Hay Harbor Weather Forecast
- 28
- 35
Chance Rain
- 33
- 43
Rain
- 22
- 36
Mostly Sunny
- 37
- 40
Chance Rain/Snow
- 32
- 46
Mostly Cloudy
- 26
- 37
Partly Sunny
Today 30 Jan Northeast Suffolk
Sunny. Highs in the mid 30s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.
Tonight 30 Jan Northeast Suffolk
Partly cloudy in the Evening, then mostly cloudy with a slight chance of rain after midnight. Lows in the upper 20s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.
Hay Harbor Temperature Statistics
January Temperature
Groton / New London, Groton / New London Airport (4.3 miles)
Lowest 22 January, 2025
5.8 °FAverage January
29.1 °FHighest 1 January, 2025
51.7 °F
Climate (2020–Present)
Groton / New London, Groton / New London Airport (4.3 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
45.6 °FAverage 2020–2025
53.4 °FAverage High 2020–2025
61 °F