• Today

    Sep 1

    93°Lo 66°

    Mostly sunny, hot and humid

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

    Sep 2

    92°Lo 68°

    Areas of fog in the morning

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

    Sep 3

    93°Lo 68°

    Partly sunny, hot and humid

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

    Sep 4

    88°Lo 65°

    Some sun with a thunderstorm

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

    Sep 5

    84°Lo 58°

    Decreasing clouds

    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 >
  Wed
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Fog
Fog
Fog
Fog
Fog
Mostly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 66° 67° 70° 76° 81° 85° 88° 89°
RealFeel® 70° 70° 78° 86° 93° 99° 101° 101°
Humidity 99% 98% 98% 85% 72% 63% 56% 54%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
4%
 
2%
 
0%
 
0%
 
0%
 
0%
 
0%
 
2%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 0 0 0 1 WNW 4 WNW 2 NW 5 NW 5 NW
UV Index 0 0 1 2 3 5 6 6
Cloud Cover 67% 69% 65% 50% 33% 25% 31% 48%
Dew Point 66° 67° 70° 71° 72° 71° 71° 70°
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 Middle Grid line 65 F

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2014
High 92° 84° N/A 91°
Low 68° 63° N/A 72°

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 10:20 PM with 13:54 of moolight, then sets at 12:14 PM

Frederick Weather Report

DC, Baltimore: Sizzling Heat Wave to Start September

September 1, 2015; 2:07 AM ET

July-like heat and humidity will continue for Washington, D.C., and Baltimore for the first week of September. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps