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      Elev 115 ft, 40.944 °N 73.059 °W

      Port Jefferson, NY

      Mon, Nov 2, 2026
      Tonight
      Sun 11/01
      Low 43°f
      2% Precip. / 0 in
      Clear skies. Low 43F. Winds light and variable.
      Tomorrow
      Mon 11/02
      High 65°f
      1% Precip. / 0 in
      Partly cloudy skies. High around 65F. Winds SW at 10 to 15 mph.
      Sunrise 6:24 AM
      Sunset 4:46 PM
      Moonrise -
      Moonset 1:34 PM
      Waning Crescent, 46% visible
      Hourly Forecast
      Now
      43°
      4AM
      43°
      5AM
      43°
      6AM
      44°
      6:24AM
      Sunrise
      7AM
      47°
      8AM
      51°
      9AM
      56°
      10AM
      60°
      11AM
      62°
      12PM
      64°
      1PM
      64°
      2PM
      64°
      3PM
      64°
      4PM
      63°
      4:47PM
      Sunset
      5PM
      60°
      6PM
      57°
      7PM
      56°
      8PM
      55°
      9PM
      54°
      10PM
      54°
      11PM
      53°
      12AM
      52°
      1AM
      51°
      2AM
      51°
      3AM
      50°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      4:00 am
      Clear
      43°F 40°F 2% 0in 10% 40°F 87% 5 mph WSW 30.42in
      5:00 am
      Clear
      43°F 40°F 2% 0in 11% 39°F 85% 5 mph WSW 30.43in
      6:00 am
      Clear
      44°F 41°F 2% 0in 10% 39°F 83% 5 mph WSW 30.42in
      7:00 am
      Mostly Sunny
      47°F 45°F 1% 0in 22% 39°F 74% 5 mph WSW 30.43in
      8:00 am
      Partly Cloudy
      51°F 50°F 1% 0in 34% 40°F 66% 6 mph WSW 30.43in
      9:00 am
      Partly Cloudy
      56°F 54°F 0% 0in 52% 40°F 55% 7 mph WSW 30.42in
      10:00 am
      Partly Cloudy
      60°F 58°F 0% 0in 54% 38°F 45% 9 mph WSW 30.4in
      11:00 am
      Partly Cloudy
      62°F 61°F 0% 0in 59% 38°F 41% 10 mph WSW 30.39in
      12:00 pm
      Partly Cloudy
      64°F 63°F 0% 0in 35% 38°F 39% 11 mph SW 30.37in
      1:00 pm
      Partly Cloudy
      64°F 64°F 0% 0in 49% 38°F 38% 12 mph SW 30.35in
      2:00 pm
      Partly Cloudy
      64°F 64°F 0% 0in 46% 38°F 38% 12 mph SW 30.34in
      3:00 pm
      Mostly Sunny
      64°F 63°F 0% 0in 22% 39°F 40% 12 mph SW 30.33in
      4:00 pm
      Mostly Sunny
      63°F 62°F 0% 0in 20% 42°F 46% 10 mph SSW 30.33in
      5:00 pm
      Mostly Clear
      60°F 59°F 0% 0in 20% 44°F 55% 9 mph SSW 30.33in
      6:00 pm
      Clear
      57°F 56°F 1% 0in 17% 45°F 63% 7 mph SSW 30.34in
      7:00 pm
      Clear
      56°F 54°F 1% 0in 17% 46°F 69% 7 mph SSW 30.34in
      8:00 pm
      Mostly Clear
      55°F 53°F 2% 0in 26% 46°F 72% 7 mph SW 30.34in
      9:00 pm
      Partly Cloudy
      54°F 53°F 2% 0in 34% 47°F 76% 6 mph SSW 30.34in
      10:00 pm
      Partly Cloudy
      54°F 52°F 2% 0in 31% 47°F 77% 6 mph SW 30.34in
      11:00 pm
      Partly Cloudy
      53°F 51°F 2% 0in 37% 46°F 77% 6 mph SW 30.33in
      Additional Conditions
      1. Pressure 30.42 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point39°F
      5. Humidity 87%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KISP Station History
      Almanac for November 2, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 65°F 58°F 81°F 1950
      4. Low 43°F 43°F 27°F 2002
      5. Rain/Snow Depth
      6. Precipitation 0 in - in -
      7. Snow 0 in - in -
      Almanac for November 3, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 69°F 57°F 78°F
      4. Low 47°F 43°F 28°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:24 AM 4:46 PM
      3. Civil Twilight 5:55 AM 5:15 PM
      4. Nautical Twilight 5:23 AM 5:47PM
      5. Astronomical Twilight 4:51 AM 6:19 PM
      1. Length of Visible Light 11h 19m
      2. Length of Day 10h 22m
      3. Tomorrow will be 2 minutes 22 seconds shorter
      1. Moon - 1:34 PM
      2. Waning Crescent46% of the Moon is Illuminated
      Nov 9
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nov 24
      Full Moon
      Dec 1
      Waning Half Last Qtr
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
      Loading nearby stations…
      Level Access
      Glossary