Islip, New York | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    Mostly Cloudy
    65°
    Forecast night icon
    Night
    Partly Cloudy
    54°
    Monday 5/20
    Day
    65°
    Mostly Cloudy
    Forecast day icon
    Night
    54°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy early then clearing. Highs in the upper 60s. Northeast winds around 5 mph becoming southeast this afternoon.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the lower 50s. South winds 5 to 10 mph.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    66°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Tuesday 5/21
    Day
    66°
    Mostly Sunny
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs around 70. Southwest winds 10 to 15 mph.
    Night Details
    Partly cloudy. Lows in the mid 50s. Southwest winds 10 to 15 mph.
  • Forecast day icon
    Wednesday
    Sunny
    70°
    Forecast night icon
    Night
    Partly Cloudy
    61°
    Wednesday 5/22
    Day
    70°
    Sunny
    Forecast day icon
    Night
    61°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s.
  • Forecast day icon
    Thursday
    Partly Sunny
    73°
    Forecast night icon
    Night
    40% Chance of Storms
    65°
    Thursday 5/23
    Day
    73°
    Partly Sunny
    Forecast day icon
    Night
    65°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 70s.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 40 percent.
  • Forecast day icon
    Friday
    30% Chance Rain Showers
    78°
    Forecast night icon
    Night
    Partly Cloudy
    59°
    Friday 5/24
    Day
    78°
    30% Chance Rain Showers
    Forecast day icon
    Night
    59°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the morning. Highs in the mid 70s. Chance of rain 30 percent.
    Night Details
    Partly cloudy. Lows in the mid 50s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Mostly Cloudy
    55°
    Saturday 5/25
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    55°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 70s.
    Night Details
    Mostly cloudy. Lows in the mid 50s.
  • Forecast day icon
    Sunday
    30% Chance Rain Showers
    63°
    Forecast night icon
    Night
    30% Chance of Rain
    55°
    Sunday 5/26
    Day
    63°
    30% Chance Rain Showers
    Forecast day icon
    Night
    55°
    30% Chance of Rain
    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 with a slight chance of rain. Chance of precipitation 30%. Low temperature around 55F. Dew point will be around 53F with an average humidity of 85%. Winds will be 8 mph from the SE.
  • Forecast day icon
    Monday
    40% Chance of Rain
    66°
    Forecast night icon
    Night
    40% Chance of Rain
    59°
    Monday 5/27
    Day
    66°
    40% Chance of Rain
    Forecast day icon
    Night
    59°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 66F. Dew point will be around 58F with an average humidity of 82%. Winds will be 6 mph from the SE.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 59F. Dew point will be around 58F with an average humidity of 92%. Winds will be 4 mph from the SE.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    67°
    Forecast night icon
    Night
    40% Chance of Rain
    60°
    Tuesday 5/28
    Day
    67°
    40% Chance of Rain
    Forecast day icon
    Night
    60°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 67F. Dew point will be around 59F with an average humidity of 83%. Winds will be 6 mph from the SE.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 60F. Dew point will be around 58F with an average humidity of 92%. Winds will be 4 mph from the SE.
  • Forecast day icon
    Wednesday
    50% Chance of Rain
    67°
    Forecast night icon
    Night
    40% Chance of Rain
    60°
    Wednesday 5/29
    Day
    67°
    50% Chance of Rain
    Forecast day icon
    Night
    60°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 67F. Dew point will be around 59F with an average humidity of 82%. Winds will be 5 mph from the SE.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 60F. Dew point will be around 57F with an average humidity of 87%. Winds will be 3 mph from the SE.