• Tonight

    Apr 1

    Lo 32°

    Mostly cloudy, a t-storm late

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
  • Thu

    Apr 2

    39°Lo 21°

    Rain, then snow late

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Fri

    Apr 3

    44°Lo 25°

    Chilly with clouds and sun

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

    Apr 4

    60°Lo 32°

    Sunny and warmer

    Low ragweed pollen levels
    • Precip
      5%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      10%
    more
  • Sun

    Apr 5

    64°Lo 38°

    Partly sunny and nice

    Ragweed Pollen Weather
    • Precip
      5%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      38%
    more
Next Previous
Next 8 hours >
  Thu
5am
5am 5am 5am 5am 5am 5am 5am
  5am 5am 5am 5am 5am 5am 5am 5am
Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F)
RealFeel®
Humidity 0% 0% 0% 0% 0% 0% 0% 0%
   
  5am 5am 5am 5am 5am 5am 5am 5am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 5am 5am 5am 5am 5am 5am 5am
Wind (mph) 0 0 0 0 0 0 0 0
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 0% 0% 0% 0% 0% 0% 0%
Dew Point
Middle Grid line 5 F Middle Grid line 0 F Middle Grid line -5 F

Temperature History - Apr 1

more Historical Weather Data >
  Today Normal Record 4/1/2014
High 68° 58° 84° (2012) 59°
Low 32° 30° 10° (1975) 31°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:44 AM with 12:39 of sunlight, then sets at 7:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:05 PM with 12:41 of moolight, then sets at 5:46 AM

Castle Rock Weather Report

Snow to Cover Denver Prior to Easter Weekend

April 1, 2015; 12:15 PM ET

Accumulating snow will hit the Denver area on Thursday with slippery roads and travel problems. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps