• Early AM

    Jul 4

    Lo 63°

    Partly to mostly cloudy

    Stargazing Weather
    • Cloud
      Cover
      67%
    • Precip
      9%
    • Hours of Precip
      0
    more
  • Today

    Jul 4

    74°Lo 61°

    Breezy with rain and drizzle

    Poor for stargazing
    • Cloud
      Cover
      38%
    • Precip
      25%
    • Hours of Precip
      4
    more
  • Sun

    Jul 5

    82°Lo 65°

    Partly sunny

    Excellent for stargazing
    • Cloud
      Cover
      10%
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Mon

    Jul 6

    83°Lo 68°

    Partly sunny and warm

    Excellent for stargazing
    • Cloud
      Cover
      10%
    • Precip
      24%
    • Hours of Precip
      0
  • Tue

    Jul 7

    80°Lo 71°

    Clouds and sun with a t-storm

    Poor for stargazing
    • Cloud
      Cover
      63%
    • Precip
      63%
    • Hours of Precip
      2
    more
Next Previous
Hi 83° RealFeel® 87° Precipitation 9%

Day

N

E

S

W

  • S 8 mph
  • Gusts: 13 mph

Seasonably warm with sun and some clouds

  • Max UV Index: 7 (High)
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 68° RealFeel® 68° Precipitation 24%

Night

N

E

S

W

  • SSE 8 mph
  • Gusts: 12 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 6%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 6

more Historical Weather Data >
  Today Normal Record 7/6/2014
High 83° 81° 101° (2010) 83°
Low 68° 65° 57° (2001) 63°

Solunar Information for Holtsville, NY

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:26 AM with 15:01 of sunlight, then sets at 8:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:54 PM with 11:45 of moolight, then sets at 10:39 AM

Wed, Jul 8
Last
Thu, Jul 16
New
Fri, Jul 24
First
Fri, Jul 31
Full

Holtsville Weather Report

NYC: Steady Rain to Diminish in Time for July Fourth Fireworks

July 3, 2015; 10:58 PM ET

Following rounds of rain on Saturday, there will be the risk of spotty showers Independence Day evening around New York City. more >

Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.

Mon. Stargazing