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Winter forecast 2025-26 calls for a snowy season for parts of the US. Get the details. Chevron right

Keystone, CO

31°F
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Keystone, CO Weather
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Winter Center

Today Hourly

Daily

Radar MinuteCast® Monthly Air Quality Health & Activities

October 5 - November 18

Sun 10/5

58° /35°
25%
Sunshine and some clouds

RealFeel®62°

RealFeel Shade™55°

Max UV Index5.0 (Moderate)

WindSSW 8 mph

Mon 10/6

57° /33°
25%
Times of clouds and sun

RealFeel®57°

RealFeel Shade™52°

Max UV Index4.0 (Moderate)

WindWSW 9 mph

Tue 10/7

60° /35°
1%
Mostly sunny and nice

RealFeel®63°

RealFeel Shade™56°

Max UV Index5.0 (Moderate)

WindW 8 mph

Wed 10/8

62° /34°
2%
Nice with plenty of sunshine

RealFeel®62°

RealFeel Shade™57°

Max UV Index5.0 (Moderate)

WindWSW 10 mph

Thu 10/9

62° /38°
3%
Mostly cloudy

RealFeel®63°

RealFeel Shade™58°

Max UV Index5.0 (Moderate)

WindWNW 9 mph

Fri 10/10

59° /42°
30%
Cloudy with a shower possible in the afternoon

RealFeel®57°

RealFeel Shade™56°

Max UV Index2.0 (Low)

WindW 7 mph

Sat 10/11

60° /39°
49%
A morning shower in places; otherwise, partly sunny

RealFeel®63°

RealFeel Shade™58°

Max UV Index5.0 (Moderate)

WindSW 7 mph

Sun 10/12

53° /36°
0%
Plenty of sunshine

RealFeel®54°

RealFeel Shade™52°

Max UV Index5.0 (Moderate)

WindWSW 10 mph

Mon 10/13

56° /36°
57%
Mostly cloudy with a bit of rain in the afternoon

RealFeel®56°

RealFeel Shade™56°

Max UV Index2.0 (Low)

WindS 6 mph

Tue 10/14

60° /39°
58%
A bit of morning rain; otherwise, considerable cloudiness

RealFeel®65°

RealFeel Shade™61°

Max UV Index2.0 (Low)

WindW 2 mph

Wed 10/15

59° /39°
61%
A bit of rain in the morning; otherwise, rather cloudy

RealFeel®66°

RealFeel Shade™59°

Max UV Index4.0 (Moderate)

WindSE 2 mph

Thu 10/16

58° /35°
49%
Partly sunny with a shower in spots in the afternoon

RealFeel®64°

RealFeel Shade™58°

Max UV Index4.0 (Moderate)

WindW 4 mph

Fri 10/17

51° /22°
25%
Mostly cloudy

RealFeel®54°

RealFeel Shade™51°

Max UV Index1.0 (Low)

WindS 4 mph

Sat 10/18

56° /25°
20%
Sunny to partly cloudy

RealFeel®56°

RealFeel Shade™52°

Max UV Index4.0 (Moderate)

WindW 7 mph

Sun 10/19

44° /17°
75%
Cloudy and cooler; a mix of snow and rain in the morning followed by a couple of showers in the afternoon

RealFeel®46°

RealFeel Shade™46°

Max UV Index1.0 (Low)

WindW 4 mph

Mon 10/20

41° /16°
25%
Clouds and sunshine

RealFeel®44°

RealFeel Shade™44°

Max UV Index2.0 (Low)

WindSW 2 mph

Tue 10/21

42° /19°
60%
Cloudy; periods of snow, sleet, freezing rain and rain in the morning followed by a little rain in the afternoon

RealFeel®45°

RealFeel Shade™45°

Max UV Index1.0 (Low)

WindSW 2 mph

Wed 10/22

42° /19°
25%
Mostly cloudy

RealFeel®39°

RealFeel Shade™39°

Max UV Index2.0 (Low)

WindSW 6 mph

Thu 10/23

43° /17°
67%
Cloudy; a mix of snow and rain in the morning followed by a couple of showers in the afternoon

RealFeel®36°

RealFeel Shade™36°

Max UV Index1.0 (Low)

WindWNW 9 mph

Fri 10/24

39° /15°
25%
Intervals of clouds and sunshine

RealFeel®33°

RealFeel Shade™31°

Max UV Index1.0 (Low)

WindW 9 mph

Sat 10/25

40° /15°
5%
Plenty of sun

RealFeel®46°

RealFeel Shade™40°

Max UV Index4.0 (Moderate)

