• Today

    Aug 29

    82°Lo 61°

    Mostly sunny

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

    Aug 30

    83°Lo 71°

    A p.m. t-storm in the area

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

    Aug 31

    90°Lo 70°

    Thundershower

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

    Sep 1

    88°Lo 70°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Precip
      40%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      56%
    more
  • Tue

    Sep 2

    91°Lo 70°

    An afternoon thunderstorm

    Ragweed Pollen Weather
    • Precip
      56%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      36%
    more
Next Previous
Hi 82° RealFeel® 86° Precipitation 2%

Day

N

E

S

W

  • E 4 mph
  • Gusts: 7 mph

Mostly sunny

  • Max UV Index: 6 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 61° RealFeel® 59° Precipitation 14%

Night

N

E

S

W

  • SE 3 mph
  • Gusts: 5 mph

Partly cloudy

  • 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

Rockville Pollen Levels - August 29

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Aug 29

more Historical Weather Data >
  Today Normal Record 8/29/2013
High 82° 85° 98° (1973) 87°
Low 61° 68° 49° (1986) 74°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:34 AM with 13:10 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:20 AM with 11:22 of moolight, then sets at 9:42 PM

Top Story

Rockville Weather Report

Summery Weekend in Store for DC

August 29, 2014; 4:24 AM ET

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

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps