Summerville Airport Weather Forecast
- 43
- 64
Mostly Sunny
- 40
- 66
Sunny
- 44
- 67
Mostly Sunny
- 50
- 68
Slight Chance Thunderstorms
- 49
- 67
Slight Chance Rain Showers
- 45
- 68
Mostly Sunny
Today 30 Oct Dorchester
Mostly sunny. Highs in the lower 60s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.
Tonight 30 Oct Dorchester
Mostly clear. Lows in the lower 40s. West Winds 15 to 20 Mph with Gusts up to 25 Mph.
Summerville Airport Temperature Statistics
October Temperature
Summerville Airport (0 miles)
Lowest 21 October, 2025
44.6 °FAverage October
65 °FHighest 6 October, 2025
87.8 °F
Climate (2020–Present)
Summerville Airport (0 miles)
Average Low 2020–2025
56.4 °FAverage 2020–2025
65.9 °FAverage High 2020–2025
76.8 °F