Rainsford Island Weather Forecast
- 61
- 78
Severe Tstms
- 58
- 64
Rain Showers
- 58
- 66
Mostly Sunny
- 58
- 64
Slight Chance Rain Showers
- 58
- 63
Chance Rain Showers
- 56
- 69
Mostly Sunny
- 54
- 59
Mostly Sunny
Today 6 Sep Suffolk
Partly sunny with isolated Showers and Thunderstorms. Some Thunderstorms may produce damaging Winds, frequent Lightning, and heavy rainfall. Near steady temperature in the lower 80s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.
Tonight 6 Sep Suffolk
Showers with a chance of Thunderstorms this Evening, then Showers likely after midnight. Lows in the lower 60s. West Winds 10 to 15 Mph with Gusts up to 30 Mph, becoming north around 5 Mph after midnight. Chance of rain 90 percent.
Rainsford Island Temperature Statistics
September Temperature
Boston, Logan International Airport (4.3 miles)
Lowest 4 September, 2025
59 °FAverage September
67 °FHighest 4 September, 2025
78.1 °F
Climate (2020–Present)
Boston, Logan International Airport (4.3 miles)
Average Low 2020–2025
46.9 °FAverage 2020–2025
53.8 °FAverage High 2020–2025
61.1 °F