Dorchester Weather Forecast
- 45
- 68
Increasing Clouds
- 35
- 54
Mostly Sunny
- 42
- 57
Mostly Sunny
- 51
- 66
Mostly Sunny
- 47
- 71
Mostly Sunny
- 49
- 64
Partly Sunny
Today 26 Oct Suffolk
Sunny. Highs in the upper 60s. West Winds 5 to 10 Mph.
Tonight 26 Oct Suffolk
Mostly cloudy. Lows in the mid 40s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.
Dorchester Temperature Statistics
October Temperature
Boston, Logan International Airport (5 miles)
Lowest 18 October, 2026
37.7 °FAverage October
58 °FHighest 2 October, 2026
87.7 °F
Climate (2021–2026)
Boston, Logan International Airport (5 miles)
Average Low 2021–2026
46.5 °FAverage 2021–2026
53.5 °FAverage High 2021–2026
60.9 °F