• Tonight

    Aug 25

    Lo 73°

    Partly cloudy and humid

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Fri

    Aug 26

    91°Lo 67°

    Partly sunny, hot and humid

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Aug 27

    89°Lo 66°

    Mostly sunny and less humid

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Aug 28

    88°Lo 65°

    Mostly sunny

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Aug 29

    90°Lo 68°

    Humid with variable clouds

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Next 8 hours >
  Thu
7pm
8pm 9pm 10pm 11pm Fri
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 84° 83° 81° 79° 78° 77° 77° 76°
RealFeel® 88° 86° 84° 84° 83° 82° 82° 82°
Humidity 66% 64% 69% 76% 79% 81% 85% 88%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
6%
 
3%
 
3%
 
3%
 
3%
 
3%
 
2%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 6 W 6 WSW 5 WSW 5 SW 5 SSW 5 SSW 5 SSW 4 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 67% 45% 45% 26% 26% 26% 26% 26%
Dew Point 71° 70° 70° 71° 71° 71° 72° 72°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - Aug 25

more Historical Weather Data >
  Today Normal Record 8/25/2015
High 88° 82° N/A 82°
Low 73° 66° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:32 AM with 13:17 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:08 AM with 14:20 of moolight, then sets at 2:28 PM

Rockville Weather Report

Is summer heat, humidity over for the northeastern US?

August 25, 2016; 3:22 PM ET

Following a taste of autumn chill to start the week, is summer heat and humidity over for the northeastern United States? more >

48 Hour Precipitation Forecast

Thu. Snow Day Potential