Holtsville, New York | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    51°
    Tuesday 4/16
    Forecast night icon
    51°
    Partly Cloudy
    Hourly
    Night Details
    Mostly clear this evening then becoming partly cloudy. Lows in the mid 40s. West winds 5 to 10 mph becoming north after midnight.
  • Forecast day icon
    Wednesday
    50% Chance Rain Showers
    61°
    Forecast night icon
    Night
    Rain
    48°
    Wednesday 4/17
    Day
    61°
    50% Chance Rain Showers
    Forecast day icon
    Night
    48°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 50s. East winds 5 to 10 mph becoming southeast in the afternoon. Chance of rain 50 percent.
    Night Details
    Showers. Lows in the mid 40s. Southeast winds 5 to 10 mph increasing to east 15 to 20 mph after midnight. Chance of rain 90 percent.
  • Forecast day icon
    Thursday
    Rain
    52°
    Forecast night icon
    Night
    50% Chance Rain Showers
    46°
    Thursday 4/18
    Day
    52°
    Rain
    Forecast day icon
    Night
    46°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers. Highs in the lower 50s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.
    Night Details
    Mostly cloudy. A chance of showers with patchy drizzle in the evening then patchy drizzle after midnight. Lows in the lower 40s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
  • Forecast day icon
    Friday
    Drizzle
    58°
    Forecast night icon
    Night
    50% Chance Rain Showers
    49°
    Friday 4/19
    Day
    58°
    Drizzle
    Forecast day icon
    Night
    49°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Cloudy. Patchy drizzle in the morning. Highs in the mid 50s.
    Night Details
    Mostly cloudy. A chance of showers. Lows in the upper 40s. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    50% Chance Rain Showers
    62°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Saturday 4/20
    Day
    62°
    50% Chance Rain Showers
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the morning. Highs in the lower 60s. Chance of rain 50 percent.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the lower 40s.
  • Forecast day icon
    Sunday
    Mostly Sunny
    58°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Sunday 4/21
    Day
    58°
    Mostly Sunny
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 50s.
    Night Details
    Partly cloudy. Lows in the lower 40s.
  • Forecast day icon
    Monday
    Mostly Sunny
    60°
    Forecast night icon
    Night
    Partly Cloudy
    46°
    Monday 4/22
    Day
    60°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 50s.
    Night Details
    Partly cloudy. Lows in the mid 40s.
  • Forecast day icon
    Tuesday
    Partly Sunny
    60°
    Forecast night icon
    Night
    Clear
    50°
    Tuesday 4/23
    Day
    60°
    Partly Sunny
    Forecast day icon
    Night
    50°
    Clear
    Forecast night icon
    Day Details
    Partly sunny. Highs in the upper 50s.
    Night Details
    Clear. Low temperature around 50F. Dew point will be around 35F with an average humidity of 53%. Winds will be 5 mph from the S.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Partly Cloudy
    51°
    Wednesday 4/24
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 62F. Dew point will be around 38F with an average humidity of 49%. Winds will be 4 mph from the S.
    Night Details
    Partly cloudy. Low temperature around 51F. Dew point will be around 39F with an average humidity of 61%. Winds will be 4 mph from the S.
  • Forecast day icon
    Thursday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Thursday 4/25
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 62F. Dew point will be around 41F with an average humidity of 52%. Winds will be 3 mph from the S.
    Night Details
    Partly cloudy. Low temperature around 52F. Dew point will be around 41F with an average humidity of 63%. Winds will be 5 mph from the S.