Weather in Old Greenwich, Connecticut, United States

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7-Day Detailed Weather Forecast for Old Greenwich

Tonight

Temperature: 64°F

Wind Speed: 7 to 17 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms between 8pm and 11pm, then showers and thunderstorms. Mostly cloudy. Low around 64, with temperatures rising to around 67 overnight. Southwest wind 7 to 17 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Temperature: 78°F

Wind Speed: 12 mph

Wind Direction: NW

Forecast: A slight chance of rain showers before 8am. Sunny, with a high near 78. Northwest wind around 12 mph. Chance of precipitation is 20%.

Monday Night

Temperature: 57°F

Wind Speed: 5 to 12 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 57. Northwest wind 5 to 12 mph.

Tuesday

Temperature: 81°F

Wind Speed: 2 to 8 mph

Wind Direction: W

Forecast: Sunny, with a high near 81. West wind 2 to 8 mph.

Tuesday Night

Temperature: 61°F

Wind Speed: 1 to 8 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 61. South wind 1 to 8 mph.

Wednesday

Temperature: 81°F

Wind Speed: 1 to 12 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms after 2pm. Partly sunny. High near 81, with temperatures falling to around 79 in the afternoon.

Wednesday Night

Temperature: 62°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 62.

Thursday

Temperature: 86°F

Wind Speed: 6 to 18 mph

Wind Direction: S

Forecast: A chance of rain showers between 8am and 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.

Thursday Night

Temperature: 67°F

Wind Speed: 12 to 18 mph

Wind Direction: SW

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

Juneteenth

Temperature: 87°F

Wind Speed: 12 to 15 mph

Wind Direction: W

Forecast: A chance of rain showers. Partly sunny, with a high near 87. Chance of precipitation is 40%.

Friday Night

Temperature: 64°F

Wind Speed: 9 to 14 mph

Wind Direction: W

Forecast: A chance of rain showers before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 40%.

Saturday

Temperature: 87°F

Wind Speed: 12 to 16 mph

Wind Direction: W

Forecast: Sunny, with a high near 87.

Saturday Night

Temperature: 64°F

Wind Speed: 8 to 16 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 64.

Sunday

Temperature: 87°F

Wind Speed: 8 to 12 mph

Wind Direction: W

Forecast: Sunny, with a high near 87.