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Cold blast to make it feel like mid-winter across eastern U.S. Get the forecast. Chevron right

Islip, NY

33°F
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Islip

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Islip, NY Weather
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Winter Center
Today Hourly

Daily

 Radar MinuteCast® Monthly Air Quality Health & Activities
Frost Advisory

November 7 - December 21

Fri 11/7

61° /55°
0%
Considerable cloudiness and windy
alerts

Frost Advisory

12:00 AM Friday - 8:00 AM Friday

RealFeel®56°

RealFeel Shade™54°

Max UV Index2.0 (Low)

WindSSW 17 mph

Sat 11/8

66° /44°
55%
A passing morning shower; otherwise, partly sunny

RealFeel®65°

RealFeel Shade™62°

Max UV Index3.0 (Moderate)

WindWNW 10 mph

Sun 11/9

59° /50°
84%
Breezy with periods of rain and drizzle beginning in the late morning

RealFeel®54°

RealFeel Shade™54°

Max UV Index1.0 (Low)

WindSE 14 mph

Mon 11/10

54° /36°
60%
A couple of morning showers; otherwise, breezy with clouds giving way to some sun

RealFeel®48°

RealFeel Shade™46°

Max UV Index3.0 (Moderate)

WindNW 15 mph

Tue 11/11

44° /36°
10%
Mostly cloudy and windy

RealFeel®35°

RealFeel Shade™34°

Max UV Index2.0 (Low)

WindW 15 mph

Wed 11/12

49° /42°
4%
Partly sunny and breezy

RealFeel®43°

RealFeel Shade™40°

Max UV Index3.0 (Moderate)

WindSW 15 mph

Thu 11/13

54° /37°
1%
Mostly sunny

RealFeel®49°

RealFeel Shade™46°

Max UV Index3.0 (Moderate)

WindW 14 mph

Fri 11/14

47° /33°
3%
Sunshine and a few clouds

RealFeel®41°

RealFeel Shade™38°

Max UV Index3.0 (Moderate)

WindNW 13 mph

Sat 11/15

48° /42°
5%
Becoming cloudy

RealFeel®44°

RealFeel Shade™44°

Max UV Index2.0 (Low)

WindWNW 7 mph

Sun 11/16

56° /44°
60%
Windy with periods of rain

RealFeel®48°

RealFeel Shade™46°

Max UV Index2.0 (Low)

WindWSW 23 mph

Mon 11/17

54° /45°
1%
Windy with sun and some clouds

RealFeel®45°

RealFeel Shade™43°

Max UV Index2.0 (Low)

WindWNW 23 mph

Tue 11/18

55° /44°
1%
Mostly sunny

RealFeel®52°

RealFeel Shade™50°

Max UV Index2.0 (Low)

WindW 12 mph

Wed 11/19

54° /45°
15%
Sun and areas of high clouds in the morning; mostly cloudy in the afternoon

RealFeel®49°

RealFeel Shade™48°

Max UV Index2.0 (Low)

WindSW 15 mph

Thu 11/20

56° /37°
55%
Cloudy; a little morning rain followed by a couple of showers in the afternoon

RealFeel®50°

RealFeel Shade™50°

Max UV Index1.0 (Low)

WindS 15 mph

Fri 11/21

55° /42°
63%
Windy with rain

RealFeel®49°

RealFeel Shade™49°

Max UV Index0.0 (Low)

WindW 17 mph

Sat 11/22

51° /40°
5%
Plenty of sunshine

RealFeel®46°

RealFeel Shade™44°

Max UV Index2.0 (Low)

WindW 13 mph

Sun 11/23

47° /37°
20%
Increasing cloudiness

RealFeel®52°

RealFeel Shade™50°

Max UV Index2.0 (Low)

WindWSW 5 mph

Mon 11/24

49° /42°
25%
Cloudy

RealFeel®43°

RealFeel Shade™43°

Max UV Index1.0 (Low)

WindSE 10 mph

Tue 11/25

54° /40°
64%
Windy with rain

RealFeel®42°

RealFeel Shade™42°

Max UV Index1.0 (Low)

WindSSW 23 mph

Wed 11/26

55° /33°
20%
Mostly sunny

RealFeel®51°

RealFeel Shade™49°

Max UV Index2.0 (Low)

WindW 15 mph

Thu 11/27

42° /32°
5%
Cooler with plenty of sun

RealFeel®38°

RealFeel Shade™35°

Max UV Index2.0 (Low)

