Sunrise and sunset Boulder
Sunrise and sunset today Boulder
Sunrise
07:21:51
07:21:51
Sunset
16:57:08
16:57:08
Day Length today Boulder: 09:35:17
Sunrise and sunset tomorrow
Sunrise
07:21:32
07:21:32
Sunset
16:58:12
16:58:12
Day Length tomorrow: 09:36:40
Sunrise and sunset Boulder for January 2026
Jan 1, 2026
07:22:55
Sunrise
16:46:39
Sunset
12:04:47
Zenith
09:23:44
Day Length
06:52:38 - 17:16:56
Civil twilight
06:18:42 - 17:50:52
Nautical twilight
05:45:49 - 18:23:45
Astronomical twilight
07:22:55
Sunrise
16:46:39
Sunset
12:04:47
Zenith
09:23:44
Day Length
06:52:38 - 17:16:56
Civil twilight
06:18:42 - 17:50:52
Nautical twilight
05:45:49 - 18:23:45
Astronomical twilight
Jan 2, 2026
07:23:00
Sunrise
16:47:30
Sunset
12:05:15
Zenith
09:24:30
Day Length
06:52:45 - 17:17:45
Civil twilight
06:18:51 - 17:51:39
Nautical twilight
05:45:59 - 18:24:31
Astronomical twilight
07:23:00
Sunrise
16:47:30
Sunset
12:05:15
Zenith
09:24:30
Day Length
06:52:45 - 17:17:45
Civil twilight
06:18:51 - 17:51:39
Nautical twilight
05:45:59 - 18:24:31
Astronomical twilight
Jan 3, 2026
07:23:03
Sunrise
16:48:22
Sunset
12:05:42
Zenith
09:25:19
Day Length
06:52:50 - 17:18:34
Civil twilight
06:18:58 - 17:52:27
Nautical twilight
05:46:08 - 18:25:17
Astronomical twilight
07:23:03
Sunrise
16:48:22
Sunset
12:05:42
Zenith
09:25:19
Day Length
06:52:50 - 17:18:34
Civil twilight
06:18:58 - 17:52:27
Nautical twilight
05:46:08 - 18:25:17
Astronomical twilight
Jan 4, 2026
07:23:04
Sunrise
16:49:15
Sunset
12:06:10
Zenith
09:26:11
Day Length
06:52:54 - 17:19:26
Civil twilight
06:19:03 - 17:53:16
Nautical twilight
05:46:14 - 18:26:05
Astronomical twilight
07:23:04
Sunrise
16:49:15
Sunset
12:06:10
Zenith
09:26:11
Day Length
06:52:54 - 17:19:26
Civil twilight
06:19:03 - 17:53:16
Nautical twilight
05:46:14 - 18:26:05
Astronomical twilight
Jan 5, 2026
07:23:02
Sunrise
16:50:10
Sunset
12:06:36
Zenith
09:27:08
Day Length
06:52:55 - 17:20:18
Civil twilight
06:19:06 - 17:54:06
Nautical twilight
05:46:19 - 18:26:54
Astronomical twilight
07:23:02
Sunrise
16:50:10
Sunset
12:06:36
Zenith
09:27:08
Day Length
06:52:55 - 17:20:18
Civil twilight
06:19:06 - 17:54:06
Nautical twilight
05:46:19 - 18:26:54
Astronomical twilight
Jan 6, 2026
07:22:59
Sunrise
16:51:06
Sunset
12:07:03
Zenith
09:28:07
Day Length
06:52:54 - 17:21:12
Civil twilight
06:19:08 - 17:54:58
Nautical twilight
05:46:22 - 18:27:43
Astronomical twilight
07:22:59
Sunrise
16:51:06
Sunset
12:07:03
Zenith
09:28:07
Day Length
06:52:54 - 17:21:12
Civil twilight
06:19:08 - 17:54:58
Nautical twilight
05:46:22 - 18:27:43
Astronomical twilight
Jan 7, 2026
07:22:53
Sunrise
16:52:04
Sunset
12:07:28
Zenith
09:29:11
Day Length
06:52:51 - 17:22:06
Civil twilight
06:19:07 - 17:55:50
Nautical twilight
05:46:23 - 18:28:34
Astronomical twilight
07:22:53
Sunrise
16:52:04
Sunset
12:07:28
Zenith
09:29:11
Day Length
06:52:51 - 17:22:06
Civil twilight
06:19:07 - 17:55:50
Nautical twilight
05:46:23 - 18:28:34
Astronomical twilight
Jan 8, 2026
07:22:45
Sunrise
16:53:02
Sunset
12:07:54
Zenith
09:30:17
