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Port Jefferson, NY

57°F
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Port Jefferson, NY Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Monday, September 28

Day

9/28
62°Hi
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
RealFeel Shade™ 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Rain and drizzle; breezy this morning; lingering flooding still possible
alerts

Coastal Flood Advisory

11:00 AM Monday - 3:00 PM Monday

Max UV Index1.0 (Low)

AccuLumen Brightness Index™1 (Dark)

WindN 13 mph

Wind Gusts24 mph

Probability of Precipitation89%

Probability of Thunderstorms4%

Precipitation0.13 in

Rain Amount0.13 in

Total Hours of Precipitation4.5

Total Hours of Rain4.5

Cloud Cover98%

Morning

Afternoon

Night

9/28
57°Lo
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Clouds breaking

WindNW 8 mph

Wind Gusts14 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover60%

Evening

Overnight

Sun & Moon

11 hrs 55 mins
Rise 6:45 AM
Set 6:40 PM
Waning Gibbous
Rise 7:23 PM
Set 10:14 AM

Temperature History

9/28
High
Low
Forecast
62°
57°
Average
71°
54°
Last Year
84°
66°
Record
84°
2025
38°
1989

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World North America United States New York Port Jefferson

Weather Near Port Jefferson:

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