Port Jefferson, NY

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Current Weather Forecast for Port Jefferson

NY 11777  |   9:06am

Weather Conditions

74°
Feels Like 74°
Fair / Mostly Sunny
Fair
69° 84°
UV Index
2
UV Index
Air Quality
Moderate
Air Quality
Wind
NNW 4 mph
Wind
Rain
0 in
rain

Today

Wed 8/19
84°
Highest Temperature
Fair / Mostly Sunny
1%
Areas of patchy fog early. Sunshine and a few clouds. High 84F. Winds W at 5 to 10 mph.

Tonight

Wed 8/19
71°
Lowest Temperature
Partly Cloudy
7%
Some clouds this evening will give way to mainly clear skies overnight. Low 71F. Winds WSW at 5 to 10 mph.

Tomorrow

Thu 8/20
81°
Highest Temperature
Scattered Showers
54%
Partly cloudy in the morning. Increasing clouds with periods of showers later in the day. High 81F. Winds NNW at 5 to 10 mph. Chance of rain 50%.

Local Weather Radar - Port Jefferson, NY

Live Port Jefferson Local Radar Forecast by FOX Weather

Next 12 Hours Forecast in Port Jefferson

Hourly Weather Forecast & Temperature

10AM
Fair / Mostly Sunny
77°
Feels Like 77°
Mostly Sunny
Wind
NNW 4 mph
Wind
Pressure
1012 mb
Pressure
Humidity
60%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
24%
Cloud Cover
11AM
Fair / Mostly Sunny
79°
Feels Like 81°
Mostly Sunny
Wind
NW 4 mph
Wind
Pressure
1012 mb
Pressure
Humidity
55%
Humidity
UV Index
6
UV Index
Visibility
10mi
Visibility
Visibility
23%
Cloud Cover
12PM
Partly / Cloudy
81°
Feels Like 82°
Partly Cloudy
Wind
WNW 5 mph
Wind
Pressure
1012 mb
Pressure
Humidity
51%
Humidity
UV Index
8
UV Index
Visibility
10mi
Visibility
Visibility
31%
Cloud Cover
1PM
Partly / Cloudy
82°
Feels Like 83°
Partly Cloudy
Wind
W 7 mph
Wind
Pressure
1012 mb
Pressure
Humidity
48%
Humidity
UV Index
8
UV Index
Visibility
10mi
Visibility
Visibility
41%
Cloud Cover
2PM
Partly / Cloudy
83°
Feels Like 84°
Partly Cloudy
Wind
WSW 6 mph
Wind
Pressure
1012 mb
Pressure
Humidity
47%
Humidity
UV Index
7
UV Index
Visibility
10mi
Visibility
Visibility
37%
Cloud Cover
3PM
Partly / Cloudy
1%
83°
Feels Like 85°
Partly Cloudy
Wind
SW 8 mph
Wind
Pressure
1011 mb
Pressure
Humidity
48%
Humidity
UV Index
6
UV Index
Visibility
10mi
Visibility
Visibility
44%
Cloud Cover
4PM
Partly / Cloudy
83°
Feels Like 85°
Partly Cloudy
Wind
SW 8 mph
Wind
Pressure
1011 mb
Pressure
Humidity
50%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
34%
Cloud Cover
5PM
Partly / Cloudy
83°
Feels Like 86°
Partly Cloudy
Wind
SSW 8 mph
Wind
Pressure
1011 mb
Pressure
Humidity
51%
Humidity
UV Index
2
UV Index
Visibility
10mi
Visibility
Visibility
33%
Cloud Cover
6PM
Fair / Mostly Sunny
1%
83°
Feels Like 85°
Mostly Sunny
Wind
SSW 9 mph
Wind
Pressure
1011 mb
Pressure
Humidity
53%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
29%
Cloud Cover
7PM
Partly / Cloudy
1%
81°
Feels Like 84°
Partly Cloudy
Wind
SSW 9 mph
Wind
Pressure
1011 mb
Pressure
Humidity
60%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
43%
Cloud Cover
8PM
Fair / Mostly Clear
3%
78°
Feels Like 82°
Mostly Clear
Wind
SSW 8 mph
Wind
Pressure
1011 mb
Pressure
Humidity
70%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
20%
Cloud Cover
9PM
Partly Cloudy
5%
77°
Feels Like 81°
Partly Cloudy
Wind
SSW 8 mph
Wind
Pressure
1012 mb
Pressure
Humidity
77%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
31%
Cloud Cover
Wed 8/19
Wed
Fair / Mostly Sunny
1%
69°
84°
A few clouds. Highs in the mid 80s and lows in the low 70s.
Feels Like
85°
Feels Like
Wind
W 9 mph
Wind
Humidity
55%
Humidity
UV Index
8
UV Index
Visibility
6:05 AM
Sunrise
Visibility
7:44 PM
Sunset
Thu 8/20
Thu
Scattered Showers
54%
68°
81°
Chance of afternoon showers. Highs in the low 80s and lows in the mid 60s.
Feels Like
83°
Feels Like
Wind
NNW 7 mph
Wind
Humidity
63%
Humidity
UV Index
8
UV Index
Visibility
6:06 AM
Sunrise
Visibility
7:43 PM
Sunset
Fri 8/21
Fri
Partly / Cloudy
24%
66°
77°
Partly cloudy. Highs in the upper 70s and lows in the upper 60s.
Feels Like
79°
Feels Like
Wind
ENE 11 mph
Wind
Humidity
71%
Humidity
UV Index
8
UV Index
Visibility
6:07 AM
Sunrise
Visibility
7:41 PM
Sunset
Sat 8/22
Sat
Rain
69%
67°
75°
Cloudy, periods of rain. Highs in the mid 70s and lows in the upper 60s.
Feels Like
77°
Feels Like
Wind
ENE 10 mph
Wind
Humidity
82%
Humidity
UV Index
3
UV Index
Visibility
6:08 AM
Sunrise
Visibility
7:40 PM
Sunset
Sun 8/23
Sun
Scattered Thunderstorms
44%
67°
80°
Scattered thunderstorms possible. Highs in the low 80s and lows in the mid 60s.
Feels Like
83°
Feels Like
Wind
S 9 mph
Wind
Humidity
79%
Humidity
UV Index
6
UV Index
Visibility
6:09 AM
Sunrise
Visibility
7:38 PM
Sunset
Mon 8/24
Mon
Sunny
7%
65°
80°
Sunshine. Highs in the low 80s and lows in the low 60s.
Feels Like
80°
Feels Like
Wind
W 11 mph
Wind
Humidity
61%
Humidity
UV Index
8
UV Index
Visibility
6:10 AM
Sunrise
Visibility
7:37 PM
Sunset
Tue 8/25
Tue
Fair / Mostly Sunny
7%
63°
77°
More sun than clouds. Highs in the upper 70s and lows in the mid 60s.
Feels Like
78°
Feels Like
Wind
W 10 mph
Wind
Humidity
61%
Humidity
UV Index
8
UV Index
Visibility
6:11 AM
Sunrise
Visibility
7:35 PM
Sunset
Wed 8/26
Wed
Partly / Cloudy
20%
65°
79°
Mix of sun and clouds. Highs in the upper 70s and lows in the upper 60s.
Feels Like
81°
Feels Like
Wind
SE 9 mph
Wind
Humidity
64%
Humidity
UV Index
8
UV Index
Visibility
6:12 AM
Sunrise
Visibility
7:34 PM
Sunset
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