Day Length
06:52:46 - 17:23:02
Civil twilight
06:19:05 - 17:56:43
Nautical twilight
05:46:22 - 18:29:25
Astronomical twilight
07:22:45
Sunrise
16:53:02
Sunset
12:07:54
Zenith
09:30:17
Day Length
06:52:46 - 17:23:02
Civil twilight
06:19:05 - 17:56:43
Nautical twilight
05:46:22 - 18:29:25
Astronomical twilight
Jan 9, 2026
07:22:35
Sunrise
16:54:02
Sunset
12:08:19
Zenith
09:31:27
Day Length
06:52:38 - 17:23:59
Civil twilight
06:19:00 - 17:57:37
Nautical twilight
05:46:20 - 18:30:18
Astronomical twilight
07:22:35
Sunrise
16:54:02
Sunset
12:08:19
Zenith
09:31:27
Day Length
06:52:38 - 17:23:59
Civil twilight
06:19:00 - 17:57:37
Nautical twilight
05:46:20 - 18:30:18
Astronomical twilight
Jan 10, 2026
07:22:23
Sunrise
16:55:03
Sunset
12:08:43
Zenith
09:32:40
Day Length
06:52:29 - 17:24:57
Civil twilight
06:18:53 - 17:58:32
Nautical twilight
05:46:15 - 18:31:11
Astronomical twilight
07:22:23
Sunrise
16:55:03
Sunset
12:08:43
Zenith
09:32:40
Day Length
06:52:29 - 17:24:57
Civil twilight
06:18:53 - 17:58:32
Nautical twilight
05:46:15 - 18:31:11
Astronomical twilight
Jan 11, 2026
07:22:08
Sunrise
16:56:05
Sunset
12:09:07
Zenith
09:33:57
Day Length
06:52:18 - 17:25:55
Civil twilight
06:18:45 - 17:59:28
Nautical twilight
05:46:08 - 18:32:05
Astronomical twilight
07:22:08
Sunrise
16:56:05
Sunset
12:09:07
Zenith
09:33:57
Day Length
06:52:18 - 17:25:55
Civil twilight
06:18:45 - 17:59:28
Nautical twilight
05:46:08 - 18:32:05
Astronomical twilight
Jan 12, 2026
07:21:51
Sunrise
16:57:08
Sunset
12:09:30
Zenith
09:35:17
Day Length
06:52:04 - 17:26:55
Civil twilight
06:18:34 - 18:00:25
Nautical twilight
05:46:00 - 18:32:59
Astronomical twilight
07:21:51
Sunrise
16:57:08
Sunset
12:09:30
Zenith
09:35:17
Day Length
06:52:04 - 17:26:55
Civil twilight
06:18:34 - 18:00:25
Nautical twilight
05:46:00 - 18:32:59
Astronomical twilight
Jan 13, 2026
07:21:32
Sunrise
16:58:12
Sunset
12:09:52
Zenith
09:36:40
Day Length
06:51:49 - 17:27:55
Civil twilight
06:18:21 - 18:01:23
Nautical twilight
05:45:49 - 18:33:55
Astronomical twilight
07:21:32
Sunrise
16:58:12
Sunset
12:09:52
Zenith
09:36:40
Day Length
06:51:49 - 17:27:55
Civil twilight
06:18:21 - 18:01:23
Nautical twilight
05:45:49 - 18:33:55
Astronomical twilight
Jan 14, 2026
07:21:11
Sunrise
16:59:17
Sunset
12:10:14
Zenith
09:38:06
Day Length
06:51:31 - 17:28:57
Civil twilight
06:18:07 - 18:02:21
Nautical twilight
05:45:37 - 18:34:51
Astronomical twilight
07:21:11
Sunrise
16:59:17
Sunset
12:10:14
Zenith
09:38:06
Day Length
06:51:31 - 17:28:57
Civil twilight
06:18:07 - 18:02:21
Nautical twilight
05:45:37 - 18:34:51
Astronomical twilight
Jan 15, 2026
07:20:48
Sunrise
17:00:22
Sunset
12:10:35
Zenith
09:39:34
Day Length
06:51:11 - 17:29:59
Civil twilight
06:17:50 - 18:03:20
Nautical twilight
05:45:22 - 18:35:47
Astronomical twilight
07:20:48
Sunrise
17:00:22
Sunset
12:10:35
Zenith
09:39:34
Day Length
06:51:11 - 17:29:59
Civil twilight
06:17:50 - 18:03:20
Nautical twilight
05:45:22 - 18:35:47
Astronomical twilight
Jan 16, 2026
07:20:22
Sunrise
17:01:29
Sunset
