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Weather & Climate in Rio Bravo, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rio Bravo has a warm climate with an average annual temperature of 75°F (24°C). Winters average 58°F in January while summers reach 88°F in July. The area gets 312 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 21.4 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 392 feet.
Temperature
58°F Jan (14°C)
88°F Jul (31°C)
| Annual Average | 74.6°F |
| 38% above US avg | |
| January Average | 58°F (14°C) |
| July Average | 88°F (31°C) |
| Sunny Days | 312 days/yr |
Geography
| Elevation | 392 ft (119 m) |
| Area | 0.7 sq mi (1.7 km²) |
| Population Density | 6,926/sq mi |
| Coordinates | 27.3647°N, 99.4845°W |
| Timezone | America/Chicago |
| County | Webb County County |
| Nearest Airport | Laredo International (LRD) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 89.3 / 100 |
| Social Vulnerability | 94.3 / 100 |
| Community Resilience | 7.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
13 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Mar 24, 1997 | 4 km SSE of Alice, Texas | M3.8 | 146 km | 5 km |
| Jul 24, 2025 | 18 km E of El Indio, Texas | M3.6 | 143 km | 1 km |
| Apr 3, 2005 | 11 km NE of Guerrero, Mexico | M3.5 | 140 km | 5 km |
| Feb 20, 2022 | 3 km S of El Indio, Texas | M3.4 | 148 km | 3 km |
| Feb 18, 2021 | 7 km SSE of El Indio, Texas | M3.3 | 144 km | 7 km |
| Jun 18, 2021 | 3 km SSW of El Indio, Texas | M3.1 | 149 km | 2 km |
| Mar 20, 2019 | 3 km E of Cotulla, Texas | M2.8 | 123 km | 5 km |
| Apr 13, 2023 | 7 km ESE of El Indio, Texas | M2.7 | 145 km | 9 km |
| Jun 14, 2025 | 11 km E of Dilley, Texas | M2.6 | 149 km | 9 km |
| May 7, 2021 | 22 km SE of El Indio, Texas | M2.5 | 131 km | 4 km |
| May 7, 2024 | 19 km E of El Indio, Texas | M2.5 | 143 km | 2 km |
| May 9, 2024 | 19 km E of El Indio, Texas | M2.5 | 142 km | 5 km |
| Jul 16, 2019 | 20 km SW of Fowlerton, Texas | M2.5 | 121 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
8 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Hanna | Category 1 | 92 mph | 170 km |
| 2017 | Harvey | Category 4 | 132 mph | 252 km |
| 2008 | Dolly | Category 2 | 98 mph | 193 km |
| 2005 | Emily | Category 3 | 127 mph | 274 km |
| 2003 | Claudette | Category 1 | 81 mph | 289 km |
| 1999 | Bret | Category 4 | 138 mph | 140 km |
| 1983 | Barry | Category 1 | 81 mph | 295 km |
| 1980 | Allen | Category 4 | 127 mph | 17 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
21 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 40 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 29, 1971 | EF2 | 48 km | 0.3 mi | 0 |
| May 23, 1970 | EF2 | 56 km | 4.5 mi | 0 |
| May 23, 1970 | EF2 | 56 km | 4.5 mi | 0 |
| Apr 5, 1961 | EF2 | 10 km | 2.5 mi | 0 |
| Sep 7, 1956 | EF2 | 56 km | 0.1 mi | 0 |
| Jun 5, 1955 | EF2 | 75 km | 3.6 mi | 0 |
| Jul 2, 2010 | EF1 | 81 km | 1.9 mi | 0 |
| Jul 14, 1983 | EF1 | 79 km | 0.5 mi | 0 |
| May 22, 1977 | EF1 | 2 km | 0.1 mi | 0 |
| May 22, 1977 | EF1 | 57 km | 0.1 mi | 0 |
| May 13, 2015 | EF0 | 67 km | 0.6 mi | 0 |
| May 10, 2012 | EF0 | 67 km | 0.1 mi | 0 |
| Jul 20, 2005 | EF0 | 43 km | 0.1 mi | 0 |
| Jul 20, 2005 | EF0 | 80 km | 2.0 mi | 0 |
| Jul 20, 2005 | EF0 | 66 km | 1.0 mi | 0 |
| Apr 4, 2004 | EF0 | 74 km | 0.2 mi | 0 |
| Jun 5, 2003 | EF0 | 96 km | 0.5 mi | 0 |
| May 17, 2002 | EF0 | 58 km | 2.0 mi | 0 |
| May 2, 2000 | EF0 | 91 km | 0.1 mi | 0 |
| Aug 9, 1980 | EF0 | 94 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: UNNAMED (3,532 acres, 1999).
| Year | Name | Acres Burned | Distance |
| 1999 | UNNAMED | 3,532 | 95 km |
| 2023 | JENNINGS | 3,494 | 37 km |
| 2008 | UNNAMED | 3,389 | 99 km |
| 2008 | DANA | 3,127 | 71 km |
| 2008 | JONES RANCH | 2,998 | 98 km |
| 2005 | 2686 | 2,979 | 91 km |
| 2008 | 285 FIRE | 2,820 | 100 km |
| 2008 | UNNAMED | 2,570 | 77 km |
| 2009 | FARCO MINE | 2,421 | 67 km |
| 2022 | GROOVE | 2,299 | 79 km |
| 2006 | ENCINAL | 1,900 | 78 km |
| 2008 | UNNAMED | 1,633 | 94 km |
| 2023 | FLORIDA | 1,514 | 93 km |
| 2003 | UNNAMED | 1,411 | 97 km |
| 2005 | BORREGO | 1,392 | 99 km |
| 2004 | ROMAN COMPLEX | 1,241 | 93 km |
| 2018 | MINE | 1,224 | 68 km |
| 2023 | WAGGNER | 1,099 | 91 km |
| 2011 | BOLT | 1,067 | 88 km |
| 2008 | DUVAL COUNTY | 1,048 | 99 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 58°F (14°C) | 0.9 in | Coldest |
| February | 60°F (16°C) | 1.0 in | |
| March | 68°F (20°C) | 0.7 in | Driest |
| April | 75°F (24°C) | 1.7 in | |
| May | 81°F (27°C) | 2.7 in | |
| June | 85°F (30°C) | 2.2 in | |
| July | 88°F (31°C) | 1.2 in | Warmest |
| August | 87°F (30°C) | 2.0 in | |
| September | 83°F (28°C) | 2.9 in | Wettest |
| October | 75°F (24°C) | 2.1 in | |
| November | 65°F (18°C) | 1.1 in | |
| December | 58°F (14°C) | 0.8 in |
Rio Bravo has a seasonal temperature swing of 31°F / from 58°F in January to 88°F in July. Total annual precipitation is 19.3 inches, with September being the wettest month (2.9") and March the driest (0.7").