Climate change in Hamilton County, Texas
Since 1979, Hamilton County, Texas has warmed 3.1°F, with 28 more days above 90°F, 17 more nights above 70°F and 6% less precipitation a year. Its climate in 1996–2025 is most like Burnet County, TX's was in 1951–1980.
- Average temperature: +3.1°F
- Summer highs (Jun–Aug): +3.5°F
- Winter lows (Dec–Feb): +2.1°F
- Precipitation: −6%
- Wettest day of the year: +19%
- Longest dry spell: +7 days
- Days above 90°F: +28 days
- Nights above 70°F: +17 days
- Freezing nights: −6 days
- Frost-free season: +14 days
- Muggy days: +14 days
- Summer heat index (Jun–Aug): +3.9°F
- Extreme fire-weather days: +25 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.