• Tonight

    Sep 1

    Lo 69°

    Mainly clear, warm and humid

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Tue

    Sep 2

    91°Lo 66°

    A t-storm in the afternoon

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Wed

    Sep 3

    86°Lo 62°

    Mostly sunny and warm

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Sep 4

    89°Lo 66°

    Mostly sunny

    Low ragweed pollen levels
    • Precip
      7%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      20%
    more
  • Fri

    Sep 5

    91°Lo 69°

    Sunny, hot and more humid

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      10%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Fog
Fog
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Temp (°F) 76° 81° 85° 87° 89° 90° 91° 88°
RealFeel® 81° 87° 93° 96° 97° 96° 97° 92°
Humidity 81% 70% 63% 60% 56% 53% 50% 53%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
5%
 
6%
 
7%
 
7%
 
10%
 
15%
 
15%
 
19%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 3 SW 5 WSW 6 WSW 7 WSW 7 SW 8 SW 8 SW 8 SW
UV Index 2 3 4 5 6 5 4 3
Cloud Cover 46% 46% 46% 46% 46% 46% 46% 60%
Dew Point 70° 70° 71° 72° 71° 71° 70° 69°
Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2013
High 91° 84° N/A 90°
Low 66° 63° N/A 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 13:01 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:19 PM with 10:14 of moolight, then sets at 12:33 AM

Top Story

Frederick Weather Report

DC: Warm Week for Back to School, Work

September 1, 2014; 6:00 PM ET

While temperatures and humidity levels will fluctuate slightly from day to day this week, unseasonable warmth will continue into next weekend around Washington, D.C. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps