7-Day Forecast Summary
7-Day Detailed Weather Forecast for Old Greenwich
This Afternoon |
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Temperature: 82°F Wind Speed: 5 mph Wind Direction: S Forecast: Sunny, with a high near 82. South wind around 5 mph. |
Tonight |
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Temperature: 70°F Wind Speed: 5 to 8 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 70. South wind 5 to 8 mph. |
Thursday |
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Temperature: 82°F Wind Speed: 5 to 14 mph Wind Direction: S Forecast: A slight chance of rain showers between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms likely between 2pm and 5pm, then a chance of showers and thunderstorms. Partly sunny. High near 82, with temperatures falling to around 80 in the afternoon. South wind 5 to 14 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible. |
Thursday Night |
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Temperature: 69°F Wind Speed: 2 to 12 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 69. Southwest wind 2 to 12 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible. |
Friday |
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Temperature: 84°F Wind Speed: 5 mph Wind Direction: W Forecast: A slight chance of rain showers. Partly sunny. High near 84, with temperatures falling to around 82 in the afternoon. West wind around 5 mph. Chance of precipitation is 20%. |
Friday Night |
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Temperature: 64°F Wind Speed: 3 to 8 mph Wind Direction: NW Forecast: A slight chance of rain showers before 8pm. Partly cloudy, with a low around 64. |
Saturday |
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Temperature: 80°F Wind Speed: 3 to 8 mph Wind Direction: NE Forecast: Sunny, with a high near 80. |
Saturday Night |
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Temperature: 65°F Wind Speed: 3 mph Wind Direction: SW Forecast: Mostly clear, with a low around 65. |
Sunday |
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Temperature: 82°F Wind Speed: 2 to 9 mph Wind Direction: SW Forecast: Sunny, with a high near 82. |
Sunday Night |
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Temperature: 70°F Wind Speed: 9 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 70. |
Monday |
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Temperature: 83°F Wind Speed: 8 mph Wind Direction: W Forecast: Mostly sunny, with a high near 83. |
Monday Night |
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Temperature: 71°F Wind Speed: 6 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 71. |
Tuesday |
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Temperature: 83°F Wind Speed: 8 mph Wind Direction: SW Forecast: A slight chance of rain showers after 2pm. Mostly sunny, with a high near 83. |
Tuesday Night |
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Temperature: 71°F Wind Speed: 5 to 8 mph Wind Direction: SW Forecast: A chance of rain showers. Mostly cloudy, with a low around 71. |

