10-Day Weather Forecast - Greenwich, CT

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  • Weekend Weather

  • 37|33°F
    Mostly Sunny
    Arrow up

    Today

    37°F

    Mostly sunny. Much cooler with highs in the upper 30s. West winds 5 to 10 mph with gusts up to 20 mph becoming southwest this afternoon.

    Tonight

    33°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows around 30. Southwest winds 10 to 15 mph. Gusts up to 20 mph increasing to 30 mph after midnight.

    Hourly details
  • Day

    43°F

    Mostly cloudy in the morning then clearing. Highs in the lower 40s. West winds 15 to 20 mph with gusts up to 30 mph.

    Night

    27°F

    Mostly clear. Lows in the lower 20s. Northwest winds 10 to 15 mph with gusts up to 30 mph.

    Hourly details
  • Day

    37°F

    Sunny. Highs in the mid 30s. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the morning.

    Night

    32°F

    Mostly cloudy. A chance of snow after midnight. Lows in the upper 20s. Chance of snow 40 percent.

    Hourly details
  • Day

    38°F

    Rain and snow likely in the morning. Little or no snow accumulation. Highs in the lower 40s. Chance of precipitation 70 percent.

    Night

    35°F

    Mostly cloudy. Lows in the lower 30s.

    Hourly details
  • Day

    41°F

    Sunny. Highs in the lower 40s.

    Night

    31°F

    Mostly cloudy. Lows in the upper 20s.

    Hourly details
  • Day

    42°F

    Cloudy with a 40 percent chance of rain. Highs in the mid 40s.

    Night

    39°F

    Mostly cloudy. A chance of rain in the evening. Lows in the upper 30s. Chance of rain 40 percent.

    Hourly details
  • Day

    50°F

    Mostly cloudy. Highs around 50.

    Night

    38°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 38F. Dew point will be around 39F with an average humidity of 85%. Winds will be 5 mph from the N.

  • Weekend Weather

  • Day

    43°F

    Partly cloudy. High temperature around 43F. Dew point will be around 33F with an average humidity of 75%. Winds will be 3 mph from the N.

    Night

    36°F

    Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 36F. Dew point will be around 32F with an average humidity of 79%. Winds will be 2 mph from the N.

  • Day

    41°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 41F. Dew point will be around 29F with an average humidity of 70%. Winds will be 6 mph from the NW.

    Night

    26°F

    Clear. Low temperature around 26F. Dew point will be around 20F with an average humidity of 68%. Winds will be 9 mph from the NW.

  • Day

    34°F

    Sunny. High temperature around 34F. Dew point will be around 19F with an average humidity of 62%. Winds will be 7 mph from the NW.

    Night

    26°F

    Clear. Low temperature around 26F. Dew point will be around 18F with an average humidity of 65%. Winds will be 7 mph from the NW.