• Tonight

    Oct 20

    Lo 45°

    Mostly cloudy, showers around

    Bicycling Weather
    • Precip
      65%
    • Hours of Precip
      2
    • Wind
      Gust
      12 mph
  • Tue

    Oct 21

    55°Lo 43°

    Breezy with rain and drizzle

    Poor for biking
    • Precip
      53%
    • Hours of Precip
      3
    • Wind
      Gust
      28 mph
    more
  • Wed

    Oct 22

    53°Lo 40°

    Areas of fog in the morning

    Fair for biking
    • Precip
      55%
    • Hours of Precip
      2
    • Wind
      Gust
      28 mph
    more
  • Thu

    Oct 23

    54°Lo 40°

    Mainly cloudy and breezy

    Good for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      30 mph
    more
  • Fri

    Oct 24

    57°Lo 43°

    Sunny much of the time

    Very Good for biking
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      16 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
1pm
2pm 3pm 4pm 5pm 6pm 7pm 8pm
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Forecast
Mostly Cloudy
Showers
Showers
Showers
Cloudy
Cloudy
Showers
Cloudy
Temp (°F) 54° 55° 56° 56° 57° 56° 54° 51°
RealFeel® 57° 58° 57° 56° 56° 54° 52° 51°
Humidity 47% 45% 43% 44% 44% 49% 56% 62%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Rain
 
7%
 
64%
 
64%
 
64%
 
48%
 
44%
 
48%
 
40%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 5 SW 5 SW 6 SW 6 SW 6 SW 5 SW 4 SW 2 SW
UV Index 3 2 2 1 0 0 0 0
Cloud Cover 86% 88% 91% 90% 91% 94% 94% 92%
Dew Point 34° 34° 33° 35° 36° 37° 38° 39°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Oct 20

more Historical Weather Data >
  Today Normal Record 10/20/2013
High 57° 58° N/A 57°
Low 45° 39° N/A 38°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:30 AM with 10:59 of sunlight, then sets at 6:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:18 AM with 12:32 of moolight, then sets at 4:50 PM

Bel Air Weather Report

Storm to Affect DC This Week With Some Rain, Wind

October 20, 2014; 4:20 PM ET

A developing nor'easter will bring some showers and wind to the Washington, D.C., area during the middle and latter part of the week. 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.