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Port Jefferson, NY

67°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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July 30 - August 13

Thu 7/30

73° /64°
92%
Mostly cloudy with thundershowers

RealFeel®73°

RealFeel Shade™72°

Max UV Index3.0 (Moderate)

WindNNE 9 mph

Hours of Precipitation5.5

Hours of Rain5.5

Fri 7/31

82° /69°
55%
A sun-and-cloud mix with a stray shower; warmer

RealFeel®86°

RealFeel Shade™82°

Max UV Index8.0 (Very High)

WindW 7 mph

Hours of Precipitation1

Hours of Rain1

Sat 8/1

83° /71°
5%
Humid with intervals of clouds and sunshine

RealFeel®93°

RealFeel Shade™84°

Max UV Index9.0 (Very High)

WindS 8 mph

Sun 8/2

81° /71°
25%
Rather cloudy and humid

RealFeel®86°

RealFeel Shade™81°

Max UV Index6.0 (High)

WindS 10 mph

Mon 8/3

79° /67°
90%
Cloudy and humid with a couple of showers

RealFeel®84°

RealFeel Shade™81°

Max UV Index2.0 (Low)

WindWSW 5 mph

Hours of Precipitation3

Hours of Rain3

Tue 8/4

82° /69°
55%
Times of clouds and sun with a shower in the area; humid

RealFeel®88°

RealFeel Shade™83°

Max UV Index6.0 (High)

WindENE 10 mph

Hours of Precipitation1

Hours of Rain1

Wed 8/5

82° /70°
62%
A couple of showers in the morning; otherwise, mostly cloudy and humid

RealFeel®88°

RealFeel Shade™85°

Max UV Index4.0 (Moderate)

WindNNE 9 mph

Hours of Precipitation1

Hours of Rain1

Thu 8/6

84° /71°
40%
A shower in spots in the morning; otherwise, partly sunny and very humid

RealFeel®101°

RealFeel Shade™93°

Max UV Index8.0 (Very High)

WindSW 5 mph

Hours of Precipitation0.5

Hours of Rain0.5

Fri 8/7

83° /70°
3%
Mostly sunny and humid

RealFeel®96°

RealFeel Shade™86°

Max UV Index9.0 (Very High)

WindW 4 mph

Sat 8/8

85° /71°
60%
Very humid with clouds and breaks of sun; a couple of morning thunderstorms followed by a couple of showers in the afternoon

RealFeel®101°

RealFeel Shade™93°

Max UV Index4.0 (Moderate)

WindWSW 5 mph

Hours of Precipitation4

Hours of Rain4

Sun 8/9

87° /70°
55%
Becoming cloudy and humid; occasional afternoon rain

RealFeel®96°

RealFeel Shade™91°

Max UV Index9.0 (Very High)

WindWSW 9 mph

Hours of Precipitation1

Hours of Rain1

Mon 8/10

85° /69°
2%
Less humid with plenty of sun

RealFeel®90°

RealFeel Shade™83°

Max UV Index9.0 (Very High)

WindW 5 mph

Tue 8/11

83° /70°
57%
Mainly cloudy; a little rain in the morning followed by a shower in spots in the afternoon

RealFeel®84°

RealFeel Shade™82°

Max UV Index6.0 (High)

WindSSW 9 mph

Hours of Precipitation2

Hours of Rain2

Wed 8/12

84° /67°
65%
Sunshine interrupted by clouds at times with a couple of showers and a thunderstorm in the afternoon

RealFeel®88°

RealFeel Shade™83°

Max UV Index5.0 (Moderate)

WindS 7 mph

Hours of Precipitation2

Hours of Rain2

Thu 8/13

80° /71°
64%
A couple of showers and a thunderstorm in the morning; otherwise, very humid with times of clouds and sun

RealFeel®91°

RealFeel Shade™87°

Max UV Index3.0 (Moderate)

WindSSW 8 mph

Hours of Precipitation1

Hours of Rain1

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Weather Near Port Jefferson:

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