• Today

    Apr 30

    38°Lo 18°

    Mostly cloudy, snow showers

    Beneficial weather for asthma
    • Hi
      RealFeel
      39°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Sun

    May 1

    40°Lo 18°

    Periods of snow

    Beneficial weather for asthma
    • Hi
      RealFeel
      39°
    • UV
      4 - Moderate
    • Air Qual.
      Good
  • Mon

    May 2

    45°Lo 21°

    A thunderstorm in spots

    Beneficial weather for asthma
    • Hi
      RealFeel
      54°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Tue

    May 3

    50°Lo 24°

    Cloudy with a shower or two

    Beneficial weather for asthma
    • Hi
      RealFeel
      61°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Wed

    May 4

    54°Lo 25°

    An afternoon thunderstorm

    Beneficial weather for asthma
    • Hi
      RealFeel
      70°
    • UV
      7 - Very High
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Cloudy
Snow
Snow
Temp (°F) 20° 18° 20° 21° 24° 28° 31° 33°
RealFeel® 19° 15° 16° 16° 20° 26° 28° 31°
Humidity 87% 91% 85% 79% 70% 62% 57% 52%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
0%
 
0%
 
0%
 
0%
 
5%
 
5%
 
5%
 
5%
Snow
 
20%
 
20%
 
20%
 
25%
 
43%
 
47%
 
51%
 
56%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 5 ESE 6 ESE 6 ESE 7 ESE 7 ESE 8 ESE 8 ESE 8 ESE
UV Index 0 0 0 0 1 2 3 4
Cloud Cover 94% 94% 94% 94% 88% 90% 91% 93%
Dew Point 17° 16° 16° 16° 16° 17° 18° 17°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2015
High 40° 45° N/A 45°
Low 18° 18° N/A 36°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:04 AM with 13:55 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:55 AM with 11:16 of moolight, then sets at 2:11 PM

Dillon Weather Report

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

April 30, 2016; 6:58 AM 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. Air Quality

Sun. Asthma Risk

Sun. UV Index