Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
72°F
22°C
| Humidity | 76% |
| Wind Speed | S 5 mph |
| Barometer | 30.10 in (1019.4 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 4 Aug 7:56 pm EDT |
Extended Forecast for
3 Miles NNE Hadlyme CT
Tonight
Low: 60 °F
Mostly Cloudy
then Patchy
FogWednesday
High: 83 °F
Patchy Fog
then Mostly
SunnyWednesday Night

Low: 69 °F
Chance
Showers and
Patchy FogThursday
High: 87 °F
Partly Sunny
then Slight
Chance
T-stormsThursday Night
Low: 71 °F
Slight Chance
T-storms then
Slight Chance
ShowersFriday
High: 88 °F
Sunny then
Chance
T-stormsFriday Night
Low: 70 °F
Chance
T-storms then
Partly CloudySaturday

High: 87 °F
Mostly Sunny
Saturday Night

Low: 71 °F
Partly Cloudy
Detailed Forecast
Tonight
Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Heat index values as high as 97. Calm wind becoming southwest 5 to 8 mph in the morning.
Thursday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Light southwest wind. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 86.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Hadlyme CT
41.44°N 72.33°W (Elev. 95 ft)
41.44°N 72.33°W (Elev. 95 ft)
4:10 pm EDT Aug 4, 2026
8pm EDT Aug 4, 2026-6pm EDT Aug 11, 2026


