Old Greenwich, Connecticut | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    70% Chance Rain Showers
    48°
    Friday 4/19
    Forecast night icon
    48°
    70% Chance Rain Showers
    Hourly
    Night Details
    Cloudy. A slight chance of showers this evening then showers likely after midnight. Lows in the upper 40s. South winds around 5 mph. Chance of rain 70 percent.
  • Forecast day icon
    Saturday
    70% Chance Rain Showers
    60°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Saturday 4/20
    Day
    60°
    70% Chance Rain Showers
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with showers likely in the morning then mostly sunny with a slight chance of showers in the afternoon. Highs in the mid 60s. West winds 10 to 15 mph. Chance of rain 70 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the upper 30s. Northwest winds 10 to 15 mph.
  • Forecast day icon
    Sunday
    Mostly Sunny
    54°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Sunday 4/21
    Day
    54°
    Mostly Sunny
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 50s. West winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the lower 40s. West winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Sunny
    57°
    Forecast night icon
    Night
    Mostly Clear
    43°
    Monday 4/22
    Day
    57°
    Sunny
    Forecast day icon
    Night
    43°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 50s.
    Night Details
    Mostly clear. Lows in the upper 30s.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    58°
    Forecast night icon
    Night
    Mostly Cloudy
    51°
    Tuesday 4/23
    Day
    58°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs around 60.
    Night Details
    Mostly cloudy. Lows in the mid 40s.
  • Forecast day icon
    Wednesday
    70% Chance Rain Showers
    56°
    Forecast night icon
    Night
    70% Chance Rain Showers
    39°
    Wednesday 4/24
    Day
    56°
    70% Chance Rain Showers
    Forecast day icon
    Night
    39°
    70% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the morning then showers likely in the afternoon. Highs in the lower 60s. Chance of rain 70 percent.
    Night Details
    Partly cloudy with showers likely in the evening then mostly clear after midnight. Lows in the upper 30s. Chance of rain 70 percent.
  • Forecast day icon
    Thursday
    Sunny
    53°
    Forecast night icon
    Night
    Mostly Clear
    40°
    Thursday 4/25
    Day
    53°
    Sunny
    Forecast day icon
    Night
    40°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 50s.
    Night Details
    Mostly clear. Lows in the upper 30s.
  • Forecast day icon
    Friday
    Sunny
    56°
    Forecast night icon
    Night
    Mostly Clear
    46°
    Friday 4/26
    Day
    56°
    Sunny
    Forecast day icon
    Night
    46°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 50s.
    Night Details
    Mostly clear. Low temperature around 46F. Dew point will be around 37F with an average humidity of 61%. Winds will be 2 mph from the NW.
  • Forecast day icon
    Saturday
    30% Chance of Rain
    56°
    Forecast night icon
    Night
    30% Chance of Rain
    49°
    Saturday 4/27
    Day
    56°
    30% Chance of Rain
    Forecast day icon
    Night
    49°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 56F. Dew point will be around 41F with an average humidity of 64%. Winds will be 2 mph from the SE.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 49F. Dew point will be around 44F with an average humidity of 74%. Winds will be 2 mph from the SE.
  • Forecast day icon
    Sunday
    Mostly Sunny
    61°
    Forecast night icon
    Night
    30% Chance of Rain
    52°
    Sunday 4/28
    Day
    61°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 61F. Dew point will be around 46F with an average humidity of 67%. Winds will be 2 mph from the SE.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 52F. Dew point will be around 48F with an average humidity of 78%. Winds will be 2 mph from the S.