of El Indio, Texas | M3.6 | 120 km | 1 km |
| Apr 3, 2005 | 11 km NE of Guerrero, Mexico | M3.5 | 123 km | 5 km |
| Feb 20, 2022 | 3 km S of El Indio, Texas | M3.4 | 114 km | 3 km |
| Feb 18, 2021 | 7 km SSE of El Indio, Texas | M3.3 | 118 km | 7 km |
| Jan 9, 2021 | 3 km WSW of El Indio, Texas | M3.3 | 110 km | 9 km |
| Jun 18, 2021 | 3 km SSW of El Indio, Texas | M3.1 | 113 km | 2 km |
| Feb 27, 2021 | 6 km WNW of El Indio, Texas | M3.0 | 106 km | 9 km |
| Aug 29, 2021 | 3 km SW of El Indio, Texas | M2.7 | 111 km | 7 km |
| Apr 13, 2023 | 7 km ESE of El Indio, Texas | M2.7 | 117 km | 9 km |
| Aug 18, 2021 | 2 km WSW of El Indio, Texas | M2.6 | 110 km | 8 km |
| May 8, 2021 | 16 km ENE of El Indio, Texas | M2.6 | 112 km | 8 km |
| May 7, 2024 | 16 km ENE of El Indio, Texas | M2.6 | 113 km | 3 km |
| Jun 3, 2021 | 3 km E of Las Quintas Fronterizas, Texas | M2.6 | 87 km | 7 km |
| Feb 16, 2021 | 5 km WNW of El Indio, Texas | M2.5 | 106 km | 11 km |
| May 7, 2021 | 22 km SE of El Indio, Texas | M2.5 | 132 km | 4 km |
| May 7, 2024 | 19 km E of El Indio, Texas | M2.5 | 120 km | 2 km |
| May 9, 2024 | 19 km E of El Indio, Texas | M2.5 | 121 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 |
| 1980 | Allen | Category 2 | 98 mph | 254 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
67 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 7 fatalities, 33 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 16, 1989 | EF4 | 46 km | 17.0 mi | 0 |
| Apr 24, 2007 | EF3 | 94 km | 4.0 mi | 7 |
| Jun 26, 1970 | EF3 | 38 km | 3.8 mi | 0 |
| May 10, 1995 | EF2 | 5 km | 0.5 mi | 0 |
| Sep 17, 1988 | EF2 | 2 km | 11.0 mi | 0 |
| May 12, 1982 | EF2 | 4 km | 5.0 mi | 0 |
| May 12, 1982 | EF2 | 42 km | 19.0 mi | 0 |
| May 6, 1972 | EF2 | 56 km | 6.5 mi | 0 |
| May 6, 1969 | EF2 | 87 km | 0.1 mi | 0 |
| Apr 16, 1964 | EF2 | 18 km | 2.0 mi | 0 |
| May 27, 2004 | EF1 | 10 km | 4.0 mi | 0 |
| Mar 22, 2000 | EF1 | 17 km | 1.0 mi | 0 |
| Sep 15, 1996 | EF1 | 88 km | 0.5 mi | 0 |
| May 23, 1995 | EF1 | 2 km | 0.1 mi | 0 |
| May 10, 1995 | EF1 | 2 km | 0.1 mi | 0 |
| Oct 19, 1993 | EF1 | 1 km | 1.5 mi | 0 |
| Oct 19, 1993 | EF1 | 2 km | 0.5 mi | 0 |
| May 16, 1989 | EF1 | 19 km | 8.0 mi | 0 |
| May 12, 1982 | EF1 | 20 km | 1.5 mi | 0 |
| May 12, 1982 | EF1 | 4 km | 3.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
14 wildfires (100+ acres) recorded within 100 km. Largest: DEATON COLE (167,598 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | DEATON COLE | 167,598 | 100 km |
| 2015 | BROWN RANCH | 17,881 | 82 km |
| 2000 | NUECES RIVER FIRE | 5,576 | 82 km |
| 2008 | MACY | 4,922 | 97 km |
| 2022 | BURR | 4,633 | 49 km |
| 2008 | HOLMES | 3,331 | 51 km |
| 2022 | WEST NUECES | 1,893 | 68 km |
| 2008 | CARTA VALLEY | 1,657 | 47 km |
| 2009 | BEAVER LAKE | 1,554 | 88 km |
| 2008 | DEATON | 1,336 | 92 km |
| 2005 | MILLENIUM RANCH | 1,191 | 96 km |
| 2020 | MOODY | 1,070 | 5 km |
| 2008 | UNNAMED | 1,045 | 87 km |
| 2006 | CIRCLE K | 1,045 | 81 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 56°F (13°C) | 0.6 in | Driest |
| February | 56°F (13°C) | 1.0 in | |
| March | 64°F (18°C) | 0.9 in | |
| April | 71°F (22°C) | 1.7 in | |
| May | 78°F (25°C) | 2.4 in | |
| June | 83°F (28°C) | 2.4 in | |
| July | 90°F (32°C) | 1.8 in | Warmest |
| August | 85°F (30°C) | 2.1 in | |
| September | 80°F (27°C) | 2.9 in | Wettest |
| October | 71°F (21°C) | 2.3 in | |
| November | 60°F (16°C) | 0.9 in | |
| December | 52°F (11°C) | 0.6 in | Coldest |
Del Rio has a seasonal temperature swing of 37°F / from 52°F in December to 90°F in July. Total annual precipitation is 19.5 inches, with September being the wettest month (2.9") and January the driest (0.6").