Climate change in Dorchester County, Maryland
Since 1979, Dorchester County, Maryland has warmed 3.3°F, with 12 more days above 90°F, 27 more nights above 70°F and 2% less precipitation a year. Its climate in 1996–2025 is most like Gloucester County, VA's was in 1951–1980.
- Average temperature: +3.3°F
- Summer highs (Jun–Aug): +2.4°F
- Winter lows (Dec–Feb): +3.6°F
- Precipitation: −2%
- Wettest day of the year: +9%
- Longest dry spell: +1 days
- Days above 90°F: +12 days
- Nights above 70°F: +27 days
- Freezing nights: −16 days
- Frost-free season: +8 days
- Muggy days: +21 days
- Summer heat index (Jun–Aug): +4.3°F
- Extreme fire-weather days: −7 days
- Snowfall: −18%
- Snowy days (1 inch or more): −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.