Port Jefferson, NY Current Weather and Forecast
Port Jefferson, NY Weather Forecast
10:52 PM EDT Wed Jun 12 2024
TONIGHT - Mostly clear. Patchy fog after midnight. Lows around
60. Southwest winds around 5 mph.
THURSDAY - Sunny. Highs in the lower 80s. Southwest winds 10 to
15 mph.
THURSDAY NIGHT - Mostly clear. Lows in the mid 60s. Southwest
winds 10 to 15 mph.
FRIDAY - Sunny. Showers likely with a chance of thunderstorms in
the afternoon. Highs in the lower 80s. South winds 10 to 15 mph
with gusts up to 25 mph. Chance of rain 70 percent.
FRIDAY NIGHT - Showers likely with a chance of thunderstorms.
Lows in the lower 60s. Southwest winds 10 to 15 mph, becoming
northwest 5 to 10 mph after midnight. Chance of rain 70 percent.
SATURDAY - Sunny. Highs around 80.
SATURDAY NIGHT - Mostly clear. Lows in the upper 50s.
SUNDAY - Sunny. Highs in the upper 70s.
SUNDAY NIGHT - Partly cloudy. Lows in the lower 60s.
MONDAY - Mostly sunny. Highs in the mid 80s.
MONDAY NIGHT - Partly cloudy. Lows in the upper 60s.
TUESDAY - Mostly sunny. Highs in the mid 80s.
TUESDAY NIGHT - Mostly clear in the evening, then becoming
partly cloudy. Lows in the upper 60s.
JUNETEENTH - Mostly sunny. Highs in the mid 80s.
National Weather Service New York NY
Port Jefferson, NY Current Weather Conditions
ISLIP LONG ISLAND MAC ART, NY, United States (KISP) 40-48N 073-06W 43M
Jun 12, 2024 - 10:56 PM EDT / 2024.06.13 0256 UTC
Wind: from the WSW (240 degrees) at 5 MPH (4 KT):0
Visibility: 10 mile(s):0
Sky conditions: clear
Temperature: 64.0 F (17.8 C)
Dew Point: 60.1 F (15.6 C)
Relative Humidity: 86%
Pressure (altimeter): 30.03 in. Hg (1016 hPa)
Pressure tendency: 0.03 inches (0.9 hPa) higher than three hours ago
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 (%)