WindW 10 mph

Fri 11/28

42° /34°
10%
Sunny

RealFeel®38°

RealFeel Shade™35°

Max UV Index2.0 (Low)

WindWNW 10 mph

Sat 11/29

43° /32°
20%
Mostly sunny

RealFeel®45°

RealFeel Shade™40°

Max UV Index2.0 (Low)

WindE 7 mph

Sun 11/30

47° /37°
60%
A shower in the morning; otherwise, sunny to partly cloudy

RealFeel®41°

RealFeel Shade™39°

Max UV Index2.0 (Low)

WindW 12 mph

Mon 12/1

45° /31°
10%
Mostly sunny and windy

RealFeel®33°

RealFeel Shade™31°

Max UV Index2.0 (Low)

WindNW 22 mph

Tue 12/2

40° /30°
20%
Mostly sunny

RealFeel®40°

RealFeel Shade™36°

Max UV Index2.0 (Low)

WindW 7 mph

Wed 12/3

43° /39°
25%
Cloudy

RealFeel®39°

RealFeel Shade™39°

Max UV Index1.0 (Low)

WindSSW 8 mph

Thu 12/4

48° /38°
20%
Mostly sunny

RealFeel®42°

RealFeel Shade™40°

Max UV Index2.0 (Low)

WindW 14 mph

Fri 12/5

47° /39°
25%
Cloudy

RealFeel®44°

RealFeel Shade™44°

Max UV Index1.0 (Low)

WindS 7 mph

Sat 12/6

50° /37°
80%
Cloudy; a morning shower, then afternoon rain

RealFeel®45°

RealFeel Shade™45°

Max UV Index1.0 (Low)

WindWSW 10 mph

Sun 12/7

51° /34°
20%
Mostly sunny

RealFeel®53°

RealFeel Shade™49°

Max UV Index2.0 (Low)

WindN 6 mph

Mon 12/8

45° /39°
63%
Cooler with rain

RealFeel®39°

RealFeel Shade™39°

Max UV Index0.0 (Low)

WindESE 12 mph

Tue 12/9

51° /38°
20%
Partly sunny and not as cool

RealFeel®46°

RealFeel Shade™44°

Max UV Index2.0 (Low)

WindNW 10 mph

Wed 12/10

47° /37°
25%
Cloudy

RealFeel®39°

RealFeel Shade™39°

Max UV Index1.0 (Low)

WindENE 14 mph

Thu 12/11

49° /39°
59%
Windy with periods of rain

RealFeel®39°

RealFeel Shade™39°

Max UV Index1.0 (Low)

WindS 15 mph

Fri 12/12

52° /37°
25%
Mostly cloudy

RealFeel®53°

RealFeel Shade™53°

Max UV Index2.0 (Low)

WindNNW 7 mph

Sat 12/13

45° /36°
20%
Mostly sunny and cooler

RealFeel®38°

RealFeel Shade™36°

Max UV Index2.0 (Low)

WindW 13 mph

Sun 12/14

43° /36°
25%
Cloudy

RealFeel®33°

RealFeel Shade™33°

Max UV Index1.0 (Low)

WindSSW 13 mph

Mon 12/15

49° /31°
20%
Sunshine

RealFeel®42°

RealFeel Shade™40°

Max UV Index2.0 (Low)

WindW 15 mph

Tue 12/16

37° /29°
5%
Plenty of sun, windy and colder

RealFeel®27°

RealFeel Shade™24°

Max UV Index2.0 (Low)

WindWNW 16 mph

Wed 12/17

37° /28°
10%
Mostly sunny

RealFeel®28°

RealFeel Shade™26°

Max UV Index2.0 (Low)

WindWNW 14 mph

Thu 12/18

36° /30°
10%
Sunny

RealFeel®34°

RealFeel Shade™31°

Max UV Index2.0 (Low)

WindWNW 8 mph

Fri 12/19

37° /29°
3%
Partly sunny

RealFeel®32°

RealFeel Shade™29°

Max UV Index2.0 (Low)

WindENE 10 mph

Sat 12/20

41° /33°
75%
Very windy with rain and freezing rain in the morning; cloudy with a little rain in the afternoon

RealFeel®22°

RealFeel Shade™22°

Max UV Index0.0 (Low)

WindNNE 29 mph

Sun 12/21

41° /29°
2%
Sunny to partly cloudy

RealFeel®48°

RealFeel Shade™44°

Max UV Index2.0 (Low)

WindN 5 mph

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Weather Near Islip:

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