• Tonight

    Jul 23

    Lo 75°

    Clear and warm

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sun

    Jul 24

    90°Lo 76°

    Plenty of sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Jul 25

    91°Lo 79°

    An afternoon thunderstorm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Jul 26

    91°Lo 75°

    Partly sunny and hot

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Jul 27

    88°Lo 73°

    Sunshine and patchy clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
10pm
11pm Sun
12am
1am 2am 3am 4am 5am
  10pm 11pm 12am 1am 2am 3am 4am 5am
Forecast
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Temp (°F) 87° 85° 83° 81° 80° 78° 77° 75°
RealFeel® 84° 83° 82° 80° 79° 76° 75° 73°
Humidity 43% 46% 48% 53% 56% 58% 59% 65%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Rain
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
 
0%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 7 W 7 WNW 6 WNW 6 NW 5 NW 6 NW 6 NW 6 NW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 8% 1% 0% 0% 0% 0% 0% 0%
Dew Point 62° 62° 62° 63° 63° 62° 62° 62°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 23

more Historical Weather Data >
  Today Normal Record 7/23/2015
High 96° 84° 102° (2011) 88°
Low 75° 69° 59° (1992) 70°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:44 AM with 14:34 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:37 PM with 12:10 of moolight, then sets at 10:47 AM

Rockville Centre Weather Report

'Virtually no relief' from heat in store for eastern US into end of July

July 23, 2016; 5:05 PM ET

Much of the eastern United States will continue to swelter with above-average temperatures into the end of the month. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps