National Weather Service Forecast for: New London CT
Issued by: National Weather Service New York, NY
Updated: 4:34 pm EDT Jun 18, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 66. West wind around 11 mph, with gusts as high as 21 mph.
Partly Cloudy

Juneteenth

Juneteenth: Mostly sunny, with a high near 81. West wind 10 to 18 mph, with gusts as high as 30 mph.
Mostly Sunny

Friday
Night
Friday Night: Clear, with a low around 62. West wind 7 to 10 mph, with gusts as high as 20 mph.
Clear

Saturday

Saturday: Sunny, with a high near 81. Breezy, with a west wind 15 to 21 mph, with gusts as high as 32 mph.
Sunny and
Breezy

Saturday
Night
Saturday Night: Mostly clear, with a low around 61. West wind 3 to 8 mph.
Mostly Clear

Sunday

Sunday: Sunny, with a high near 80.
Sunny

Sunday
Night
Sunday Night: Partly cloudy, with a low around 61.
Partly Cloudy

Monday

Monday: Showers likely, mainly after 2pm.  Partly sunny, with a high near 78. Chance of precipitation is 70%.
Chance
Showers then
Showers
Likely
Monday
Night
Monday Night: Showers.  Low around 63. Chance of precipitation is 80%.
Showers

Lo 66 °F Hi 81 °F Lo 62 °F Hi 81 °F Lo 61 °F Hi 80 °F Lo 61 °F Hi 78 °F Lo 63 °F

Hazardous Weather Outlook
 

Tonight
 
Partly cloudy, with a low around 66. West wind around 11 mph, with gusts as high as 21 mph.
Juneteenth
 
Mostly sunny, with a high near 81. West wind 10 to 18 mph, with gusts as high as 30 mph.
Friday Night
 
Clear, with a low around 62. West wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday
 
Sunny, with a high near 81. Breezy, with a west wind 15 to 21 mph, with gusts as high as 32 mph.
Saturday Night
 
Mostly clear, with a low around 61. West wind 3 to 8 mph.
Sunday
 
Sunny, with a high near 80.
Sunday Night
 
Partly cloudy, with a low around 61.
Monday
 
Showers likely, mainly after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Monday Night
 
Showers. Low around 63. Chance of precipitation is 80%.
Tuesday
 
Showers likely, mainly before 8am. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Tuesday Night
 
Partly cloudy, with a low around 63.
Wednesday
 
Sunny, with a high near 83.
Wednesday Night
 
Mostly clear, with a low around 63.
Thursday
 
Mostly sunny, with a high near 81.

 

Forecast from NOAA-NWS for New London CT.