12:10:55
Zenith
09:41:07
Day Length
06:50:49 - 17:31:01
Civil twilight
06:17:32 - 18:04:19
Nautical twilight
05:45:06 - 18:36:45
Astronomical twilight
07:20:22
Sunrise
17:01:29
Sunset
12:10:55
Zenith
09:41:07
Day Length
06:50:49 - 17:31:01
Civil twilight
06:17:32 - 18:04:19
Nautical twilight
05:45:06 - 18:36:45
Astronomical twilight
Jan 17, 2026
07:19:55
Sunrise
17:02:36
Sunset
12:11:15
Zenith
09:42:41
Day Length
06:50:26 - 17:32:05
Civil twilight
06:17:11 - 18:05:19
Nautical twilight
05:44:48 - 18:37:43
Astronomical twilight
07:19:55
Sunrise
17:02:36
Sunset
12:11:15
Zenith
09:42:41
Day Length
06:50:26 - 17:32:05
Civil twilight
06:17:11 - 18:05:19
Nautical twilight
05:44:48 - 18:37:43
Astronomical twilight
Jan 18, 2026
07:19:25
Sunrise
17:03:43
Sunset
12:11:34
Zenith
09:44:18
Day Length
06:50:00 - 17:33:09
Civil twilight
06:16:48 - 18:06:20
Nautical twilight
05:44:28 - 18:38:41
Astronomical twilight
07:19:25
Sunrise
17:03:43
Sunset
12:11:34
Zenith
09:44:18
Day Length
06:50:00 - 17:33:09
Civil twilight
06:16:48 - 18:06:20
Nautical twilight
05:44:28 - 18:38:41
Astronomical twilight
Jan 19, 2026
07:18:53
Sunrise
17:04:52
Sunset
12:11:53
Zenith
09:45:59
Day Length
06:49:32 - 17:34:13
Civil twilight
06:16:24 - 18:07:21
Nautical twilight
05:44:05 - 18:39:40
Astronomical twilight
07:18:53
Sunrise
17:04:52
Sunset
12:11:53
Zenith
09:45:59
Day Length
06:49:32 - 17:34:13
Civil twilight
06:16:24 - 18:07:21
Nautical twilight
05:44:05 - 18:39:40
Astronomical twilight
Jan 20, 2026
07:18:20
Sunrise
17:06:01
Sunset
12:12:10
Zenith
09:47:41
Day Length
06:49:02 - 17:35:18
Civil twilight
06:15:57 - 18:08:23
Nautical twilight
05:43:41 - 18:40:39
Astronomical twilight
07:18:20
Sunrise
17:06:01
Sunset
12:12:10
Zenith
09:47:41
Day Length
06:49:02 - 17:35:18
Civil twilight
06:15:57 - 18:08:23
Nautical twilight
05:43:41 - 18:40:39
Astronomical twilight
Jan 21, 2026
07:17:44
Sunrise
17:07:10
Sunset
12:12:27
Zenith
09:49:26
Day Length
06:48:30 - 17:36:24
Civil twilight
06:15:29 - 18:09:25
Nautical twilight
05:43:15 - 18:41:39
Astronomical twilight
07:17:44
Sunrise
17:07:10
Sunset
12:12:27
Zenith
09:49:26
Day Length
06:48:30 - 17:36:24
Civil twilight
06:15:29 - 18:09:25
Nautical twilight
05:43:15 - 18:41:39
Astronomical twilight
Jan 22, 2026
07:17:06
Sunrise
17:08:20
Sunset
12:12:43
Zenith
09:51:14
Day Length
06:47:56 - 17:37:30
Civil twilight
06:14:59 - 18:10:28
Nautical twilight
05:42:47 - 18:42:39
Astronomical twilight
07:17:06
Sunrise
17:08:20
Sunset
12:12:43
Zenith
09:51:14
Day Length
06:47:56 - 17:37:30
Civil twilight
06:14:59 - 18:10:28
Nautical twilight
05:42:47 - 18:42:39
Astronomical twilight
Jan 23, 2026
07:16:26
Sunrise
17:09:30
Sunset
12:12:58
Zenith
09:53:04
Day Length
06:47:21 - 17:38:36
Civil twilight
06:14:26 - 18:11:30
Nautical twilight
05:42:17 - 18:43:39
Astronomical twilight
07:16:26
Sunrise
17:09:30
Sunset
12:12:58
Zenith
09:53:04
Day Length
06:47:21 - 17:38:36
Civil twilight
06:14:26 - 18:11:30
Nautical twilight
05:42:17 - 18:43:39
Astronomical twilight
Jan 24, 2026
07:15:45
