07:21 Sunrise12:45 Solar noon18:09 Sunset
Sunrise07:21105° E
10 h 47 min−2 min 26 sDay length
Sunset 18:09255° W
Golden hour · morning07:04–07:59
Golden hour · evening17:31–18:26
Blue hour · evening18:26–18:36
Solar noon12:45
Civil twilight06:54–18:36
MDTDenver
Tonight
Full moon
97% lit at noon
17:07 05:39
Coming up
Next full moonSunday, 25 October 202622:12
Tomorrow
Sunday 25 October07:23 – 18:07
Sunday 25 October07:23 – 18:07
Today
Golden hour
- morning
- 07:04–07:59
- evening
- 17:31–18:26
Today
Blue hour
- morning
- 06:54–07:04
- evening
- 18:26–18:36
Today
Sunrise direction
- Sunrise
- 105° E
- Sunset
- 255° W
Boulder in October
| Day | Rise | Set | Length | Change |
|---|---|---|---|---|
| Sat 24 | 07:21 | 18:09 | 10 h 47 min | — |
| Sun 25 | 07:23 | 18:07 | 10 h 45 min | −2 min 26 s |
| Mon 26 | 07:24 | 18:06 | 10 h 42 min | −2 min 25 s |
| Tue 27 | 07:25 | 18:05 | 10 h 40 min | −2 min 24 s |
| Wed 28 | 07:26 | 18:03 | 10 h 37 min | −2 min 23 s |
| Thu 29 | 07:27 | 18:02 | 10 h 35 min | −2 min 22 s |
| Fri 30 | 07:28 | 18:01 | 10 h 33 min | −2 min 21 s |
| Sat 31 | 07:29 | 18:00 | 10 h 30 min | −2 min 20 s |
| Sun 1 | 06:30 | 16:58 | 10 h 28 min | −2 min 19 s |
| Mon 2 | 06:32 | 16:57 | 10 h 26 min | −2 min 18 s |
| Tue 3 | 06:33 | 16:56 | 10 h 23 min | −2 min 17 s |
| Wed 4 | 06:34 | 16:55 | 10 h 21 min | −2 min 15 s |
| Thu 5 | 06:35 | 16:54 | 10 h 19 min | −2 min 14 s |
| Fri 6 | 06:36 | 16:53 | 10 h 17 min | −2 min 13 s |
| Sat 7 | 06:37 | 16:52 | 10 h 15 min | −2 min 11 s |
| Sun 8 | 06:38 | 16:51 | 10 h 12 min | −2 min 10 s |
| Mon 9 | 06:40 | 16:50 | 10 h 10 min | −2 min 8 s |
| Tue 10 | 06:41 | 16:49 | 10 h 8 min | −2 min 6 s |
| Wed 11 | 06:42 | 16:48 | 10 h 6 min | −2 min 5 s |
| Thu 12 | 06:43 | 16:47 | 10 h 4 min | −2 min 3 s |
| Fri 13 | 06:44 | 16:46 | 10 h 2 min | −2 min 1 s |
| Sat 14 | 06:45 | 16:45 | 10 h 0 min | −1 min 59 s |
| Sun 15 | 06:46 | 16:45 | 9 h 58 min | −1 min 57 s |
| Mon 16 | 06:48 | 16:44 | 9 h 56 min | −1 min 55 s |
| Tue 17 | 06:49 | 16:43 | 9 h 54 min | −1 min 53 s |
| Wed 18 | 06:50 | 16:42 | 9 h 52 min | −1 min 51 s |
| Thu 19 | 06:51 | 16:42 | 9 h 51 min | −1 min 48 s |
| Fri 20 | 06:52 | 16:41 | 9 h 49 min | −1 min 46 s |
| Sat 21 | 06:53 | 16:40 | 9 h 47 min | −1 min 44 s |
| Sun 22 | 06:54 | 16:40 | 9 h 46 min | −1 min 41 s |
| Mon 23 | 06:55 | 16:39 | 9 h 44 min | −1 min 38 s |
The year in daylight 2026
Longest day15 h 1 min21 June
Shortest day9 h 20 min21 December
Earliest sunset16:367 December
Latest sunrise07:2931 October
The earliest sunset does not fall on the shortest day: in Boulder they are 14 days apart. Earth's orbit is slightly elliptical, so a solar day is not exactly 24 hours long.
