Hourly Weather Forecast - Port Jefferson, NY

12 AM
31°F
0%
11mph
NW
Partly Cloudy
Humidity
52%
Feels like
22°F
Dew Point
16°F
1 AM
30°F
0%
11mph
NW
Mostly Clear
Humidity
52%
Feels like
21°F
Dew Point
15°F
2 AM
30°F
0%
11mph
WNW
Mostly Clear
Humidity
52%
Feels like
21°F
Dew Point
15°F
3 AM
29°F
0%
11mph
WNW
Mostly Clear
Humidity
51%
Feels like
20°F
Dew Point
14°F
4 AM
29°F
0%
11mph
NW
Clear
Humidity
50%
Feels like
20°F
Dew Point
13°F
5 AM
29°F
0%
10mph
NW
Clear
Humidity
48%
Feels like
20°F
Dew Point
12°F
6 AM
29°F
0%
9mph
NW
Clear
Humidity
47%
Feels like
21°F
Dew Point
12°F
6:59 AM
7 AM
30°F
0%
8mph
NW
Mostly Sunny
Humidity
47%
Feels like
23°F
Dew Point
12°F
8 AM
31°F
0%
7mph
NW
Partly Cloudy
Humidity
46%
Feels like
24°F
Dew Point
13°F
9 AM
32°F
0%
7mph
NW
Partly Cloudy
Humidity
43%
Feels like
26°F
Dew Point
12°F
10 AM
33°F
0%
6mph
NW
Mostly Cloudy
Humidity
41%
Feels like
28°F
Dew Point
13°F
11 AM
34°F
0%
6mph
NNW
Cloudy
Humidity
39%
Feels like
29°F
Dew Point
12°F
12 PM
35°F
0%
4mph
NNW
Cloudy
Humidity
38%
Feels like
32°F
Dew Point
12°F
1 PM
36°F
10%
2mph
N
Cloudy
Humidity
37%
Feels like
36°F
Dew Point
12°F
2 PM
36°F
10%
1mph
NNE
Mostly Cloudy
Humidity
37%
Feels like
36°F
Dew Point
12°F
3 PM
36°F
10%
2mph
E
Partly Cloudy
Humidity
37%
Feels like
36°F
Dew Point
13°F
4 PM
36°F
10%
3mph
S
Partly Cloudy
Humidity
39%
Feels like
33°F
Dew Point
13°F
5 PM
35°F
0%
5mph
S
Mostly Sunny
Humidity
42%
Feels like
31°F
Dew Point
14°F
6 PM
34°F
0%
6mph
S
Mostly Sunny
Humidity
46%
Feels like
28°F
Dew Point
15°F
7 PM
33°F
0%
6mph
S
Mostly Sunny
Humidity
50%
Feels like
27°F
Dew Point
16°F
7:02 PM
8 PM
32°F
0%
5mph
S
Mostly Clear
Humidity
55%
Feels like
27°F
Dew Point
18°F
9 PM
32°F
0%
5mph
S
Mostly Clear
Humidity
58%
Feels like
27°F
Dew Point
19°F
10 PM
31°F
0%
4mph
SSE
Clear
Humidity
61%
Feels like
28°F
Dew Point
20°F
11 PM
31°F
0%
3mph
SSE
Clear
Humidity
63%
Feels like
28°F
Dew Point
20°F

Wednesday's Weather Outlook

Wednesday's Weather Outlook

While most of the U.S. sees dry weather, Mother Nature still has a couple tricks up its sleeves on Wednesday.

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

The 2011 St. Patrick's Day Parade in Hornell, New York. (Marduk via Wikimedia Commons)

The History of St. Patrick's Day

Weekly Drought Map for March 12, 2026

Widespread Drought Improvement For The South, Midwest

Blizzard: Its True Definition

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