Sunrise and sunset times in Keystone, CO
Check out today's and tomorrow's sunrise and sunset times in Keystone, CO, United States, as well as the whole calendar for May 2026.
Today
May 9, 2026 . Current time: 1:19:33 pm
First light at 5:25:05 am
Sunrise time: 5:53:28 am
Sunset time: 8:06:53 pm
Last light at 8:35:16 pm
Day length: 14 hours, 13 minutes
6 hours, 47 minutes left for today's sunset in Keystone
Moon set on May 9 at 11:17 AM
Moon will rise on May 10 at 01:31 AMMoon phase: 🌗 Last Quarter (51%)Tomorrow
May 10, 2026
First light at 5:23:57 am
Sunrise time: 5:52:26 am
Sunset time: 8:07:51 pm
Last light at 8:36:19 pm
Day length: 14 hours, 15 minutes
Tomorrow will be approximately 2 minutes longer than today in Keystone
Moon will rise on May 10 at 01:31 AM Moon will set on May 10 at 12:22 PMMoon phase: 🌘 Waning Crescent (36%)
- Keystone, Colorado
- Latitude: 39.579166
- Longitude: -105.934738
- Time zone: Mountain Time MDT
Shortest day in Keystone, CO
The shortest day of the year will be in 8 months, during the winter solstice on December 21, 2026, with a daylight length of 9 hours and 25 minutes.Longest day in Keystone, CO
The longest day of the year will be in 1 month and 10 days, during the summer solstice on June 20, 2026, with a daylight length of 15 hours and 1 minutes.
May 2026 - Keystone, Colorado - Sunrise and sunset calendar
Sunrise and sunset times, civil twilight start and end times as well as solar noon, and day length for every day of May in Keystone.
The day length increases by 52 minutes over the course of May 2026 in Keystone, CO - from 13 hours, 56 minutes on the first day to 14 hours, 49 minutes on the last day.
| Day | Twilight Start | Sunrise | Sunset | Twilight End | Day Length | Day Length Variation | Solar Noon
Time of day when the sun reaches its highest point in the sky.
|
Max Sun Altitude | Nautical Twilight Start | Nautical Twilight End | Astronomical Twilight Start | Astronomical Twilight End | Night Length
Calculated form this day's sunset to the next day's sunrise.
|
Moon phase |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fri, May 1 | 5:34:55 am | 6:02:36 am | 7:59:00 pm | 8:26:42 pm | 13h 56m 24s | 13h 56m 24s | 1:00:48 pm | 54.8° | 4:59:27 am | 9:02:09 pm | 4:21:19 am | 9:40:17 pm | 10h 2m 23s | 🌕 (100%) |
| Sat, May 2 | 5:33:37 am | 6:01:23 am | 8:00:00 pm | 8:27:46 pm | 13h 58m 37s | 2m 13s | 1:00:41 pm | 55.1° | 4:58:00 am | 9:03:23 pm | 4:19:39 am | 9:41:44 pm | 10h 0m 11s | 🌖 (100%) |
| Sun, May 3 | 5:32:20 am | 6:00:11 am | 8:01:00 pm | 8:28:51 pm | 14h 0m 49s | 2m 12s | 1:00:35 pm | 55.4° | 4:56:34 am | 9:04:36 pm | 4:17:59 am | 9:43:12 pm | 9h 58m 1s | 🌖 (98%) |
| Mon, May 4 | 5:31:04 am | 5:59:01 am | 8:01:59 pm | 8:29:55 pm | 14h 2m 58s | 2m 9s | 1:00:30 pm | 55.7° | 4:55:10 am | 9:05:50 pm | 4:16:20 am | 9:44:39 pm | 9h 55m 53s | 🌖 (94%) |
