Griswold Island Weather Forecast
- 44
- 57
Chance Rain
- 45
- 58
Mostly Cloudy
- 46
- 57
Slight Chance Rain Showers
- 52
- 61
Partly Sunny
- 54
- 66
Rain Showers Likely
- 52
- 63
Chance Rain Showers
- 51
- 67
Partly Sunny
Today 10 May Southern New London
Mostly cloudy with a 50 percent chance of Showers. Near steady temperature in the mid 50s. East Winds 10 to 15 Mph with Gusts up to 25 Mph.
Tonight 10 May Southern New London
Mostly cloudy. A chance of rain this evening. Lows in the lower 40s. Northeast Winds 5 to 10 Mph. Gusts up to 20 Mph this evening. Chance of rain 30 percent.
Griswold Island Temperature Statistics
May Temperature
Groton / New London, Groton / New London Airport (9.3 miles)
Lowest 4 May, 2024
42.7 °FAverage May
54.9 °FHighest 7 May, 2024
72 °F
Climate (2019–Present)
Groton / New London, Groton / New London Airport (9.3 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
45.8 °FAverage 2019–2024
53.5 °FAverage High 2019–2024
60.9 °F