Hammonasset Beach Weather Forecast
- 66
- 82
Chance Thunderstorms
- 64
- 81
Mostly Sunny
- 67
- 82
Partly Sunny
- 68
- 82
Partly Sunny
- 70
- 86
Mostly Sunny
- 71
- 89
Mostly Sunny
Today 19 Jun Southern New Haven
Partly sunny. Humid with Highs in the upper 80s. South Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon. Heat index Values in the mid 90s in the afternoon.
Tonight 19 Jun Southern New Haven
Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy with a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce gusty Winds and heavy rainfall in the evening. Lows in the mid 60s. Southwest Winds 10 to 15 Mph. Chance of rain 40 percent.
Hammonasset Beach Temperature Statistics
June Temperature
Chester, Chester Airport (8.7 miles)
Lowest 1 June, 2025
48.2 °FAverage June
67.2 °FHighest 5 June, 2025
89.6 °F
Climate (2020–Present)
Chester, Chester Airport (8.7 miles)
Average Low 2020–2025
45.5 °FAverage 2020–2025
53.8 °FAverage High 2020–2025
62.6 °F