Sunrise
17:10:41
Sunset
12:13:13
Zenith
09:54:56
Day Length
06:46:43 - 17:39:43
Civil twilight
06:13:52 - 18:12:34
Nautical twilight
05:41:46 - 18:44:40
Astronomical twilight
07:15:45
Sunrise
17:10:41
Sunset
12:13:13
Zenith
09:54:56
Day Length
06:46:43 - 17:39:43
Civil twilight
06:13:52 - 18:12:34
Nautical twilight
05:41:46 - 18:44:40
Astronomical twilight
Jan 25, 2026
07:15:01
Sunrise
17:11:52
Sunset
12:13:27
Zenith
09:56:51
Day Length
06:46:03 - 17:40:50
Civil twilight
06:13:16 - 18:13:37
Nautical twilight
05:41:12 - 18:45:41
Astronomical twilight
07:15:01
Sunrise
17:11:52
Sunset
12:13:27
Zenith
09:56:51
Day Length
06:46:03 - 17:40:50
Civil twilight
06:13:16 - 18:13:37
Nautical twilight
05:41:12 - 18:45:41
Astronomical twilight
Jan 26, 2026
07:14:16
Sunrise
17:13:03
Sunset
12:13:39
Zenith
09:58:47
Day Length
06:45:22 - 17:41:57
Civil twilight
06:12:38 - 18:14:41
Nautical twilight
05:40:36 - 18:46:43
Astronomical twilight
07:14:16
Sunrise
17:13:03
Sunset
12:13:39
Zenith
09:58:47
Day Length
06:45:22 - 17:41:57
Civil twilight
06:12:38 - 18:14:41
Nautical twilight
05:40:36 - 18:46:43
Astronomical twilight
Jan 27, 2026
07:13:28
Sunrise
17:14:15
Sunset
12:13:52
Zenith
10:00:47
Day Length
06:44:39 - 17:43:04
Civil twilight
06:11:58 - 18:15:45
Nautical twilight
05:39:59 - 18:47:44
Astronomical twilight
07:13:28
Sunrise
17:14:15
Sunset
12:13:52
Zenith
10:00:47
Day Length
06:44:39 - 17:43:04
Civil twilight
06:11:58 - 18:15:45
Nautical twilight
05:39:59 - 18:47:44
Astronomical twilight
Jan 28, 2026
07:12:39
Sunrise
17:15:27
Sunset
12:14:03
Zenith
10:02:48
Day Length
06:43:54 - 17:44:12
Civil twilight
06:11:16 - 18:16:49
Nautical twilight
05:39:19 - 18:48:46
Astronomical twilight
07:12:39
Sunrise
17:15:27
Sunset
12:14:03
Zenith
10:02:48
Day Length
06:43:54 - 17:44:12
Civil twilight
06:11:16 - 18:16:49
Nautical twilight
05:39:19 - 18:48:46
Astronomical twilight
Jan 29, 2026
07:11:48
Sunrise
17:16:39
Sunset
12:14:13
Zenith
10:04:51
Day Length
06:43:07 - 17:45:20
Civil twilight
06:10:33 - 18:17:54
Nautical twilight
05:38:38 - 18:49:49
Astronomical twilight
07:11:48
Sunrise
17:16:39
Sunset
12:14:13
Zenith
10:04:51
Day Length
06:43:07 - 17:45:20
Civil twilight
06:10:33 - 18:17:54
Nautical twilight
05:38:38 - 18:49:49
Astronomical twilight
Jan 30, 2026
07:10:55
Sunrise
17:17:51
Sunset
12:14:23
Zenith
10:06:56
Day Length
06:42:18 - 17:46:28
Civil twilight
06:09:48 - 18:18:58
Nautical twilight
05:37:55 - 18:50:51
Astronomical twilight
07:10:55
Sunrise
17:17:51
Sunset
12:14:23
Zenith
10:06:56
Day Length
06:42:18 - 17:46:28
Civil twilight
06:09:48 - 18:18:58
Nautical twilight
05:37:55 - 18:50:51
Astronomical twilight
Jan 31, 2026
07:10:01
Sunrise
17:19:03
Sunset
12:14:32
Zenith
10:09:02
Day Length
06:41:28 - 17:47:36
Civil twilight
06:09:01 - 18:20:03
Nautical twilight
05:37:10 - 18:51:54
Astronomical twilight
07:10:01
Sunrise
17:19:03
Sunset
12:14:32
Zenith
10:09:02
Day Length
06:41:28 - 17:47:36
Civil twilight
06:09:01 - 18:20:03
Nautical twilight
05:37:10 - 18:51:54
Astronomical twilight