Old Greenwich, Connecticut | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Saturday
    Partly Cloudy
    58°
    Forecast night icon
    Night
    40% Chance Rain Showers
    48°
    Saturday 5/4
    Day
    58°
    Partly Cloudy
    Forecast day icon
    Night
    48°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. High temperature around 58F. Dew point will be around 48F with an average humidity of 76%. Winds will be 5 mph from the E.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. Southeast winds 5 to 10 mph. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    70% Chance Rain Showers
    51°
    Forecast night icon
    Night
    80% Chance Rain Showers
    51°
    Sunday 5/5
    Day
    51°
    70% Chance Rain Showers
    Forecast day icon
    Night
    51°
    80% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Cloudy. A chance of showers in the morning then showers likely in the afternoon. Highs in the mid 50s. Southeast winds 5 to 10 mph. Chance of rain 70 percent.
    Night Details
    Showers. Patchy fog after midnight. Lows around 50. Southeast winds 5 to 10 mph. Chance of rain 80 percent.
  • Forecast day icon
    Monday
    70% Chance of Storms
    67°
    Forecast night icon
    Night
    Mostly Cloudy
    58°
    Monday 5/6
    Day
    67°
    70% Chance of Storms
    Forecast day icon
    Night
    58°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy. Patchy fog in the morning. Showers likely in the morning then a slight chance of showers with isolated thunderstorms in the afternoon. Not as cool with highs in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
    Night Details
    Mostly cloudy. A slight chance of showers with isolated thunderstorms in the evening then a slight chance of showers after midnight. Lows in the mid 50s. Southwest winds 5 to 10 mph becoming northwest after midnight. Chance of rain 20 percent.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    40% Chance Rain Showers
    59°
    Tuesday 5/7
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    59°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s.
    Night Details
    Partly cloudy in the evening then mostly cloudy with a chance of showers after midnight. Lows in the mid 50s. Chance of rain 40 percent.
  • Forecast day icon
    Wednesday
    50% Chance Rain Showers
    68°
    Forecast night icon
    Night
    50% Chance Rain Showers
    60°
    Wednesday 5/8
    Day
    68°
    50% Chance Rain Showers
    Forecast day icon
    Night
    60°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers. Highs in the upper 60s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of rain 50 percent.
  • Forecast day icon
    Thursday
    70% Chance Rain Showers
    60°
    Forecast night icon
    Night
    70% Chance Rain Showers
    58°
    Thursday 5/9
    Day
    60°
    70% Chance Rain Showers
    Forecast day icon
    Night
    58°
    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 mid 60s. Chance of rain 70 percent.
    Night Details
    Showers likely. Lows in the mid 50s. Chance of rain 70 percent.
  • Forecast day icon
    Friday
    30% Chance Rain Showers
    67°
    Forecast night icon
    Night
    50% Chance Rain Showers
    52°
    Friday 5/10
    Day
    67°
    30% Chance Rain Showers
    Forecast day icon
    Night
    52°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 30 percent.
    Night Details
    Mostly cloudy in the evening then becoming partly cloudy. A 50 percent chance of showers. Lows in the upper 40s.
  • Forecast day icon
    Saturday
    50% Chance Rain Showers
    57°
    Forecast night icon
    Night
    40% Chance of Rain
    50°
    Saturday 5/11
    Day
    57°
    50% Chance Rain Showers
    Forecast day icon
    Night
    50°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a 50 percent chance of showers. Highs in the mid 60s.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 50F. Dew point will be around 45F with an average humidity of 75%. Winds will be 6 mph from the NW.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    60°
    Forecast night icon
    Night
    30% Chance of Rain
    53°
    Sunday 5/12
    Day
    60°
    30% Chance of Rain
    Forecast day icon
    Night
    53°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 60F. Dew point will be around 45F with an average humidity of 68%. Winds will be 7 mph from the NW.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 53F. Dew point will be around 46F with an average humidity of 69%. Winds will be 5 mph from the W.
  • Forecast day icon
    Monday
    Mostly Sunny
    64°
    Forecast night icon
    Night
    30% Chance of Rain
    54°
    Monday 5/13
    Day
    64°
    Mostly Sunny
    Forecast day icon
    Night
    54°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 64F. Dew point will be around 47F with an average humidity of 64%. Winds will be 6 mph from the W.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 54F. Dew point will be around 47F with an average humidity of 68%. Winds will be 3 mph from the NW.