Weather in Old Greenwich, Connecticut, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Old Greenwich
Overnight |
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Temperature: 67°F Wind Speed: 5 mph Wind Direction: NE Forecast: Mostly clear, with a low around 67. Northeast wind around 5 mph. |
Monday |
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Temperature: 86°F Wind Speed: 2 to 7 mph Wind Direction: E Forecast: Mostly sunny. High near 86, with temperatures falling to around 84 in the afternoon. East wind 2 to 7 mph. |
Monday Night |
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Temperature: 73°F Wind Speed: 8 mph Wind Direction: S Forecast: A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
Tuesday |
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Temperature: 89°F Wind Speed: 6 to 13 mph Wind Direction: S Forecast: Showers and thunderstorms likely. Mostly cloudy. High near 89, with temperatures falling to around 87 in the afternoon. Heat index values as high as 99. South wind 6 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
Tuesday Night |
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Temperature: 72°F Wind Speed: 6 to 12 mph Wind Direction: SW Forecast: Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind 6 to 12 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible. |
Wednesday |
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Temperature: 87°F Wind Speed: 7 mph Wind Direction: W Forecast: A slight chance of rain showers before 8am. Mostly sunny, with a high near 87. |
Wednesday Night |
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Temperature: 69°F Wind Speed: 2 to 7 mph Wind Direction: W Forecast: Mostly clear, with a low around 69. |
Thursday |
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Temperature: 87°F Wind Speed: 2 to 9 mph Wind Direction: W Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87. |
Thursday Night |
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Temperature: 67°F Wind Speed: 8 mph Wind Direction: W Forecast: A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. |
Independence Day |
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Temperature: 82°F Wind Speed: 8 mph Wind Direction: NW Forecast: Sunny, with a high near 82. |
Friday Night |
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Temperature: 65°F Wind Speed: 5 to 8 mph Wind Direction: NW Forecast: Mostly clear, with a low around 65. |
Saturday |
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Temperature: 86°F Wind Speed: 5 to 8 mph Wind Direction: W Forecast: Mostly sunny, with a high near 86. |
Saturday Night |
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Temperature: 70°F Wind Speed: 8 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 70. |
Sunday |
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Temperature: 90°F Wind Speed: 6 to 12 mph Wind Direction: SW Forecast: Partly sunny, with a high near 90. |