• Tonight

    Aug 2

    Lo 71°

    Partly cloudy and humid

    Migraine Headache Weather
    • Hi
      RealFeel
      89°
    • UV
      5 - High
    • Cloud
      Cover
      35%
    more
  • Mon

    Aug 3

    87°Lo 75°

    Partly sunny and humid

    Beneficial weather for migraines
    • Hi
      RealFeel
      91°
    • UV
      5 - High
    • Cloud
      Cover
      26%
  • Tue

    Aug 4

    85°Lo 65°

    Humid with some sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      86°
    • UV
      5 - High
    • Cloud
      Cover
      61%
    more
  • Wed

    Aug 5

    85°Lo 66°

    Sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      87°
    • UV
      5 - High
    • Cloud
      Cover
      12%
    more
  • Thu

    Aug 6

    74°Lo 63°

    Rain possible; not as warm

    Beneficial weather for migraines
    • Hi
      RealFeel
      78°
    • UV
      4 - Moderate
    • Cloud
      Cover
      92%
    more
Next Previous
Hi 87° RealFeel® 91° Precipitation 11%

Day

N

E

S

W

  • S 13 mph
  • Gusts: 21 mph

Partly sunny and humid; breezy in the afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 75° RealFeel® 72° Precipitation 55%

Night

N

E

S

W

  • SSW 14 mph
  • Gusts: 21 mph

Breezy in the evening; partly cloudy and humid with a shower or thunderstorm around

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Aug 3

more Historical Weather Data >
  Today Normal Record 8/3/2014
High 87° 82° 98° (2006) 77°
Low 75° 66° 59° (1985) 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:50 AM with 14:16 of sunlight, then sets at 8:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:07 PM with 12:39 of moolight, then sets at 10:46 AM

Holtsville Weather Report

NYC: Warmth to Continue Early This Week Before Cooldown Arrives

August 2, 2015; 2:29 PM ET

Above-average temperatures will continue through the early part of this week but a cooldown is on the horizon. more >

Mon. Migraine Headache

Mon. UV Index