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Weather & Climate in Jonestown, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jonestown enjoys a temperate climate with an average annual temperature of 67°F (20°C). Winters average 49°F in January while summers reach 84°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 37.1 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 737 feet.
Temperature
49°F Jan (9°C)
84°F Jul (29°C)
| Annual Average | 67.3°F |
| 25% above US avg | |
| January Average | 49°F (9°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 737 ft (225 m) |
| Area | 7.5 sq mi (19.4 km²) |
| Population Density | 377/sq mi |
| Coordinates | 30.4817°N, 97.9320°W |
| Timezone | America/Chicago |
| County | Travis County County |
| Nearest Airport | Austin-Bergstrom International (AUS) 25 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
29 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.4.
| Apr 10, 2021 | 10 km SSE of Smiley, Texas | M3.4 | 148 km | 5 km |
| Feb 7, 2021 | 8 km ESE of Smiley, Texas | M3.2 | 143 km | 6 km |
| Feb 19, 2015 | 3 km N of Hallettsville, Texas | M3.1 | 147 km | 5 km |
| May 14, 2019 | 1 km SSE of Smiley, Texas | M3.1 | 139 km | 5 km |
| Feb 3, 2019 | 13 km ESE of Smiley, Texas | M3.0 | 146 km | 5 km |
| Jan 1, 2024 | 18 km S of Gonzales, Texas | M3.0 | 136 km | 3 km |
| Jul 21, 2021 | 11 km S of Smiley, Texas | M2.9 | 150 km | 5 km |
| Sep 3, 2015 | 7 km NNE of Leander, Texas | M2.9 | 21 km | 5 km |
| Aug 19, 2022 | 11 km E of Smiley, Texas | M2.9 | 140 km | 7 km |
| May 17, 2019 | 12 km ESE of Smiley, Texas | M2.9 | 145 km | 7 km |
| Oct 20, 2017 | 5 km W of Flatonia, Texas | M2.9 | 116 km | 3 km |
| Sep 22, 2015 | 14 km SSW of Nixon, Texas | M2.9 | 149 km | 5 km |
| Jun 16, 2022 | 17 km E of Smiley, Texas | M2.8 | 141 km | 7 km |
| Apr 8, 2021 | 9 km SSE of Smiley, Texas | M2.8 | 147 km | 8 km |
| Jan 4, 1995 | 1 km NW of Hallettsville, Texas | M2.7 | 149 km | 5 km |
| Aug 24, 2021 | 3 km NNW of Hallettsville, Texas | M2.6 | 147 km | 5 km |
| Jul 22, 2023 | 13 km ENE of Smiley, Texas | M2.6 | 139 km | 7 km |
| Mar 13, 2018 | 11 km S of Nixon, Texas | M2.6 | 148 km | 5 km |
| May 5, 2019 | 14 km ESE of Smiley, Texas | M2.5 | 145 km | 7 km |
| May 4, 2019 | 14 km ESE of Smiley, Texas | M2.5 | 146 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
6 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 | 228 km |
| 2021 | Nicholas | Category 1 | 75 mph | 286 km |
| 2017 | Harvey | Category 4 | 132 mph | 207 km |
| 2008 | Ike | Category 2 | 98 mph | 258 km |
| 2003 | Claudette | Category 1 | 92 mph | 232 km |
| 1983 | Alicia | Category 3 | 115 mph | 250 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
427 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 | 48 km | 5.1 mi | 27 |
| May 27, 1997 | EF4 | 15 km | 5.6 mi | 1 |
| Apr 12, 2022 | EF3 | 47 km | 16.6 mi | 0 |
| Oct 12, 2001 | EF3 | 75 km | 2.5 mi | 0 |
| May 27, 1997 | EF3 | 88 km | 1.4 mi | 0 |
| May 27, 1997 | EF3 | 13 km | 9.2 mi | 0 |
| May 13, 1994 | EF3 | 34 km | 3.5 mi | 0 |
| Mar 14, 1990 | EF3 | 77 km | 9.0 mi | 0 |
| May 17, 1989 | EF3 | 44 km | 3.0 mi | 1 |
| Apr 7, 1980 | EF3 | 23 km | 31.7 mi | 1 |
| May 26, 1976 | EF3 | 82 km | 2.0 mi | 2 |
| Mar 10, 1973 | EF3 | 40 km | 7.8 mi | 0 |
| May 6, 1969 | EF3 | 75 km | 38.9 mi | 0 |
| Sep 20, 1967 | EF3 | 94 km | 5.0 mi | 0 |
| May 10, 1959 | EF3 | 30 km | 11.0 mi | 0 |
| Apr 24, 1957 | EF3 | 59 km | 14.7 mi | 0 |
| Mar 20, 1957 | EF3 | 99 km | 16.9 mi | 0 |
| Apr 30, 1954 | EF3 | 47 km | 139.9 mi | 0 |
| Dec 2, 1953 | EF3 | 92 km | 3.3 mi | 0 |
| Apr 28, 1953 | EF3 | 91 km | 0.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
20 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 | 78 km |
| 2022 | CRITTENBERG COMPLEX | 21,391 | 90 km |
| 2011 | ROBINETTE | 6,039 | 86 km |
| 2011 | UNNAMED | 5,706 | 87 km |
| 2011 | DELHI | 4,735 | 89 km |
| 2011 | SPICEWOOD | 4,239 | 19 km |
| 2015 | HIDDEN PINES | 3,807 | 85 km |
| 1984 | STEWAIT | 3,696 | 47 km |
| 2018 | HARMAN ROAD | 3,094 | 95 km |
| 2009 | OWL CREEK | 2,376 | 93 km |
| 2011 | UNNAMED | 2,236 | 83 km |
| 2002 | UNNAMED | 2,234 | 31 km |
| 2006 | BROWNS CREEK RANGE | 1,889 | 92 km |
| 2000 | CHEROKEE FIRE | 1,597 | 79 km |
| 2011 | UNNAMED | 1,581 | 81 km |
| 2008 | BERTRAM | 1,567 | 34 km |
| 2008 | HWY 195 FIRE | 1,523 | 39 km |
| 2022 | BUDDY | 1,521 | 60 km |
| 2008 | CR 208 | 1,483 | 53 km |
| 2009 | UNNAMED | 1,445 | 89 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (9°C) | 1.8 in | Coldest, Driest |
| February | 52°F (11°C) | 2.2 in | |
| March | 59°F (15°C) | 2.0 in | |
| April | 66°F (19°C) | 2.7 in | |
| May | 73°F (23°C) | 4.7 in | Wettest |
| June | 80°F (26°C) | 3.6 in | |
| July | 84°F (29°C) | 1.9 in | Warmest |
| August | 83°F (28°C) | 2.1 in | |
| September | 77°F (25°C) | 3.5 in | |
| October | 69°F (20°C) | 3.4 in | |
| November | 58°F (15°C) | 2.4 in | |
| December | 51°F (10°C) | 1.9 in |
Jonestown has a seasonal temperature swing of 36°F / from 49°F in January to 84°F in July. Total annual precipitation is 32.3 inches, with May being the wettest month (4.7") and January the driest (1.8").