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Weather & Climate in Rio Vista, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rio Vista enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 45°F in January while summers reach 84°F in July. The area gets 330 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 37.7 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 732 feet.
Temperature
45°F Jan (7°C)
84°F Jul (29°C)
| Annual Average | 65.0°F |
| 20% above US avg | |
| January Average | 45°F (7°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 732 ft (223 m) |
| Area | 1.1 sq mi (2.7 km²) |
| Population Density | 1,469/sq mi |
| Coordinates | 32.2345°N, 97.3748°W |
| Timezone | America/Chicago |
| County | Johnson County County |
| Nearest Airport | Fort Worth Meacham International (FTW) 40 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 86.7 / 100 |
| Social Vulnerability | 23.2 / 100 |
| Community Resilience | 55.5 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
89 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 | 38 km | 3 km |
| Nov 28, 2013 | 6 km SSW of Perrin, Texas | M3.7 | 106 km | 5 km |
| Dec 9, 2013 | 8 km S of Perrin, Texas | M3.7 | 103 km | 5 km |
| Nov 20, 2013 | 1 km NNW of Azle, Texas | M3.6 | 77 km | 5 km |
| Jan 7, 2015 | 6 km NE of Irving, Texas | M3.6 | 82 km | 5 km |
| Dec 8, 2013 | 0 km NNE of Sanctuary, Texas | M3.6 | 78 km | 5 km |
| Jan 6, 2015 | 4 km ENE of Irving, Texas | M3.5 | 80 km | 6 km |
| Jun 24, 2012 | 3 km SSE of Briaroaks, Texas | M3.5 | 28 km | 5 km |
| May 19, 2018 | 8 km NW of Venus, Texas | M3.4 | 34 km | 5 km |
| Sep 30, 2012 | 4 km NW of Irving, Texas | M3.4 | 77 km | 5 km |
| Nov 25, 2013 | 3 km WNW of Sanctuary, Texas | M3.4 | 80 km | 5 km |
| May 18, 2015 | 5 km N of Irving, Texas | M3.3 | 81 km | 5 km |
| Apr 2, 2015 | 5 km NNE of Irving, Texas | M3.3 | 81 km | 8 km |
| May 16, 2009 | 5 km NNW of Grand Prairie, Texas | M3.3 | 71 km | 9 km |
| Jun 15, 2012 | 5 km SSE of Briaroaks, Texas | M3.3 | 27 km | 5 km |
| Jan 18, 2012 | 9 km SSE of Godley, Texas | M3.3 | 19 km | 5 km |
| May 3, 2015 | 4 km N of Irving, Texas | M3.2 | 79 km | 5 km |
| May 1, 2024 | 7 km S of Mansfield, Texas | M3.2 | 36 km | 6 km |
| Nov 29, 2013 | 1 km S of Pelican Bay, Texas | M3.1 | 76 km | 5 km |
| May 1, 2024 | 7 km SSW of Mansfield, Texas | M3.1 | 35 km | 4 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 2.
| Year | Name | Category | Max Wind | Closest |
| 2008 | Ike | Category 2 | 98 mph | 240 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
789 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 162 fatalities, 2,009 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 6, 1973 | EF5 | 68 km | 10.6 mi | 0 |
| May 11, 1953 | EF5 | 79 km | 20.9 mi | 114 |
| Dec 26, 2015 | EF4 | 97 km | 13.0 mi | 10 |
| May 15, 2013 | EF4 | 41 km | 2.5 mi | 6 |
| Apr 25, 1994 | EF4 | 71 km | 6.0 mi | 3 |
| Apr 25, 1990 | EF4 | 74 km | 10.0 mi | 0 |
| May 26, 1976 | EF4 | 10 km | 18.8 mi | 0 |
| Mar 10, 1973 | EF4 | 94 km | 23.3 mi | 6 |
| Mar 31, 1959 | EF4 | 45 km | 10.4 mi | 6 |
| Apr 21, 1952 | EF4 | 82 km | 2.3 mi | 0 |
| Oct 20, 2019 | EF3 | 83 km | 15.8 mi | 0 |
| Dec 26, 2015 | EF3 | 51 km | 8.5 mi | 0 |
| May 15, 2013 | EF3 | 12 km | 7.8 mi | 0 |
| Apr 16, 2002 | EF3 | 57 km | 2.1 mi | 0 |
| May 12, 2000 | EF3 | 37 km | 7.0 mi | 2 |
| Mar 28, 2000 | EF3 | 57 km | 4.0 mi | 2 |
| Mar 28, 2000 | EF3 | 60 km | 8.0 mi | 0 |
| Dec 13, 1984 | EF3 | 88 km | 10.0 mi | 0 |
| May 12, 1982 | EF3 | 85 km | 9.0 mi | 0 |
| May 9, 1981 | EF3 | 45 km | 5.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
18 wildfires (100+ acres) recorded within 100 km. Largest: POOLVILLE FIRE (12,128 acres, 1996).
| Year | Name | Acres Burned | Distance |
| 1996 | POOLVILLE FIRE | 12,128 | 97 km |
| 2022 | BIG L | 9,653 | 65 km |
| 2006 | HUCKABAY | 9,100 | 93 km |
| 2022 | CHALK MOUNTAIN | 6,461 | 47 km |
| 2011 | BIG TRICKLE RANCH FIRE | 3,623 | 33 km |
| 2011 | C#491 | 3,616 | 92 km |
| 2008 | UNNAMED | 2,944 | 50 km |
| 1993 | UNNAMED | 2,431 | 57 km |
| 2018 | FARMERS ROAD | 2,383 | 60 km |
| 1996 | UNNAMED | 2,067 | 36 km |
| 2005 | 200 MOUNTAIN RIDGE | 2,051 | 40 km |
| 2005 | CARTER | 1,898 | 82 km |
| 1992 | UNNAMED | 1,854 | 55 km |
| 2008 | LAMKIN | 1,847 | 99 km |
| 2005 | XO RANCH | 1,847 | 94 km |
| 2023 | DOUBLE BACK | 1,275 | 30 km |
| 2005 | UNNAMED | 1,183 | 71 km |
| 2011 | CEDAR RIDGE | 1,051 | 47 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 45°F (7°C) | 1.8 in | Coldest, Driest |
| February | 50°F (10°C) | 2.2 in | |
| March | 57°F (14°C) | 2.8 in | |
| April | 65°F (18°C) | 3.4 in | |
| May | 73°F (23°C) | 5.1 in | Wettest |
| June | 80°F (27°C) | 3.6 in | |
| July | 84°F (29°C) | 1.9 in | |
| August | 84°F (29°C) | 2.1 in | Warmest |
| September | 77°F (25°C) | 3.4 in | |
| October | 67°F (19°C) | 3.3 in | |
| November | 55°F (13°C) | 2.1 in | |
| December | 47°F (8°C) | 1.9 in |
Rio Vista has a seasonal temperature swing of 39°F / from 45°F in January to 84°F in August. Total annual precipitation is 33.4 inches, with May being the wettest month (5.1") and January the driest (1.8").