Holtsville, NY Current Weather and Forecast
Holtsville, NY Weather Forecast
8:05 PM EDT Fri May 31 2024
TONIGHT - Mostly clear. Lows in the upper 50s. Northwest winds
5 to 10 mph. Gusts up to 20 mph early this evening.
SATURDAY - Sunny. Highs in the upper 70s. Northwest winds 5 to
10 mph.
SATURDAY NIGHT - Mostly clear in the evening, then becoming
partly cloudy. Lows in the lower 60s. West winds 5 to 10 mph.
SUNDAY - Mostly sunny. Highs in the upper 70s. Southwest winds
5 to 10 mph.
SUNDAY NIGHT - Mostly cloudy. A slight chance of showers in the
evening, then a chance of showers after midnight. Lows in the
lower 60s. Southwest winds 5 to 10 mph. Chance of rain
30 percent.
MONDAY - Partly sunny. A chance of showers in the morning. Highs
in the mid 70s. Chance of rain 30 percent.
MONDAY NIGHT - Partly cloudy. Lows around 60.
TUESDAY - Mostly sunny. Highs in the mid 70s.
TUESDAY NIGHT - Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 50s.
WEDNESDAY - Mostly sunny. Highs in the lower 70s.
WEDNESDAY NIGHT - Mostly cloudy. A chance of showers after
midnight. Lows in the lower 60s. Chance of rain 30 percent.
THURSDAY - Mostly cloudy with a 40 percent chance of showers.
Highs in the lower 70s.
THURSDAY NIGHT - Mostly cloudy with a chance of showers. Lows in
the lower 60s. Chance of rain 50 percent.
FRIDAY - Partly sunny with a 50 percent chance of showers. Highs
in the mid 70s.
National Weather Service New York NY
Holtsville, NY Current Weather Conditions
ISLIP LONG ISLAND MAC ART, NY, United States (KISP) 40-48N 073-06W 43M
May 31, 2024 - 09:56 PM EDT / 2024.06.01 0156 UTC
Wind: from the WSW (250 degrees) at 6 MPH (5 KT):0
Visibility: 10 mile(s):0
Sky conditions: mostly clear
Temperature: 62.1 F (16.7 C)
Dew Point: 50.0 F (10.0 C)
Relative Humidity: 64%
Pressure (altimeter): 30.12 in. Hg (1019 hPa)
Data:
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Tornadoes in 1950-2018
Tornadoes in 1950-1954
Tornadoes in 1955-1959
Tornadoes in 1960-1964
Tornadoes in 1965-1969
Tornadoes in 1970-1974
Tornadoes in 1975-1979
Tornadoes in 1980-1984
Tornadoes in 1985-1989
Tornadoes in 1990-1994
Tornadoes in 1995-1999
Tornadoes in 2000-2004
Tornadoes in 2005-2009
Tornadoes in 2010-2014
Tornadoes in 2015-2018
Earthquakes in 2000
Earthquakes in 2001
Earthquakes in 2002
Earthquakes in 2003
Earthquakes in 2004
Earthquakes in 2005
Earthquakes in 2006
Earthquakes in 2007
Earthquakes in 2008
Earthquakes in 2009
Earthquakes in 2010
Earthquakes in 2011
Earthquakes in 2012
Earthquakes in 2013
Earthquakes in 2014
Earthquakes in 2015
Earthquakes in 2016
Earthquakes in 2017
Earthquakes in 2018
Earthquakes in 2019
Earthquakes in 2020
Earthquakes in 2000-2020
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
