• Early AM

    Apr 1

    Lo 43°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Today

    Apr 1

    68°Lo 33°

    A t-storm late this afternoon

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

    Apr 2

    39°Lo 21°

    Rain, then snow; much colder

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

    Apr 3

    44°Lo 23°

    Chilly with clouds and sun

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      57%
    more
  • Sat

    Apr 4

    56°Lo 30°

    Sunny and warmer

    Low ragweed pollen levels
    • Precip
      5%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      10%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 44° 43° 44° 47° 50° 56° 61° 65°
RealFeel® 39° 38° 39° 42° 46° 55° 63° 68°
Humidity 44% 45% 44% 40% 33% 28% 23% 19%
   
  4am 5am 6am 7am 8am 9am 10am 11am
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%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 8 WSW 8 WSW 8 SW 9 SW 10 SW 9 WSW 9 WSW 9 W
UV Index 0 0 0 0 1 2 3 5
Cloud Cover 28% 26% 25% 26% 65% 70% 70% 70%
Dew Point 24° 23° 23° 24° 22° 23° 23° 21°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 1

more Historical Weather Data >
  Today Normal Record 4/1/2014
High 68° 58° 84° (2012) 59°
Low 33° 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; 3:25 AM 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