• Tonight

    Jul 11

    Lo 65°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Sat

    Jul 12

    87°Lo 69°

    Partly sunny

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

    Jul 13

    90°Lo 72°

    An afternoon t-storm or two

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

    Jul 14

    91°Lo 72°

    Showers and a heavier t-storm

    Low ragweed pollen levels
    • Precip
      69%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      69%
    more
  • Tue

    Jul 15

    88°Lo 66°

    Heavy thunderstorms

    Ragweed Pollen Weather
    • Precip
      65%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      77%
    more
Next Previous
Hi 85° RealFeel® 91° Precipitation 35%

Day

N

E

S

W

  • NE 3 mph
  • Gusts: 9 mph

Humid this morning; otherwise, partial sunshine

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 40%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 65° RealFeel® 63° Precipitation 25%

Night

N

E

S

W

  • N 2 mph
  • Gusts: 6 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • 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 - July 11

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 11

more Historical Weather Data >
  Today Normal Record 7/11/2013
High 85° 89° 99° (1988) 87°
Low 65° 71° 54° (1898) 75°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:52 AM with 14:44 of sunlight, then sets at 8:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:45 PM with 10:24 of moolight, then sets at 6:09 AM

Top Story

Rockville Weather Report

DC: Severe Storm, Flooding Threat to Precede Cooldown

July 11, 2014; 7:03 PM ET

After only spotty rainfall this weekend in the Washington, D.C., area, the risk of severe thunderstorms and flash flooding will ramp up quickly early next week. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps