• Today

    Sep 4

    90°Lo 70°

    A t-storm around in the p.m.

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

    Sep 5

    83°Lo 64°

    Clouds giving way to sun

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

    Sep 6

    84°Lo 64°

    Mostly sunny and humid

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

    Sep 7

    88°Lo 65°

    Partly sunny, warm and humid

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

    Sep 8

    91°Lo 68°

    Mostly sunny, hot and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 90° RealFeel® 97° Precipitation 40%

Day

N

E

S

W

  • ENE 6 mph
  • Gusts: 10 mph

Humid with partial sunshine; a thunderstorm in spots this afternoon

  • Max UV Index: 6 (High)
  • Thunderstorms: 60%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 70° RealFeel® 70° Precipitation 40%

Night

N

E

S

W

  • ENE 5 mph
  • Gusts: 8 mph

A shower or thunderstorm in spots this evening; otherwise, mostly cloudy and humid

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Lanham Pollen Levels - September 4

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass Pollen

    Low

  • Tree Pollen

    Low

  • Ragweed Pollen

    Low

  • Mold Pollen

    Low

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 90° 84° N/A N/A
Low 70° 63° N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 12:55 of sunlight, then sets at 7:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:48 PM with 14:27 of moolight, then sets at 2:15 PM

Lanham Weather Report

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

September 4, 2015; 5:15 AM ET

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

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps