• Early AM

    Sep 20

    Lo 57°

    Mostly cloudy

    Sinus Headache Weather
    • Hi
      RealFeel
      73°
    • UV
      5 - Moderate
    • Cloud
      Cover
      80%
    more
  • Today

    Sep 20

    79°Lo 58°

    Intervals of clouds and sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      81°
    • UV
      5 - Moderate
    • Cloud
      Cover
      46%
  • Sun

    Sep 21

    84°Lo 59°

    A late day or evening t-storm

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      86°
    • UV
      5 - Moderate
    • Cloud
      Cover
      36%
    more
  • Mon

    Sep 22

    71°Lo 48°

    Partly sunny and not as warm

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      70°
    • UV
      5 - Moderate
    • Cloud
      Cover
      26%
    more
  • Tue

    Sep 23

    73°Lo 52°

    Mostly sunny

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      74°
    • UV
      5 - Moderate
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
12pm
1pm 2pm 3pm 4pm 5pm 6pm 7pm
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 75° 76° 78° 79° 79° 78° 76° 73°
RealFeel® 80° 81° 81° 80° 79° 76° 73° 69°
Humidity 60% 54% 50% 48% 48% 49% 54% 63%
   
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Rain
 
0%
 
0%
 
0%
 
0%
 
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0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Wind (mph) 4 SSE 5 SSE 5 SSE 6 SSE 6 SSE 6 SSE 5 SSE 4 SSE
UV Index 5 5 5 4 2 1 0 0
Cloud Cover 46% 46% 46% 46% 46% 46% 46% 46%
Dew Point 60° 59° 58° 58° 58° 58° 59° 60°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 79° 78° 94° (1895) 82°
Low 58° 61° 41° (1916) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 12:15 of sunlight, then sets at 7:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:33 AM with 13:37 of moolight, then sets at 5:10 PM

Top Story

Rockville Weather Report

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September 19, 2014; 12:00 PM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Washington, D.C. more >

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Sat. Sinus Headache

Sat. UV Index