| Tue, May 5 | 5:29:50 am | 5:57:52 am | 8:02:58 pm | 8:31:00 pm | 14h 5m 6s | 2m 8s | 1:00:25 pm | 56° | 4:53:46 am | 9:07:03 pm | 4:14:43 am | 9:46:07 pm | 9h 53m 46s | 🌖 (89%) |
| Wed, May 6 | 5:28:37 am | 5:56:44 am | 8:03:57 pm | 8:32:04 pm | 14h 7m 13s | 2m 7s | 1:00:20 pm | 56.3° | 4:52:24 am | 9:08:17 pm | 4:13:06 am | 9:47:35 pm | 9h 51m 40s | 🌖 (82%) |
| Thu, May 7 | 5:27:25 am | 5:55:37 am | 8:04:56 pm | 8:33:08 pm | 14h 9m 19s | 2m 6s | 1:00:16 pm | 56.6° | 4:51:03 am | 9:09:30 pm | 4:11:31 am | 9:49:02 pm | 9h 49m 36s | 🌖 (75%) |
| Fri, May 8 | 5:26:14 am | 5:54:32 am | 8:05:54 pm | 8:34:12 pm | 14h 11m 22s | 2m 3s | 1:00:13 pm | 56.8° | 4:49:43 am | 9:10:43 pm | 4:09:56 am | 9:50:30 pm | 9h 47m 34s | 🌖 (66%) |
| Sat, May 9 | 5:25:05 am | 5:53:28 am | 8:06:53 pm | 8:35:16 pm | 14h 13m 25s | 2m 3s | 1:00:10 pm | 57.1° | 4:48:25 am | 9:11:56 pm | 4:08:23 am | 9:51:58 pm | 9h 45m 33s | 🌖 (56%) |
| Sun, May 10 | 5:23:57 am | 5:52:26 am | 8:07:51 pm | 8:36:19 pm | 14h 15m 25s | 2m 0s | 1:00:08 pm | 57.4° | 4:47:08 am | 9:13:09 pm | 4:06:52 am | 9:53:25 pm | 9h 43m 34s | 🌗 (46%) |
| Mon, May 11 | 5:22:51 am | 5:51:25 am | 8:08:48 pm | 8:37:22 pm | 14h 17m 23s | 1m 58s | 1:00:07 pm | 57.6° | 4:45:52 am | 9:14:21 pm | 4:05:21 am | 9:54:53 pm | 9h 41m 38s | 🌘 (36%) |
| Tue, May 12 | 5:21:47 am | 5:50:26 am | 8:09:45 pm | 8:38:25 pm | 14h 19m 19s | 1m 56s | 1:00:06 pm | 57.9° | 4:44:38 am | 9:15:33 pm | 4:03:52 am | 9:56:20 pm | 9h 39m 43s | 🌘 (26%) |
| Wed, May 13 | 5:20:43 am | 5:49:28 am | 8:10:42 pm | 8:39:27 pm | 14h 21m 14s | 1m 55s | 1:00:05 pm | 58.1° | 4:43:26 am | 9:16:45 pm | 4:02:24 am | 9:57:46 pm | 9h 37m 50s | 🌘 (17%) |
| Thu, May 14 | 5:19:42 am | 5:48:32 am | 8:11:39 pm | 8:40:29 pm | 14h 23m 7s | 1m 53s | 1:00:05 pm | 58.3° | 4:42:15 am | 9:17:56 pm | 4:00:58 am | 9:59:13 pm | 9h 35m 58s | 🌘 (9%) |
| Fri, May 15 | 5:18:42 am | 5:47:37 am | 8:12:35 pm | 8:41:31 pm | 14h 24m 58s | 1m 51s | 1:00:06 pm | 58.6° | 4:41:05 am | 9:19:07 pm | 3:59:33 am | 10:00:39 pm | 9h 34m 9s | 🌘 (4%) |
| Sat, May 16 | 5:17:43 am | 5:46:44 am | 8:13:31 pm | 8:42:32 pm | 14h 26m 47s | 1m 49s | 1:00:07 pm | 58.8° | 4:39:57 am | 9:20:17 pm | 3:58:10 am | 10:02:05 pm | 9h 32m 22s | 🌘 (1%) |
| Sun, May 17 | 5:16:46 am | 5:45:53 am | 8:14:26 pm | 8:43:32 pm | 14h 28m 33s | 1m 46s | 1:00:09 pm | 59° | 4:38:51 am | 9:21:27 pm | 3:56:49 am | 10:03:30 pm | 9h 30m 37s | 🌑 (0%) |
| Mon, May 18 | 5:15:51 am | 5:45:03 am | 8:15:20 pm | 8:44:32 pm | 14h 30m 17s | 1m 44s | 1:00:12 pm | 59.3° | 4:37:47 am | 9:22:36 pm | 3:55:29 am | 10:04:54 pm | 9h 28m 55s | 🌒 (3%) |
| Tue, May 19 | 5:14:58 am | 5:44:15 am | 8:16:14 pm | 8:45:31 pm | 14h 31m 59s | 1m 42s | 1:00:15 pm | 59.5° | 4:36:45 am | 9:23:45 pm | 3:54:12 am | 10:06:18 pm | 9h 27m 14s | 🌒 (9%) |
