Nantasket Beach Weather Forecast
- 60
- 71
Mostly Cloudy
- 61
- 75
Mostly Sunny
- 65
- 84
Mostly Sunny
- 65
- 80
Mostly Cloudy
- 63
- 78
Rain Showers Likely
- 59
- 79
Mostly Sunny
Today 21 Aug Eastern Plymouth
Mostly cloudy. Highs around 70. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph.
Tonight 21 Aug Eastern Plymouth
Cloudy with a 50 percent chance of Showers. Near steady temperature around 60. East Winds 5 to 10 Mph with Gusts up to 20 Mph.
Nantasket Beach Temperature Statistics
August Temperature
Boston, Logan International Airport (9.3 miles)
Lowest 1 August, 2025
60.7 °FAverage August
72.6 °FHighest 17 August, 2025
92.6 °F
Climate (2020–Present)
Boston, Logan International Airport (9.3 miles)
Average Low 2020–2025
46.9 °FAverage 2020–2025
53.8 °FAverage High 2020–2025
61.1 °F