• Today

    Jul 30

    91°Lo 67°

    A heavy t-storm in the p.m.

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

    Jul 31

    89°Lo 67°

    Sunny, warm and less humid

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

    Aug 1

    91°Lo 68°

    Sun mixing with clouds; hot

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

    Aug 2

    90°Lo 68°

    Sunshine and very warm

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

    Aug 3

    94°Lo 72°

    Partly sunny and hot

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 91° RealFeel® 103° Precipitation 55%

Day

N

E

S

W

  • SW 7 mph
  • Gusts: 12 mph

Humid with intervals of clouds and sunshine; a heavy thunderstorm around this afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 64%
  • Precipitation: 0.15 in
  • Rain: 0.15 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 67° RealFeel® 65° Precipitation 25%

Night

N

E

S

W

  • NW 6 mph
  • Gusts: 8 mph

Patchy clouds and less humid

  • 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

Cabin John Pollen Levels - July 30

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

    Low

  • Ragweed Pollen

    Low

  • Tree Pollen

    Low

  • Mold Pollen

    Low

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2014
High 91° 88° 99° (1953) 80°
Low 67° 71° 56° (1914) 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 14:15 of sunlight, then sets at 8:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:38 PM with 10:43 of moolight, then sets at 6:21 AM

Cabin John Weather Report

DC, Baltimore: Heat to Linger, Humidity to Ease This Weekend

July 30, 2015; 4:20 AM ET

Following the steam bath of this week, the weather around Washington, D.C., and Baltimore will not be in a hurry to cool down. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps