• Tonight

    Jul 31

    Lo 66°

    Clear and less humid

    Bicycling Weather
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
  • Sat

    Aug 1

    89°Lo 65°

    Sunshine; warm, low humidity

    Excellent for biking
    • Precip
      10%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
  • Sun

    Aug 2

    89°Lo 69°

    Sunny and very warm

    Very Good for biking
    • Precip
      12%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Mon

    Aug 3

    93°Lo 70°

    Partly sunny and hot

    Excellent for biking
    • Precip
      14%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
  • Tue

    Aug 4

    90°Lo 70°

    Partly sunny with a t-storm

    Very Good for biking
    • Precip
      55%
    • Hours of Precip
      2.5
    • Wind
      Gust
      13 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
3pm
4pm 5pm 6pm 7pm 8pm 9pm 10pm
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Mostly Clear
Mostly Clear
Temp (°F) 88° 89° 88° 86° 84° 80° 77° 75°
RealFeel® 93° 93° 89° 86° 83° 79° 76° 74°
Humidity 33% 32% 34% 39% 47% 53% 59% 67%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
1%
 
1%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Wind (mph) 6 W 6 WNW 6 W 6 WNW 6 WNW 4 WNW 4 WNW 4 W
UV Index 6 4 3 1 0 0 0 0
Cloud Cover 36% 36% 41% 27% 14% 5% 10% 10%
Dew Point 55° 56° 56° 59° 62° 62° 62° 63°
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 31

more Historical Weather Data >
  Today Normal Record 7/31/2014
High 89° 86° N/A 86°
Low 66° 69° N/A 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:09 AM with 14:09 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:21 PM with 11:10 of moolight, then sets at 7:31 AM

Montross Weather Report

DC, Baltimore: Hot, Dry Weather to Last Through Weekend

July 31, 2015; 8:56 PM ET

Humidity will ease across the region, but there is not much relief in sight for the hot weather. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.