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Sunrise and sunset times in Boulder, United States

Current local time: 7:16:58 AM (UTC-6)

Sun Direction: 77°57'34"
Sun Altitude: 15°55'21"
Distance to earth: 151,264,706 km
Sunrise Today: 5:44:12 AM, 63°42'34"
Sunset Today: 8:10:45 PM, 296°23'55"

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Night:
00:00 - 3:52:49 AM

10:02:08 PM - 00:00

Total: 5:50:41
Astronomical Twilight:
3:52:49 AM - 4:35:15 AM

9:19:41 PM - 10:02:08 PM

Total: 1:24:53
Nautical Twilight:
4:35:15 AM - 5:13:27 AM

8:41:30 PM - 9:19:41 PM

Total: 1:16:23
Civil Twilight:
5:13:27 AM - 5:44:12 AM

8:10:45 PM - 8:41:30 PM

Total: 1:01:30
Daylight:

5:44:12 AM - 8:10:45 PM

Total: 14:26:33

  • Today, May 16

    • Sunrise
      5:44:12 AM
    • Sunset
      8:10:45 PM
    Day length 14 hours, 26 minutes +1 m 49 sec

  • Tomorrow, May 17

    • Sunrise
      5:43:20 AM
    • Sunset
      8:11:41 PM
    Day length 14 hours, 28 minutes +1 m 48 sec

May 2025 — Sun in Boulder

DateSunDay lengthAstronomical TwilightNautical TwilightCivil Twilight
2025SunriseSunsetSolar NoonLenthDifferenceStartEndStartEndStartEnd
May 1 Thu6:00 AM7:56 PM12:58 PM13:55:54+2:164:16 AM9:39 PM4:55 AM9:01 PM5:30 AM8:25 PM
May 2 Fri5:58 AM7:57 PM12:58 PM13:58:07+2:134:14 AM9:41 PM4:53 AM9:02 PM5:29 AM8:26 PM
May 3 Sat5:57 AM7:58 PM12:57 PM14:00:21+2:144:13 AM9:42 PM4:52 AM9:03 PM5:28 AM8:27 PM
May 4 Sun5:56 AM7:59 PM12:57 PM14:02:32+2:114:11 AM9:44 PM4:50 AM9:04 PM5:26 AM8:28 PM
May 5 Mon5:55 AM8:00 PM12:57 PM14:04:41+2:094:09 AM9:45 PM4:49 AM9:06 PM5:25 AM8:29 PM
May 6 Tue5:54 AM8:01 PM12:57 PM14:06:50+2:094:08 AM9:47 PM4:47 AM9:07 PM5:24 AM8:30 PM
May 7 Wed5:53 AM8:02 PM12:57 PM14:08:56+2:064:06 AM9:48 PM4:46 AM9:08 PM5:23 AM8:31 PM
May 8 Thu5:52 AM8:03 PM12:57 PM14:11:00+2:044:04 AM9:50 PM4:45 AM9:09 PM5:22 AM8:33 PM
May 9 Fri5:50 AM8:04 PM12:57 PM14:13:03+2:034:03 AM9:51 PM4:43 AM9:11 PM5:20 AM8:34 PM
May 10 Sat5:49 AM8:05 PM12:57 PM14:15:05+2:024:01 AM9:53 PM4:42 AM9:12 PM5:19 AM8:35 PM
May 11 Sun5:48 AM8:05 PM12:57 PM14:17:04+1:594:00 AM9:54 PM4:41 AM9:13 PM5:18 AM8:36 PM
May 12 Mon5:47 AM8:06 PM12:57 PM14:19:02+1:583:58 AM9:56 PM4:40 AM9:14 PM5:17 AM8:37 PM
May 13 Tue5:46 AM8:07 PM12:57 PM14:20:58+1:563:57 AM9:57 PM4:38 AM9:16 PM5:16 AM8:38 PM
May 14 Wed5:46 AM8:08 PM12:57 PM14:22:52+1:543:55 AM9:59 PM4:37 AM9:17 PM5:15 AM8:39 PM
May 15 Thu5:45 AM8:09 PM12:57 PM14:24:44+1:523:54 AM10:00 PM4:36 AM9:18 PM5:14 AM8:40 PM
May 16 Fri5:44 AM8:10 PM12:57 PM14:26:33+1:493:52 AM10:02 PM4:35 AM9:19 PM5:13 AM8:41 PM
May 17 Sat5:43 AM8:11 PM12:57 PM14:28:21+1:483:51 AM10:03 PM4:34 AM9:20 PM5:12 AM8:42 PM
May 18 Sun5:42 AM8:12 PM12:57 PM14:30:06+1:453:50 AM10:05 PM4:33 AM9:22 PM5:11 AM8:43 PM
May 19 Mon5:41 AM8:13 PM12:57 PM14:31:48+1:423:48 AM10:06 PM4:32 AM9:23 PM5:10 AM8:44 PM
May 20 Tue5:40 AM8:14 PM12:57 PM14:33:29+1:413:47 AM10:07 PM4:30 AM9:24 PM5:09 AM8:45 PM
May 21 Wed5:40 AM8:15 PM12:57 PM14:35:07+1:383:46 AM10:09 PM4:29 AM9:25 PM5:08 AM8:46 PM
May 22 Thu5:39 AM8:16 PM12:57 PM14:36:43+1:363:44 AM10:10 PM4:29 AM9:26 PM5:08 AM8:47 PM
May 23 Fri5:38 AM8:17 PM12:57 PM14:38:17+1:343:43 AM10:12 PM4:28 AM9:27 PM5:07 AM8:48 PM
May 24 Sat5:38 AM8:17 PM12:57 PM14:39:47+1:303:42 AM10:13 PM4:27 AM9:28 PM5:06 AM8:49 PM
May 25 Sun5:37 AM8:18 PM12:58 PM14:41:15+1:283:41 AM10:14 PM4:26 AM9:29 PM5:05 AM8:50 PM
May 26 Mon5:36 AM8:19 PM12:58 PM14:42:40+1:253:40 AM10:15 PM4:25 AM9:30 PM5:05 AM8:51 PM
May 27 Tue5:36 AM8:20 PM12:58 PM14:44:02+1:223:39 AM10:17 PM4:24 AM9:31 PM5:04 AM8:52 PM
May 28 Wed5:35 AM8:21 PM12:58 PM14:45:22+1:203:38 AM10:18 PM4:23 AM9:32 PM5:03 AM8:52 PM
May 29 Thu5:35 AM8:21 PM12:58 PM14:46:39+1:173:37 AM10:19 PM4:23 AM9:33 PM5:03 AM8:53 PM
May 30 Fri5:34 AM8:22 PM12:58 PM14:47:53+1:143:36 AM10:20 PM4:22 AM9:34 PM5:02 AM8:54 PM
May 31 Sat5:34 AM8:23 PM12:58 PM14:49:04+1:113:35 AM10:22 PM4:21 AM9:35 PM5:02 AM8:55 PM
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Current sun position
Rise
5:44:12 AM
63°42'34"
Meridian
12:57:28 PM
180°
Set
8:10:45 PM
296°23'55"