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United States / New York

in Port Jefferson mainly cloudy, no precipitation, +13 °C

Now Today Tomorrow

3 days

Weekend 7 days 10 days 2 weeks Month

Port Jefferson 3-Day Weather Forecast

Su, 28 April Mo, 29 April Tu, 30 April We, 1 May Th, 2 May Fr, 3 May Sa, 4 May Su, 5 May Mo, 6 May Tu, 7 May

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Overnight

Morning

Afternoon

Evening

Air temperature, °C

+9

+12

+20

+18

+15

+18

+24

+13

+11

+14

+18

+14

+11

+12

+16

+13

+11

+14

+18

+13

+12

+16

+21

+15

+12

+13

+13

+11

+10

+12

+15

+12

+10

+14

+17

+14

+10

+13

+15

+13

Real feel, °C

+8

+11

+20

+18

+15

+18

+24

+16

+11

+13

+18

+14

+10

+11

+16

+13

+11

+14

+18

+13

+11

+16

+21

+15

+12

+13

+13

+10

+8

+11

+15

+11

+10

+14

+17

+14

+9

+13

+15

+12

Average wind speed, m/s

3

4

5

4

2

3

4

5

2

5

5

5

3

4

4

3

1

3

5

3

2

4

5

3

2

5

6

4

3

3

4

4

1

3

5

3

3

4

5

4

Wind gusts, m/s

7

8

8

8

6

6

7

10

5

8

9

10

7

8

8

7

2

5

10

8

5

7

8

8

5

10

12

11

5

5

5

5

5

5

8

7

6

5

8

8

Wind direction

SW

SW

SW

SW

W

NW

NW

S

SE

E

E

SE

NE

NE

E

SE

E

S

S

S

SW

SW

S

SW

E

E

E

E

E

E

E

SE

S

SW

SW

SW

NE

NW

W

NW

Birch pollen, points

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

Grass pollen, points

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

Ragweed pollen, points

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

Precipitation in liquid equivalent, mm

1.6

0.3

0

0

0

0

0

0

0

0

0

0

0

2.8

0.9

0

0

0

0

0

0

0

0

0.1

10.4

2.6

0.2

0.3

0.7

0.2

0

0

0

0

0

0

19.2

0.9

0

0

Falling snow, cm

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

Snow depth, cm

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

—

—

—

—

—

—

—

—

—

—

Pressure, mmHg

770

767

762

762

761

761

761

764

764

763

760

760

760

760

761

763

764

766

764

764

763

764

761

761

763

763

763

763

762

764

762

762

762

762

760

757

756

755

754

756

Relative humidity, %

79

82

63

70

79

74

53

75

86

81

67

76

86

83

73

78

84

77

65

81

88

76

57

73

84

80

69

80

86

81

64

75

85

71

52

66

85

75

58

63

UV Index, points

0

4

10

1

0

5

9

1

0

5

9

1

0

1

2

0

0

2

8

0

0

3

7

0

0

1

2

0

0

0

4

2

0

4

6

2

0

3

5

1

Geomagnetic activity, Kp-index

2

2

3

3

3

3

3

3

3

3

3

3

3

3

3

2

2

2

3

3

3

3

3

3

3

3

3

3

3

3

3

2

2

2

2

2

2

2

2

2

Port Jefferson Station

Long Island Mac Arthur

Igor I Sikorsky Memorial

Weather in Port Jefferson for 3 days is provided for personal non-commercial use only.

© Meteofor