Old Greenwich, Connecticut | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    53°
    Monday 4/15
    Forecast night icon
    53°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Lows in the mid 40s. North winds 10 to 15 mph.
  • Forecast day icon
    Tuesday
    Sunny
    64°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Tuesday 4/16
    Day
    64°
    Sunny
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 60s. Northwest winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the mid 40s. North winds 5 to 10 mph.
  • Forecast day icon
    Wednesday
    Partly Sunny
    55°
    Forecast night icon
    Night
    80% Chance Rain Showers
    47°
    Wednesday 4/17
    Day
    55°
    Partly Sunny
    Forecast day icon
    Night
    47°
    80% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then mostly cloudy with a slight chance of showers in the afternoon. Highs in the upper 50s. Northeast winds 5 to 10 mph becoming southeast in the afternoon. Chance of rain 20 percent.
    Night Details
    Showers. Lows in the mid 40s. East winds 10 to 15 mph. Gusts up to 25 mph after midnight. Chance of rain 80 percent.
  • Forecast day icon
    Thursday
    70% Chance Rain Showers
    48°
    Forecast night icon
    Night
    60% Chance Rain Showers
    46°
    Thursday 4/18
    Day
    48°
    70% Chance Rain Showers
    Forecast day icon
    Night
    46°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers likely. Highs in the upper 40s. Chance of rain 70 percent.
    Night Details
    Cloudy. Showers likely mainly in the evening. Lows in the mid 40s. Chance of rain 60 percent.
  • Forecast day icon
    Friday
    Mostly Cloudy
    50°
    Forecast night icon
    Night
    40% Chance Rain Showers
    49°
    Friday 4/19
    Day
    50°
    Mostly Cloudy
    Forecast day icon
    Night
    49°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Highs in the upper 50s.
    Night Details
    Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s.
  • Forecast day icon
    Saturday
    40% Chance Rain Showers
    65°
    Forecast night icon
    Night
    30% Chance Rain Showers
    47°
    Saturday 4/20
    Day
    65°
    40% Chance Rain Showers
    Forecast day icon
    Night
    47°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a 40 percent chance of showers. Highs in the lower 60s.
    Night Details
    Mostly cloudy with a chance of showers in the evening then partly cloudy after midnight. Lows in the lower 40s. Chance of rain 30 percent.
  • Forecast day icon
    Sunday
    Partly Sunny
    56°
    Forecast night icon
    Night
    Mostly Cloudy
    43°
    Sunday 4/21
    Day
    56°
    Partly Sunny
    Forecast day icon
    Night
    43°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the upper 50s.
    Night Details
    Mostly cloudy. Lows in the lower 40s.
  • Forecast day icon
    Monday
    Mostly Sunny
    56°
    Forecast night icon
    Night
    Clear
    46°
    Monday 4/22
    Day
    56°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 50s.
    Night Details
    Clear. Low temperature around 46F. Dew point will be around 33F with an average humidity of 52%. Winds will be 1 mph from the N.
  • Forecast day icon
    Tuesday
    Sunny
    58°
    Forecast night icon
    Night
    30% Chance of Rain
    49°
    Tuesday 4/23
    Day
    58°
    Sunny
    Forecast day icon
    Night
    49°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 58F. Dew point will be around 36F with an average humidity of 52%. Winds will be 2 mph from the S.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 49F. Dew point will be around 38F with an average humidity of 59%. Winds will be 3 mph from the S.
  • Forecast day icon
    Wednesday
    Sunny
    60°
    Forecast night icon
    Night
    30% Chance of Rain
    51°
    Wednesday 4/24
    Day
    60°
    Sunny
    Forecast day icon
    Night
    51°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 60F. Dew point will be around 42F with an average humidity of 60%. Winds will be 3 mph from the S.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 51F. Dew point will be around 43F with an average humidity of 66%. Winds will be 3 mph from the SE.