• Today

    Oct 31

    56°Lo 47°

    Clouds and sun

    Excellent for driving
    • Precip
      25%
    • Hours of Precip
      2.5
    • Rain
      0.08 in
  • Sat

    Nov 1

    53°Lo 40°

    Mostly cloudy, showers; windy

    Good for driving
    • Precip
      65%
    • Hours of Precip
      3.5
    • Rain
      0.14 in
    more
  • Sun

    Nov 2

    49°Lo 34°

    Turning sunny; windy

    Very Good for driving
    • Precip
      17%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Mon

    Nov 3

    55°Lo 42°

    Partly sunny

    Excellent for driving
    • Precip
      0%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Tue

    Nov 4

    60°Lo 50°

    Partly sunny

    Excellent for driving
    • Precip
      7%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Temp (°F) 51° 53° 54° 54° 55° 56° 55° 54°
RealFeel® 50° 54° 55° 55° 55° 54° 52° 50°
Humidity 64% 62% 61% 60% 60% 61% 64% 68%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
0%
 
0%
 
0%
 
7%
 
7%
 
7%
 
7%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 7 NE 7 NE 7 NE 6 NE 7 NE 7 ENE 7 ENE 7 ENE
UV Index 1 2 2 2 1 1 0 0
Cloud Cover 69% 60% 49% 46% 50% 57% 66% 78%
Dew Point 40° 41° 41° 41° 42° 43° 43° 44°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Oct 31

more Historical Weather Data >
  Today Normal Record 10/31/2013
High 56° 58° 73° (2004) 66°
Low 47° 41° 29° (2008) 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:22 AM with 10:28 of sunlight, then sets at 5:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:04 PM with 11:08 of moolight, then sets at 1:12 AM

Port Jefferson Weather Report

Cold, Windy Conditions in Store for New York City Marathon

October 31, 2014; 8:47 AM ET

The 44th running of the New York City Marathon will get underway early Sunday morning with cold and blustery conditions. more >

Travel Weather Forecast

Oct 31, 2014; 5:47 AM ET United States travel weather forecast

Fri. Travel Weather

48 Hour Precipitation Forecast

Fri. Driving Weather