Castle Island Weather Forecast
- 41
- 55
Sunny
- 46
- 61
Partly Sunny
- 53
- 62
Chance Rain Showers
- 50
- 64
Mostly Cloudy
- 53
- 62
Chance Rain Showers
- 52
- 65
Chance Rain Showers
Today 26 Apr Suffolk
Sunny. Patchy frost in the morning. Highs in the mid 50s. Northeast Winds 5 to 10 Mph, becoming east in the afternoon.
Tonight 26 Apr Suffolk
Clear. Patchy frost. Lows in the mid 30s. West Winds around 5 Mph.
Castle Island Temperature Statistics
April Temperature
Boston, Logan International Airport (1.2 miles)
Lowest 4 April, 2024
35.7 °FAverage April
48.1 °FHighest 15 April, 2024
73.7 °F
Climate (2019–Present)
Boston, Logan International Airport (1.2 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
47.1 °FAverage 2019–2024
53.7 °FAverage High 2019–2024
60.9 °F