National Weather Service Forecast for: Oakville CT
Issued by: National Weather Service Albany, NY
Updated: 8:36 pm EDT Jun 18, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 59. West wind around 10 mph.
Partly Cloudy

Juneteenth

Juneteenth: Mostly sunny, with a high near 79. West wind 11 to 13 mph.
Mostly Sunny

Friday
Night
Friday Night: Clear, with a low around 57. West wind around 9 mph.
Clear

Saturday

Saturday: Sunny, with a high near 77. West wind around 15 mph, with gusts as high as 25 mph.
Sunny

Saturday
Night
Saturday Night: Mostly clear, with a low around 56. West wind 3 to 8 mph.
Mostly Clear

Sunday

Sunday: A slight chance of showers and thunderstorms after 2pm.  Sunny, with a high near 79. Chance of precipitation is 20%.
Sunny then
Slight Chance
T-storms
Sunday
Night
Sunday Night: Partly cloudy, with a low around 56.
Partly Cloudy

Monday

Monday: Showers, mainly after 8am.  High near 73. Chance of precipitation is 80%.
Showers

Monday
Night
Monday Night: Showers, mainly before 2am.  Low around 58. Chance of precipitation is 80%.
Showers

Lo 59 °F Hi 79 °F Lo 57 °F Hi 77 °F Lo 56 °F Hi 79 °F Lo 56 °F Hi 73 °F Lo 58 °F

 

Tonight
 
Partly cloudy, with a low around 59. West wind around 10 mph.
Juneteenth
 
Mostly sunny, with a high near 79. West wind 11 to 13 mph.
Friday Night
 
Clear, with a low around 57. West wind around 9 mph.
Saturday
 
Sunny, with a high near 77. West wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
 
Mostly clear, with a low around 56. West wind 3 to 8 mph.
Sunday
 
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 79. Chance of precipitation is 20%.
Sunday Night
 
Partly cloudy, with a low around 56.
Monday
 
Showers, mainly after 8am. High near 73. Chance of precipitation is 80%.
Monday Night
 
Showers, mainly before 2am. Low around 58. Chance of precipitation is 80%.
Tuesday
 
A chance of showers before 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Tuesday Night
 
Partly cloudy, with a low around 57.
Wednesday
 
Sunny, with a high near 80.
Wednesday Night
 
Partly cloudy, with a low around 58.
Thursday
 
A chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 40%.

 

Forecast from NOAA-NWS for Oakville CT.