• Today

    May 1

    37°Lo 23°

    Mostly cloudy and cold

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

    May 2

    52°Lo 29°

    A thunderstorm in spots

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

    May 3

    58°Lo 32°

    Partly sunny

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

    May 4

    68°Lo 39°

    Plenty of sunshine

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

    May 5

    75°Lo 43°

    A p.m. t-storm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
A couple of showers of rain or snow 33° Lo 28° RealFeel® 32° / 30°

N

E

S

W

  • Precipitation: 55%
  • Rain: 0.04 in
  • Snow: 0.1 in
  • Humidity: 91%
  • Cloud Cover: 90%
  • Dew Point: 28° F
  • Visibility: 10 mi
4 mph

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2015
High 37° 64° N/A 66°
Low 23° 38° N/A 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:00 AM with 13:54 of sunlight, then sets at 7:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:49 AM with 11:17 of moolight, then sets at 2:06 PM

Castle Rock Weather Report

PHOTOS: Late-April snowstorm extends Colorado ski season into early May

May 1, 2016; 6:19 PM ET

A late-April snowstorm dumped over a foot of heavy, wet snow across parts of Colorado on Thursday into Friday, boosting snowpack for an extended ski season at local resorts. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps