Climate change in Beaufort County, South Carolina
Since 1979, Beaufort County, South Carolina has warmed 2.8°F, with 12 more days above 90°F, 30 more nights above 70°F and 5% less precipitation a year. Its climate in 1996–2025 is most like Jefferson County, TX's was in 1951–1980.
- Average temperature: +2.8°F
- Summer highs (Jun–Aug): +0.6°F
- Winter lows (Dec–Feb): +4.4°F
- Precipitation: −5%
- Wettest day of the year: +43%
- Longest dry spell: +2 days
- Days above 90°F: +12 days
- Nights above 70°F: +30 days
- Freezing nights: −12 days
- Frost-free season: +18 days
- Muggy days: +23 days
- Summer heat index (Jun–Aug): +2.3°F
- Extreme fire-weather days: −2 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.