| Wed, May 20 | 5:14:06 am | 5:43:28 am | 8:17:08 pm | 8:46:30 pm | 14h 33m 40s | 1m 41s | 1:00:18 pm | 59.7° | 4:35:44 am | 9:24:52 pm | 3:52:56 am | 10:07:40 pm | 9h 25m 35s | 🌒 (17%) |
| Thu, May 21 | 5:13:16 am | 5:42:43 am | 8:18:01 pm | 8:47:28 pm | 14h 35m 18s | 1m 38s | 1:00:22 pm | 59.9° | 4:34:45 am | 9:25:59 pm | 3:51:42 am | 10:09:02 pm | 9h 23m 59s | 🌒 (26%) |
| Fri, May 22 | 5:12:28 am | 5:42:00 am | 8:18:53 pm | 8:48:25 pm | 14h 36m 53s | 1m 35s | 1:00:27 pm | 60.1° | 4:33:48 am | 9:27:05 pm | 3:50:30 am | 10:10:23 pm | 9h 22m 26s | 🌒 (37%) |
| Sat, May 23 | 5:11:42 am | 5:41:19 am | 8:19:44 pm | 8:49:21 pm | 14h 38m 25s | 1m 32s | 1:00:32 pm | 60.3° | 4:32:53 am | 9:28:10 pm | 3:49:20 am | 10:11:44 pm | 9h 20m 56s | 🌓 (48%) |
| Sun, May 24 | 5:10:58 am | 5:40:40 am | 8:20:35 pm | 8:50:17 pm | 14h 39m 55s | 1m 30s | 1:00:37 pm | 60.5° | 4:32:00 am | 9:29:14 pm | 3:48:12 am | 10:13:02 pm | 9h 19m 27s | 🌔 (58%) |
| Mon, May 25 | 5:10:15 am | 5:40:02 am | 8:21:24 pm | 8:51:11 pm | 14h 41m 22s | 1m 27s | 1:00:43 pm | 60.6° | 4:31:09 am | 9:30:18 pm | 3:47:06 am | 10:14:20 pm | 9h 18m 2s | 🌔 (68%) |
| Tue, May 26 | 5:09:35 am | 5:39:26 am | 8:22:13 pm | 8:52:05 pm | 14h 42m 47s | 1m 25s | 1:00:50 pm | 60.8° | 4:30:20 am | 9:31:20 pm | 3:46:03 am | 10:15:37 pm | 9h 16m 39s | 🌔 (77%) |
| Wed, May 27 | 5:08:56 am | 5:38:52 am | 8:23:01 pm | 8:52:57 pm | 14h 44m 9s | 1m 22s | 1:00:57 pm | 61° | 4:29:33 am | 9:32:20 pm | 3:45:02 am | 10:16:52 pm | 9h 15m 19s | 🌔 (85%) |
| Thu, May 28 | 5:08:20 am | 5:38:20 am | 8:23:49 pm | 8:53:49 pm | 14h 45m 29s | 1m 20s | 1:01:04 pm | 61.1° | 4:28:49 am | 9:33:20 pm | 3:44:03 am | 10:18:05 pm | 9h 14m 1s | 🌔 (91%) |
| Fri, May 29 | 5:07:45 am | 5:37:50 am | 8:24:35 pm | 8:54:40 pm | 14h 46m 45s | 1m 16s | 1:01:12 pm | 61.3° | 4:28:06 am | 9:34:18 pm | 3:43:07 am | 10:19:17 pm | 9h 12m 46s | 🌔 (96%) |
| Sat, May 30 | 5:07:12 am | 5:37:21 am | 8:25:20 pm | 8:55:29 pm | 14h 47m 59s | 1m 14s | 1:01:21 pm | 61.4° | 4:27:26 am | 9:35:15 pm | 3:42:14 am | 10:20:27 pm | 9h 11m 35s | 🌔 (99%) |
| Sun, May 31 | 5:06:42 am | 5:36:55 am | 8:26:04 pm | 8:56:17 pm | 14h 49m 9s | 1m 10s | 1:01:29 pm | 61.6° | 4:26:48 am | 9:36:11 pm | 3:41:23 am | 10:21:36 pm | 9h 10m 26s | 🌕 (100%) |
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Sunrise and Sunset photos in Keystone, CO
Enjoy this beautiful gallery of images of the sunset and sunrise at Keystone, CO. All images provided by our fantastic community of photographers!
Year distribution of sunrise and sunset times in Keystone, CO - 2026
The followin graph shows sunrise and sunset times in Keystone, CO for every day of the year. There are two jumps in the graph that represent the hour change for Daylight Saving Time (DST) in Keystone, CO.