• Today

    Sep 5

    86°Lo 60°

    Clouds giving way to sun

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Sep 6

    87°Lo 59°

    Fog in the a.m.; mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Sep 7

    90°Lo 62°

    Fog in the a.m.; mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Sep 8

    94°Lo 66°

    Mostly sunny and hot

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Wed

    Sep 9

    92°Lo 67°

    A p.m. t-storm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    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
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 74° 80° 84° 88° 90° 91° 92° 94°
RealFeel® 84° 91° 97° 100° 101° 100° 98° 98°
Humidity 90% 71% 62% 53% 47% 44% 42% 40%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
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) 1 SSW 2 SSW 2 S 4 SSW 5 SSW 5 SSW 6 S 6 SSW
UV Index 2 3 5 6 6 6 4 3
Cloud Cover 11% 11% 11% 11% 11% 15% 18% 18%
Dew Point 71° 70° 70° 69° 68° 67° 66° 66°
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 Middle Grid line 70 F

Temperature History - Sep 8

more Historical Weather Data >
  Today Normal Record 9/8/2014
High 94° 83° N/A 79°
Low 66° 62° N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:44 AM with 12:46 of sunlight, then sets at 7:30 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:26 AM with 14:20 of moolight, then sets at 4:46 PM

Frederick Weather Report

DC, Baltimore: Heat to Rebuild on Labor Day After Cooldown

September 5, 2015; 6:40 AM ET

A backdoor front will trim temperatures, haze and humidity around the Washington, D.C., and Baltimore areas this weekend before all three conditions return by early next week. more >

Tue. Dust & Dander

Tue. Wind Maps