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Port Jefferson, NY

42°F
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Port Jefferson, NY Weather
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Today

 Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Wind Advisory

Tonight's Weather

Wed, Dec 17

Clear to partly cloudy Lo: 29°

Tomorrow: Periods of clouds and sun Hi: 48°

Current Weather

10:12 PM

42°F
RealFeel® 42°
Clear More Details
Wind W 4 mph
Wind Gusts 8 mph
Air Quality Poor

Looking Ahead

Rain, some heavy, to affect the area from late tomorrow night into Friday morning

Port Jefferson Weather Radar

Port Jefferson Weather Radar
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Clouds
Temperature

Hourly Weather

11 PM 38°
rain drop 0%
12 AM 36°
rain drop 0%
1 AM 35°
rain drop 0%
2 AM 33°
rain drop 0%
3 AM 32°
rain drop 0%
4 AM 32°
rain drop 0%
5 AM 32°
rain drop 0%
6 AM 31°
rain drop 0%
7 AM 29°
rain drop 0%
8 AM 31°
rain drop 0%
9 AM 35°
rain drop 0%
10 AM 38°
rain drop 0%

10-Day Weather Forecast

Tonight

12/17

29° Lo

Clear to partly cloudy

1%

Thu

12/18

48° 44°

Periods of clouds and sun

Night: Heavy rain developing
0%

Fri

12/19

56° 29°

Windy; cooler, morning rain

Windy; clearing and colder
93%

Sat

12/20

37° 37°

Breezy and colder

Partly cloudy and breezy
0%

Sun

12/21

48° 24°

Breezy and not as cold

Becoming windier and colder
13%

Mon

12/22

38° 28°

Sunshine, windy and colder

Partly cloudy
8%

Tue

12/23

40° 37°

Rain or snow shower

Partly cloudy
30%

Wed

12/24

47° 27°

Mostly sunny and windy

Increasing cloudiness
0%

Thu

12/25

44° 30°

Times of clouds and sun

Late-night icy mix; cloudy
4%

Fri

12/26

46° 32°

Cloudy

Cloudy
25%

Sun & Moon

9 hrs 15 mins
Rise 7:11 AM
Set 4:26 PM
Waning Crescent
Rise 5:13 AM
Set 2:20 PM

Air Quality

See More
Air Quality Poor

The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Very High Data is not supported in this location

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Weather Near Port Jefferson:

  • Bridgeport, CT
  • New York, NY
  • Newark, NJ
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