• Today

    Sep 21

    72°Lo 55°

    A thunderstorm in spots

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

    Sep 22

    78°Lo 53°

    Mostly cloudy with a t-storm

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

    Sep 23

    82°Lo 53°

    Times of clouds and sun

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

    Sep 24

    82°Lo 54°

    Partly sunny and beautiful

    Moderate ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      26%
    more
  • Thu

    Sep 25

    84°Lo 53°

    A full day of sunshine

    Ragweed Pollen Weather
    • Precip
      3%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      1%
    more
Next Previous
Hi 72° RealFeel® 73° Precipitation 65%

Day

N

E

S

W

  • SSW 6 mph
  • Gusts: 16 mph

Mostly cloudy with a shower or thunderstorm in spots

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 40%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 55° RealFeel® 50° Precipitation 63%

Night

N

E

S

W

  • S 7 mph
  • Gusts: 10 mph

A shower or thunderstorm around this evening; otherwise, mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.24 in
  • Rain: 0.24 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Denver Pollen Levels - September 21

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

    Pollen

    Low

  • Weed

    Pollen

    Moderate

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 72° 76° N/A 81°
Low 55° 46° N/A 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:46 AM with 12:13 of sunlight, then sets at 6:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:23 AM with 13:13 of moolight, then sets at 5:36 PM

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps