You have disabled JavaScript. The site may not display correctly. We recommend enabling JavaScript.

Port Jefferson, NY Weekly Weather

Altitude - 2m | 40°56′46″N,73°4′16″W | map (OSM)

Port Jefferson, NY
68
°F
1:30 pmPartly Cloudy15mphS
Sun, October 19, 20252:18 PM (GMT -04:00)
Sun
Oct 19
Partly Cloudy
68°
49°
Mon
Oct 20
Thunderstorms
Thunderstorms
65°
55°
Tue
Oct 21
Clear
64°
48°
Wed
Oct 22
Showers
Rain
64°
54°
Thu
Oct 23
Mostly Clear
59°
48°
Fri
Oct 24
Clear
58°
44°
Sat
Oct 25
Partly Cloudy
57°
44°
Precip chance, %
5%
97%
19%
59%
2%
3%
9%
Wind, mph
15mph
18mph
13mph
14mph
14mph
12mph
9mph

Weather forecast for 7 days

Cloudiness and precipitation Temp.°F Precip chance, % Wind, mph Humidity, % Pressure in

Sun, October 19

more
Night Clear Clear 54° 5%
S
S
3 82% 30.01
Morning Mostly Clear Mostly Clear 58° 2%
S
S
12 81% 30.01
Afternoon Partly Cloudy Partly Cloudy 67° 2%
S
S
15 70% 29.95
Evening Partly Cloudy Partly Cloudy 64° 4%
S
S
13 81% 29.88

Mon, October 20

more
Night Thunderstorms Thunderstorms 65° 94%
S
S
17 85% 29.77
Morning Thunderstorms Thunderstorms 61° 97%
SW
SW
16 82% 29.74
Afternoon Mostly Cloudy Mostly Cloudy 62° 2%
W
W
18 59% 29.79
Evening Mostly Clear Mostly Clear 57° 1%
W
W
13 62% 29.90

Tue, October 21

more
Night Clear Clear 51° 3%
W
W
8 70% 29.95
Morning Clear Clear 53° 3%
W
W
9 66% 29.98
Afternoon Mostly Clear Mostly Clear 63° 1%
SW
SW
13 51% 29.91
Evening Partly Cloudy Partly Cloudy 61° 19%
S
S
12 69% 29.86

Wed, October 22

more
Night Rain Rain 59° 59%
SW
SW
9 80% 29.80
Morning Showers Showers 59° 50%
SW
SW
10 80% 29.77
Afternoon Clear Clear 63° 5%
SW
SW
14 50% 29.74
Evening Mostly Clear Mostly Clear 57° 0%
W
W
12 53% 29.81

Thu, October 23

more
Night Clear Clear 50° 1%
W
W
9 66% 29.86
Morning Mostly Clear Mostly Clear 51° 2%
W
W
12 67% 29.91
Afternoon Partly Cloudy Partly Cloudy 58° 1%
W
W
14 50% 29.92
Evening Partly Cloudy Partly Cloudy 54° 2%
W
W
11 59% 29.98

Fri, October 24

more
Night Clear Clear 48° 2%
W
W
8 73% 30.05
Morning Clear Clear 49° 3%
W
W
11 69% 30.12
Afternoon Mostly Clear Mostly Clear 57° 0%
W
W
12 45% 30.13
Evening Partly Cloudy Partly Cloudy 52° 1%
NW
NW
10 53% 30.20

Sat, October 25

more
Night Partly Cloudy Partly Cloudy 47° 8%
NW
NW
5 68% 30.26
Morning Partly Cloudy Partly Cloudy 48° 9%
NW
NW
8 67% 30.31
Afternoon Partly Cloudy Partly Cloudy 57° 5%
W
W
9 46% 30.29
Evening Partly Cloudy Partly Cloudy 52° 9%
NW
NW
6 57% 30.30
Last updated 1h 40min ago
* Port Jefferson, NY 7 days weather prepared on the basis of GFS data and is intended for personal use on an "as is" basis

Weather charts