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Weather & Climate in Sunset Valley, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sunset Valley enjoys a temperate climate with an average annual temperature of 67°F (20°C). Winters average 48°F in January while summers reach 84°F in July. The area gets 308 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 684 feet.
Temperature
48°F Jan (9°C)
84°F Jul (29°C)
| Annual Average | 67.3°F |
| 25% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 684 ft (208 m) |
| Area | 1.4 sq mi (3.6 km²) |
| Population Density | 509/sq mi |
| Coordinates | 30.2258°N, 97.8158°W |
| Timezone | America/Chicago |
| County | Travis County County |
| Nearest Airport | Austin-Bergstrom International (AUS) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.7 / 100 |
| Social Vulnerability | 14.8 / 100 |
| Community Resilience | 73.3 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively High |
| Hail | Very High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
145 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Jan 30, 2025 | 18 km ENE of Falls City, Texas | M4.6 | 130 km | 7 km |
| Feb 17, 2024 | 3 km SSW of Falls City, Texas | M4.5 | 144 km | 7 km |
| Feb 17, 2024 | 3 km S of Falls City, Texas | M4.3 | 143 km | 8 km |
| Sep 14, 2023 | 16 km ENE of Falls City, Texas | M4.1 | 131 km | 8 km |
| May 1, 2018 | 4 km SSE of Falls City, Texas | M4.0 | 143 km | 5 km |
| Apr 7, 2008 | 7 km SSW of Falls City, Texas | M3.9 | 147 km | 5 km |
| Feb 17, 2024 | 3 km S of Falls City, Texas | M3.9 | 143 km | 8 km |
| Feb 22, 2024 | 3 km E of Falls City, Texas | M3.9 | 139 km | 8 km |
| Jul 19, 2023 | 19 km E of Pleasanton, Texas | M3.8 | 147 km | 9 km |
| Feb 17, 2024 | 2 km S of Falls City, Texas | M3.7 | 143 km | 8 km |
| Feb 12, 2024 | 3 km S of Falls City, Texas | M3.7 | 143 km | 7 km |
| Jun 16, 2019 | 5 km SE of Falls City, Texas | M3.6 | 143 km | 5 km |
| Jul 20, 1991 | 8 km SSW of Falls City, Texas | M3.6 | 148 km | 10 km |
| Feb 23, 2024 | 2 km ESE of Falls City, Texas | M3.5 | 140 km | 8 km |
| May 2, 2024 | 2 km E of Falls City, Texas | M3.5 | 139 km | 7 km |
| Jan 31, 2025 | 19 km ENE of Falls City, Texas | M3.5 | 129 km | 7 km |
| Apr 10, 2021 | 10 km SSE of Smiley, Texas | M3.4 | 118 km | 5 km |
| Feb 19, 2024 | 0 km ENE of Falls City, Texas | M3.4 | 139 km | 6 km |
| Feb 9, 2024 | 3 km S of Falls City, Texas | M3.4 | 143 km | 6 km |
| May 28, 2021 | 3 km SE of Falls City, Texas | M3.2 | 142 km | 7 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 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 1 | 92 mph | 203 km |
| 2021 | Nicholas | Category 1 | 75 mph | 259 km |
| 2017 | Harvey | Category 4 | 132 mph | 177 km |
| 2008 | Ike | Category 2 | 109 mph | 251 km |
| 2003 | Claudette | Category 1 | 92 mph | 201 km |
| 1989 | Jerry | Category 1 | 86 mph | 295 km |
| 1983 | Alicia | Category 3 | 115 mph | 231 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
436 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 32 fatalities, 272 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 27, 1997 | EF5 | 69 km | 5.1 mi | 27 |
| May 27, 1997 | EF4 | 25 km | 5.6 mi | 1 |
| Apr 12, 2022 | EF3 | 73 km | 16.6 mi | 0 |
| Oct 12, 2001 | EF3 | 82 km | 2.5 mi | 0 |
| May 27, 1997 | EF3 | 36 km | 9.2 mi | 0 |
| May 13, 1994 | EF3 | 58 km | 3.5 mi | 0 |
| Mar 14, 1990 | EF3 | 99 km | 9.0 mi | 0 |
| May 17, 1989 | EF3 | 63 km | 3.0 mi | 1 |
| Apr 7, 1980 | EF3 | 35 km | 31.7 mi | 1 |
| Mar 10, 1973 | EF3 | 69 km | 7.8 mi | 0 |
| May 6, 1969 | EF3 | 75 km | 38.9 mi | 0 |
| Sep 20, 1967 | EF3 | 70 km | 5.0 mi | 0 |
| May 10, 1959 | EF3 | 11 km | 11.0 mi | 0 |
| Apr 24, 1957 | EF3 | 43 km | 14.7 mi | 0 |
| Mar 20, 1957 | EF3 | 87 km | 16.9 mi | 0 |
| Mar 20, 1957 | EF3 | 95 km | 7.2 mi | 0 |
| Apr 30, 1954 | EF3 | 41 km | 139.9 mi | 0 |
| Dec 2, 1953 | EF3 | 87 km | 3.3 mi | 0 |
| Dec 1, 1953 | EF3 | 82 km | 5.1 mi | 0 |
| Apr 28, 1953 | EF3 | 67 km | 0.5 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 | 57 km |
| 2011 | DELHI | 4,735 | 60 km |
| 2011 | SPICEWOOD | 4,239 | 35 km |
| 2015 | HIDDEN PINES | 3,807 | 63 km |
| 1984 | STEWAIT | 3,696 | 59 km |
| 2022 | TRAINING AREA 23 | 2,696 | 92 km |
| 2002 | UNNAMED | 2,234 | 48 km |
| 2011 | LUTHERHILL | 2,215 | 98 km |
| 2008 | BERTRAM | 1,567 | 64 km |
| 2008 | HWY 195 FIRE | 1,523 | 64 km |
| 2022 | BUDDY | 1,521 | 70 km |
| 2008 | CR 208 | 1,483 | 83 km |
| 2022 | BIG SKY | 1,403 | 96 km |
| 2009 | WILDERNESS RIDGE | 1,278 | 61 km |
| 2007 | WILLOW CITY | 1,235 | 89 km |
| 2022 | SMOKE RIDER | 1,233 | 42 km |
| 2008 | SANDY 2-148 | 1,144 | 64 km |
| 2018 | 308 | 1,102 | 87 km |
| 2006 | PURGATORY | 1,004 | 46 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 1.9 in | Coldest, Driest |
| February | 54°F (12°C) | 2.2 in | |
| March | 61°F (16°C) | 1.9 in | |
| April | 68°F (20°C) | 2.7 in | |
| May | 75°F (24°C) | 4.8 in | Wettest |
| June | 81°F (27°C) | 3.8 in | |
| July | 84°F (29°C) | 2.0 in | |
| August | 84°F (29°C) | 2.1 in | Warmest |
| September | 79°F (26°C) | 3.5 in | |
| October | 70°F (21°C) | 3.5 in | |
| November | 59°F (15°C) | 2.6 in | |
| December | 52°F (11°C) | 2.0 in |
Sunset Valley has a seasonal temperature swing of 36°F / from 48°F in January to 84°F in August. Total annual precipitation is 32.9 inches, with May being the wettest month (4.8") and January the driest (1.9").