• Today

    Sep 3

    88°Lo 70°

    A thunderstorm in spots

    Beneficial weather for migraines
    • Hi
      RealFeel
      98°
    • UV
      5 - High
    • Cloud
      Cover
      28%
    more
  • Fri

    Sep 4

    80°Lo 62°

    Not as warm; a morning shower

    Beneficial weather for migraines
    • Hi
      RealFeel
      83°
    • UV
      4 - Moderate
    • Cloud
      Cover
      46%
  • Sat

    Sep 5

    78°Lo 59°

    Sunny and delightful

    Beneficial weather for migraines
    • Hi
      RealFeel
      81°
    • UV
      5 - High
    • Cloud
      Cover
      2%
    more
  • Sun

    Sep 6

    82°Lo 64°

    Plenty of sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      84°
    • UV
      5 - High
    • Cloud
      Cover
      0%
    more
  • Mon

    Sep 7

    84°Lo 69°

    Sunny, very warm and humid

    Beneficial weather for migraines
    • Hi
      RealFeel
      90°
    • UV
      5 - High
    • Cloud
      Cover
      0%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 71° 71° 72° 71° 70° 72° 74° 75°
RealFeel® 74° 74° 73° 72° 67° 72° 74° 76°
Humidity 93% 93% 92% 90% 93% 87% 81% 76%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
30%
 
34%
 
43%
 
47%
 
51%
 
39%
 
33%
 
39%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 5 NE 6 NE 7 NNE 8 NE 9 NE 12 NE 13 NE 14 NE
UV Index 0 0 0 0 0 0 1 3
Cloud Cover 45% 45% 45% 45% 45% 46% 46% 46%
Dew Point 69° 69° 69° 68° 68° 68° 68° 67°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 80° 77° 91° (1985) 84°
Low 62° 62° 53° (1989) 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 12:58 of sunlight, then sets at 7:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:28 PM with 14:35 of moolight, then sets at 2:03 PM

Holtsville Weather Report

NYC: July-like Weather to Continue Through Labor Day

September 3, 2015; 5:00 AM ET

The vast majority of the time through the Labor Day weekend will feature sunshine with unseasonably warm afternoons around New York City. more >

Fri. Migraine Headache

Fri. UV Index