WindWSW 5 mph

Sun 10/26

47° /20°
20%
Plenty of sunshine

RealFeel®43°

RealFeel Shade™40°

Max UV Index4.0 (Moderate)

WindW 10 mph

Mon 10/27

42° /14°
5%
Plenty of sunshine

RealFeel®48°

RealFeel Shade™42°

Max UV Index4.0 (Moderate)

WindW 5 mph

Tue 10/28

40° /14°
10%
Sunny

RealFeel®45°

RealFeel Shade™39°

Max UV Index4.0 (Moderate)

WindW 5 mph

Wed 10/29

38° /13°
10%
Sunshine

RealFeel®45°

RealFeel Shade™39°

Max UV Index4.0 (Moderate)

WindW 4 mph

Thu 10/30

39° /14°
20%
Plenty of sunshine

RealFeel®46°

RealFeel Shade™40°

Max UV Index4.0 (Moderate)

WindWSW 2 mph

Fri 10/31

48° /19°
25%
Cloudy

RealFeel®49°

RealFeel Shade™49°

Max UV Index1.0 (Low)

WindWSW 5 mph

Sat 11/1

46° /20°
60%
A bit of sleet and freezing rain in the morning; otherwise, mostly cloudy

RealFeel®48°

RealFeel Shade™45°

Max UV Index2.0 (Low)

WindWSW 4 mph

Sun 11/2

38° /19°
20%
Partial sunshine

RealFeel®38°

RealFeel Shade™34°

Max UV Index3.0 (Moderate)

WindW 6 mph

Mon 11/3

45° /20°
5%
Plenty of sun

RealFeel®49°

RealFeel Shade™44°

Max UV Index4.0 (Moderate)

WindWSW 5 mph

Tue 11/4

44° /19°
20%
Plenty of sun

RealFeel®47°

RealFeel Shade™42°

Max UV Index4.0 (Moderate)

WindWSW 5 mph

Wed 11/5

48° /12°
20%
Mostly sunny

RealFeel®56°

RealFeel Shade™51°

Max UV Index3.0 (Moderate)

WindWSW 4 mph

Thu 11/6

34° /9°
5%
Sunny and colder

RealFeel®35°

RealFeel Shade™30°

Max UV Index3.0 (Moderate)

WindW 6 mph

Fri 11/7

34° /10°
5%
Plenty of sunshine

RealFeel®34°

RealFeel Shade™30°

Max UV Index3.0 (Moderate)

WindW 6 mph

Sat 11/8

36° /11°
25%
Increasing cloudiness

RealFeel®39°

RealFeel Shade™39°

Max UV Index2.0 (Low)

WindWSW 4 mph

Sun 11/9

41° /19°
25%
Sun and clouds

RealFeel®43°

RealFeel Shade™43°

Max UV Index1.0 (Low)

WindSW 5 mph

Mon 11/10

38° /14°
64%
Mostly cloudy; periods of snow in the morning followed by a bit of snow and rain at times in the afternoon

RealFeel®39°

RealFeel Shade™39°

Max UV Index1.0 (Low)

WindSW 5 mph

Tue 11/11

34° /8°
25%
Clouds giving way to some sun

RealFeel®31°

RealFeel Shade™28°

Max UV Index2.0 (Low)

WindW 8 mph

Wed 11/12

32° /8°
25%
Partial sunshine

RealFeel®35°

RealFeel Shade™35°

Max UV Index3.0 (Moderate)

WindSW 4 mph

Thu 11/13

33° /9°
25%
Intervals of clouds and sunshine

RealFeel®30°

RealFeel Shade™25°

Max UV Index3.0 (Moderate)

WindWSW 8 mph

Fri 11/14

33° /9°
20%
Turning cloudy

RealFeel®34°

RealFeel Shade™29°

Max UV Index3.0 (Moderate)

WindSW 5 mph

Sat 11/15

39° /19°
10%
Mostly sunny

RealFeel®39°

RealFeel Shade™36°

Max UV Index3.0 (Moderate)

WindWSW 6 mph

Sun 11/16

43° /17°
20%
Partly sunny

RealFeel®48°

RealFeel Shade™45°

Max UV Index3.0 (Moderate)

WindSW 4 mph

Mon 11/17

35° /16°
16%
Times of clouds and sun

RealFeel®32°

RealFeel Shade™30°

Max UV Index2.0 (Low)

WindESE 7 mph

Tue 11/18

41° /16°
59%
A bit of ice in the morning; otherwise, mostly cloudy

RealFeel®41°

RealFeel Shade™41°

Max UV Index3.0 (Moderate)

WindWSW 6 mph

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Weather Near Keystone:

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  • Denver, CO
  • Fort Collins, CO
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