• Today

    Sep 23

    70°Lo 52°

    Mostly sunny

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      7 - Low
  • Wed

    Sep 24

    73°Lo 60°

    Rather cloudy and comfortable

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

    Sep 25

    66°Lo 55°

    Periods of rain

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Sep 26

    76°Lo 57°

    Mostly sunny and warmer

    Moderate ragweed pollen levels
    • Precip
      6%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      20%
    more
  • Sat

    Sep 27

    80°Lo 57°

    Sunny and beautiful

    Ragweed Pollen Weather
    • Precip
      3%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      0%
    more
Next Previous
Hi 70° RealFeel® 73° Precipitation 1%

Day

N

E

S

W

  • NNE 3 mph
  • Gusts: 6 mph

Cool this morning; otherwise, mostly sunny and pleasant

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 52° RealFeel® 50° Precipitation 17%

Night

N

E

S

W

  • NE 3 mph
  • Gusts: 7 mph

Increasing amounts of clouds

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

Shaw Pollen Levels - September 23

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

    Pollen

    Low

  • Weed

    Pollen

    Moderate

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 23

more Historical Weather Data >
  Today Normal Record 9/23/2013
High 70° 77° 98° (1895) 69°
Low 52° 60° 36° (1904) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 12:08 of sunlight, then sets at 7:04 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:19 AM with 12:22 of moolight, then sets at 6:41 PM

Top Story

Shaw Weather Report

DC: September Temperature Roller Coaster to Continue

September 23, 2014; 3:29 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Washington, D.C. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps