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Weather & Climate in Mountain City, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mountain City enjoys a temperate climate with an average annual temperature of 67°F (20°C). Winters average 50°F in January while summers reach 83°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 35.7 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 847 feet.
Temperature
50°F Jan (10°C)
83°F Jul (28°C)
| Annual Average | 67.4°F |
| 25% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 847 ft (258 m) |
| Area | 0.5 sq mi (1.4 km²) |
| Population Density | 1,613/sq mi |
| Coordinates | 30.0392°N, 97.8915°W |
| Timezone | America/Chicago |
| County | Travis County County |
| Nearest Airport | Austin-Bergstrom International (AUS) 17 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
190 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Oct 20, 2011 | 14 km SSW of Falls City, Texas | M4.8 | 132 km | 5 km |
| Jan 30, 2025 | 18 km ENE of Falls City, Texas | M4.6 | 109 km | 7 km |
| Feb 17, 2024 | 3 km SSW of Falls City, Texas | M4.5 | 122 km | 7 km |
| Feb 17, 2024 | 3 km S of Falls City, Texas | M4.3 | 122 km | 8 km |
| Sep 14, 2023 | 16 km ENE of Falls City, Texas | M4.1 | 110 km | 8 km |
| Apr 9, 1993 | 21 km NW of Pawnee, Texas | M4.1 | 138 km | 5 km |
| May 1, 2018 | 4 km SSE of Falls City, Texas | M4.0 | 122 km | 5 km |
| Feb 22, 2024 | 3 km E of Falls City, Texas | M3.9 | 118 km | 8 km |
| Feb 17, 2024 | 3 km S of Falls City, Texas | M3.9 | 122 km | 8 km |
| Apr 7, 2008 | 7 km SSW of Falls City, Texas | M3.9 | 125 km | 5 km |
| Jul 19, 2023 | 19 km E of Pleasanton, Texas | M3.8 | 125 km | 9 km |
| Feb 12, 2024 | 3 km S of Falls City, Texas | M3.7 | 122 km | 7 km |
| Feb 17, 2024 | 2 km S of Falls City, Texas | M3.7 | 121 km | 8 km |
| Jun 16, 2019 | 5 km SE of Falls City, Texas | M3.6 | 122 km | 5 km |
| Jan 6, 2018 | 17 km SW of Falls City, Texas | M3.6 | 134 km | 5 km |
| Jul 20, 1991 | 8 km SSW of Falls City, Texas | M3.6 | 127 km | 10 km |
| May 2, 2024 | 2 km E of Falls City, Texas | M3.5 | 118 km | 7 km |
| Feb 23, 2024 | 2 km ESE of Falls City, Texas | M3.5 | 119 km | 8 km |
| Jan 31, 2025 | 19 km ENE of Falls City, Texas | M3.5 | 109 km | 7 km |
| Feb 9, 2024 | 3 km S of Falls City, Texas | M3.4 | 122 km | 6 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 | 200 km |
| 2021 | Nicholas | Category 1 | 75 mph | 253 km |
| 2017 | Harvey | Category 4 | 132 mph | 160 km |
| 2008 | Ike | Category 2 | 98 mph | 260 km |
| 2003 | Claudette | Category 1 | 92 mph | 187 km |
| 1989 | Jerry | Category 1 | 86 mph | 295 km |
| 1983 | Alicia | Category 3 | 115 mph | 234 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
451 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 35 fatalities, 283 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 27, 1997 | EF5 | 91 km | 5.1 mi | 27 |
| May 27, 1997 | EF4 | 39 km | 5.6 mi | 1 |
| Apr 28, 1953 | EF4 | 94 km | 1.0 mi | 2 |
| Apr 12, 2022 | EF3 | 95 km | 16.6 mi | 0 |
| Oct 12, 2001 | EF3 | 78 km | 2.5 mi | 0 |
| May 27, 1997 | EF3 | 57 km | 9.2 mi | 0 |
| May 13, 1994 | EF3 | 69 km | 3.5 mi | 0 |
| May 17, 1989 | EF3 | 85 km | 3.0 mi | 1 |
| Apr 7, 1980 | EF3 | 57 km | 31.7 mi | 1 |
| Mar 10, 1973 | EF3 | 83 km | 7.8 mi | 0 |
| May 6, 1969 | EF3 | 67 km | 38.9 mi | 0 |
| Sep 20, 1967 | EF3 | 49 km | 5.0 mi | 0 |
| Nov 22, 1961 | EF3 | 96 km | 1.0 mi | 0 |
| May 10, 1959 | EF3 | 31 km | 11.0 mi | 0 |
| Apr 24, 1957 | EF3 | 56 km | 14.7 mi | 0 |
| Mar 20, 1957 | EF3 | 99 km | 16.9 mi | 0 |
| Apr 30, 1954 | EF3 | 60 km | 139.9 mi | 0 |
| Dec 1, 1953 | EF3 | 60 km | 5.1 mi | 0 |
| Apr 28, 1953 | EF3 | 82 km | 4.9 mi | 1 |
| Apr 28, 1953 | EF3 | 70 km | 0.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
17 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 | 64 km |
| 2011 | DELHI | 4,735 | 52 km |
| 2011 | SPICEWOOD | 4,239 | 46 km |
| 2015 | HIDDEN PINES | 3,807 | 68 km |
| 1984 | STEWAIT | 3,696 | 62 km |
| 2022 | TRAINING AREA 23 | 2,696 | 74 km |
| 2002 | UNNAMED | 2,234 | 56 km |
| 2008 | BERTRAM | 1,567 | 83 km |
| 2008 | HWY 195 FIRE | 1,523 | 85 km |
| 2022 | BUDDY | 1,521 | 70 km |
| 2022 | BIG SKY | 1,403 | 96 km |
| 2009 | WILDERNESS RIDGE | 1,278 | 66 km |
| 2007 | WILLOW CITY | 1,235 | 89 km |
| 2022 | SMOKE RIDER | 1,233 | 38 km |
| 2008 | SANDY 2-148 | 1,144 | 67 km |
| 2018 | 308 | 1,102 | 95 km |
| 2006 | PURGATORY | 1,004 | 25 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 2.0 in | Coldest, Driest |
| February | 53°F (11°C) | 2.2 in | |
| March | 60°F (16°C) | 2.0 in | |
| April | 67°F (19°C) | 2.8 in | |
| May | 74°F (23°C) | 4.9 in | Wettest |
| June | 80°F (27°C) | 4.1 in | |
| July | 83°F (28°C) | 2.0 in | Warmest |
| August | 83°F (28°C) | 2.3 in | |
| September | 78°F (25°C) | 3.6 in | |
| October | 69°F (20°C) | 3.5 in | |
| November | 58°F (15°C) | 2.8 in | |
| December | 51°F (10°C) | 2.1 in |
Mountain City has a seasonal temperature swing of 34°F / from 50°F in January to 83°F in July. Total annual precipitation is 34.1 inches, with May being the wettest month (4.9") and January the driest (2.0").