Sunrise and sunset in Keystone, CO

Local time 5:40 am MST 39.60° N, 105.99° W
Sunrise6:47 amFirst light 6:18 am
Sunset4:49 pmLast light 5:17 pm
Daylight10 h 02 min1 min 57 s shorter
Solar noon11:48 amSun highest in the sky

Sun times in Keystone today

The Sun rises in Keystone at 6:47 am and sets at 4:49 pm today, giving 10 h 02 min of daylight, 1 min 57 s shorter. It is highest at 11:48 am. The sky is fully dark from 6:22 pm until 5:14 am.

Twilight

PhaseMorningEvening
Astronomical twilight begins / ends5:14 am6:22 pm
Nautical twilight5:45 am5:50 pm
Civil twilight (first and last light)6:18 am5:17 pm
Sunrise / sunset6:47 am4:49 pm

A dash means the Sun does not reach that depth below the horizon today.

Golden hour and blue hour

LightMorningEvening
Blue hour6:18 am – 6:29 am5:06 pm – 5:17 pm
Golden hour6:29 am – 7:26 am4:09 pm – 5:06 pm

Golden hour: Sun between 6° above and 4° below the horizon. Blue hour: 4° to 6° below.

Sunrise and sunset for the next 30 days

DateSunriseSunsetDaylightChangeDark from
Sat, Nov 14 6:47 am 4:49 pm 10 h 02 min −1:57 6:22 pm
Sun, Nov 15 6:48 am 4:48 pm 10 h 00 min −1:55 6:21 pm
Mon, Nov 16 6:49 am 4:47 pm 9 h 58 min −1:53 6:21 pm
Tue, Nov 17 6:50 am 4:46 pm 9 h 56 min −1:52 6:20 pm
Wed, Nov 18 6:51 am 4:46 pm 9 h 54 min −1:48 6:19 pm
Thu, Nov 19 6:52 am 4:45 pm 9 h 53 min −1:48 6:19 pm
Fri, Nov 20 6:53 am 4:44 pm 9 h 51 min −1:43 6:18 pm
Sat, Nov 21 6:55 am 4:44 pm 9 h 49 min −1:43 6:18 pm
Sun, Nov 22 6:56 am 4:43 pm 9 h 48 min −1:39 6:18 pm
Mon, Nov 23 6:57 am 4:43 pm 9 h 46 min −1:37 6:17 pm
Tue, Nov 24 6:58 am 4:42 pm 9 h 44 min −1:34 6:17 pm
Wed, Nov 25 6:59 am 4:42 pm 9 h 43 min −1:32 6:17 pm
Thu, Nov 26 7:00 am 4:41 pm 9 h 41 min −1:30 6:16 pm
Fri, Nov 27 7:01 am 4:41 pm 9 h 40 min −1:26 6:16 pm
Sat, Nov 28 7:02 am 4:41 pm 9 h 39 min −1:22 6:16 pm
Sun, Nov 29 7:03 am 4:40 pm 9 h 37 min −1:21 6:16 pm
Mon, Nov 30 7:04 am 4:40 pm 9 h 36 min −1:18 6:16 pm
Tue, Dec 1 7:05 am 4:40 pm 9 h 35 min −1:14 6:15 pm
Wed, Dec 2 7:06 am 4:40 pm 9 h 34 min −1:11 6:15 pm
Thu, Dec 3 7:07 am 4:39 pm 9 h 32 min −1:08 6:15 pm
Fri, Dec 4 7:08 am 4:39 pm 9 h 31 min −1:04 6:15 pm
Sat, Dec 5 7:09 am 4:39 pm 9 h 30 min −1:01 6:15 pm
Sun, Dec 6 7:10 am 4:39 pm 9 h 29 min −0:59 6:15 pm
Mon, Dec 7 7:11 am 4:39 pm 9 h 28 min −0:54 6:16 pm
Tue, Dec 8 7:12 am 4:39 pm 9 h 28 min −0:51 6:16 pm
Wed, Dec 9 7:12 am 4:39 pm 9 h 27 min −0:47 6:16 pm
Thu, Dec 10 7:13 am 4:39 pm 9 h 26 min −0:44 6:16 pm
Fri, Dec 11 7:14 am 4:39 pm 9 h 25 min −0:41 6:16 pm
Sat, Dec 12 7:15 am 4:40 pm 9 h 25 min −0:37 6:16 pm
Sun, Dec 13 7:16 am 4:40 pm 9 h 24 min −0:32 6:17 pm

Sunrise and sunset by month

Month (15th)SunriseSunsetDaylight
November 20266:48 am4:48 pm10 h 00 min
December 20267:17 am4:40 pm9 h 23 min
January 20277:22 am5:04 pm9 h 41 min
February 20276:56 am5:40 pm10 h 44 min
March 20277:15 am7:10 pm11 h 55 min
April 20276:26 am7:41 pm13 h 15 min
May 20275:49 am8:11 pm14 h 22 min
June 20275:35 am8:33 pm14 h 57 min
July 20275:48 am8:30 pm14 h 42 min
August 20276:16 am8:00 pm13 h 44 min
September 20276:45 am7:12 pm12 h 28 min
October 20277:13 am6:24 pm11 h 11 min

2026 at a glance

  • Longest day: June 21, 14 h 58 min of daylight
  • Shortest day: December 21, 9 h 22 min
  • Earliest sunset: 4:39 pm on December 7
  • Latest sunrise: 7:31 am on October 31

Tonight the Moon is waxing crescent, 25% lit. Moonrise and moonset in Keystone.

Times are calculated for 39.5994, -105.9872 at sea level with a flat horizon and standard refraction, using the NOAA solar equations. Hills, buildings and elevation can shift the times you see by a few minutes. Sources and methods.