• Tonight

    Aug 27

    Lo 68°

    Partly cloudy and humid

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Aug 28

    86°Lo 58°

    Partly sunny and less humid

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

    Aug 29

    82°Lo 63°

    Mostly sunny

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

    Aug 30

    86°Lo 69°

    A t-storm in the afternoon

    Low ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      45%
    more
  • Sun

    Aug 31

    90°Lo 70°

    Partly sunny, a t-storm; hot

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      61%
Next Previous
Hi 90° RealFeel® 94° Precipitation 55%

Day

N

E

S

W

  • SW 5 mph
  • Gusts: 9 mph

Times of clouds and sun, hot and humid with a shower or thunderstorm around

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 70° RealFeel® 70° Precipitation 51%

Night

N

E

S

W

  • W 3 mph
  • Gusts: 5 mph

An evening thunderstorm; otherwise, mostly cloudy and humid

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.06 in
  • Rain: 0.06 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2013
High 90° 81° N/A 90°
Low 70° 63° N/A 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:35 AM with 13:05 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:16 PM with 10:39 of moolight, then sets at 10:55 PM

Top Story

Lanham Weather Report

Summery Weekend in Store for DC

August 27, 2014; 4:38 PM ET

After a subtle cooldown, hot and humid weather will bounce back in Washington, D.C., in time for the Labor Day weekend. more >

Sun. Dust & Dander

Sun. Wind Maps