Sunrise and sunset in Boulder

Boulder Sunrise, Sunset and Moon in March 2026

Local time (MDT)

Day length goes from 11 h 08 min on March 1 to 12 h 46 min on March 31. Sunrise moves from 7:07 AM to 7:10 AM and sunset from 6:15 PM to 7:56 PM.

Every day

Dawn and dusk are civil twilight (the sun 6 degrees below the horizon); golden hour starts when the evening sun is 6 degrees up; full dark is astronomical twilight, 18 degrees down. A blank moonrise or moonset means it falls on the next day.

DateDawnSunriseSunsetDuskGolden hourFull darkDay lengthChangeMoonMoonriseMoonset
Mar 16:37 AM7:07 AM6:15 PM6:45 PM5:34 PM7:55 PM11 h 08 minWaxing gibbous, 95%4:25 PM6:28 AM
Mar 26:35 AM7:05 AM6:16 PM6:47 PM5:36 PM7:56 PM11 h 11 min+3.0 minWaxing gibbous, 99%5:42 PM6:49 AM
Mar 36:34 AM7:04 AM6:18 PM6:48 PM5:37 PM7:58 PM11 h 14 min+3.0 minFull moon 4:38 AM6:55 PM7:08 AM
Mar 46:32 AM7:02 AM6:19 PM6:49 PM5:39 PM7:59 PM11 h 17 min+3.0 minFull moon, 99%8:06 PM7:24 AM
Mar 56:30 AM7:00 AM6:21 PM6:51 PM5:40 PM8:00 PM11 h 21 min+4.0 minWaning gibbous, 96%9:16 PM7:40 AM
Mar 66:28 AM6:58 AM6:22 PM6:52 PM5:42 PM8:02 PM11 h 24 min+3.0 minWaning gibbous, 91%10:25 PM7:57 AM
Mar 76:26 AM6:56 AM6:23 PM6:53 PM5:43 PM8:03 PM11 h 27 min+3.0 minWaning gibbous, 84%11:34 PM8:16 AM
Mar 87:24 AM7:54 AM7:25 PM7:55 PM6:45 PM9:05 PM11 h 31 min+4.0 minWaning gibbous, 76%11:34 PM9:39 AM
Mar 97:22 AM7:52 AM7:26 PM7:56 PM6:46 PM9:06 PM11 h 34 min+3.0 minWaning gibbous, 66%1:43 AM10:07 AM
Mar 107:21 AM7:50 AM7:28 PM7:58 PM6:48 PM9:08 PM11 h 38 min+4.0 minLast quarter, 56%2:49 AM10:43 AM
Mar 117:19 AM7:49 AM7:29 PM7:59 PM6:49 PM9:09 PM11 h 40 min+2.0 minLast quarter 3:39 AM3:48 AM11:28 AM
Mar 127:17 AM7:47 AM7:30 PM8:00 PM6:51 PM9:11 PM11 h 43 min+3.0 minWaning crescent, 35%4:40 AM12:24 PM
Mar 137:15 AM7:45 AM7:32 PM8:02 PM6:52 PM9:12 PM11 h 47 min+4.0 minWaning crescent, 25%5:22 AM1:28 PM
Mar 147:13 AM7:43 AM7:33 PM8:03 PM6:53 PM9:14 PM11 h 50 min+3.0 minWaning crescent, 16%5:55 AM2:38 PM
Mar 157:11 AM7:41 AM7:35 PM8:04 PM6:55 PM9:15 PM11 h 54 min+4.0 minWaning crescent, 9%6:22 AM3:52 PM
Mar 167:09 AM7:39 AM7:36 PM8:06 PM6:56 PM9:17 PM11 h 57 min+3.0 minWaning crescent, 4%6:44 AM5:06 PM
Mar 177:07 AM7:37 AM7:37 PM8:07 PM6:58 PM9:18 PM12 h 00 min+3.0 minNew moon, 1%7:03 AM6:21 PM
Mar 187:05 AM7:35 AM7:39 PM8:09 PM6:59 PM9:20 PM12 h 04 min+4.0 minNew moon 7:24 PM7:21 AM7:38 PM
Mar 197:03 AM7:33 AM7:40 PM8:10 PM7:00 PM9:21 PM12 h 07 min+3.0 minWaxing crescent, 1%7:39 AM8:56 PM
Mar 207:01 AM7:31 AM7:41 PM8:11 PM7:02 PM9:23 PM12 h 10 min+3.0 minWaxing crescent, 5%7:59 AM10:18 PM
Mar 216:59 AM7:29 AM7:43 PM8:13 PM7:03 PM9:24 PM12 h 14 min+4.0 minWaxing crescent, 10%8:21 AM11:41 PM
Mar 226:57 AM7:27 AM7:44 PM8:14 PM7:04 PM9:26 PM12 h 17 min+3.0 minWaxing crescent, 18%8:50 AM
Mar 236:55 AM7:25 AM7:45 PM8:15 PM7:06 PM9:28 PM12 h 20 min+3.0 minWaxing crescent, 26%9:27 AM1:05 AM
Mar 246:53 AM7:23 AM7:47 PM8:17 PM7:07 PM9:29 PM12 h 24 min+4.0 minWaxing crescent, 36%10:16 AM2:24 AM
Mar 256:51 AM7:21 AM7:48 PM8:18 PM7:08 PM9:31 PM12 h 27 min+3.0 minFirst quarter 1:18 PM11:19 AM3:31 AM
Mar 266:49 AM7:19 AM7:49 PM8:20 PM7:10 PM9:32 PM12 h 30 min+3.0 minFirst quarter, 57%12:33 PM4:23 AM
Mar 276:47 AM7:18 AM7:51 PM8:21 PM7:11 PM9:34 PM12 h 33 min+3.0 minWaxing gibbous, 68%1:52 PM5:02 AM
Mar 286:45 AM7:16 AM7:52 PM8:22 PM7:13 PM9:36 PM12 h 36 min+3.0 minWaxing gibbous, 77%3:10 PM5:32 AM
Mar 296:43 AM7:14 AM7:53 PM8:24 PM7:14 PM9:37 PM12 h 39 min+3.0 minWaxing gibbous, 85%4:26 PM5:54 AM
Mar 306:41 AM7:12 AM7:55 PM8:25 PM7:15 PM9:39 PM12 h 43 min+4.0 minWaxing gibbous, 92%5:39 PM6:13 AM
Mar 316:39 AM7:10 AM7:56 PM8:27 PM7:16 PM9:41 PM12 h 46 min+3.0 minWaxing gibbous, 97%6:50 PM6:30 AM

Other months

More

Sources

Computed with the NOAA solar position equations and the lunar methods of Meeus, Astronomical Algorithms, for a flat horizon; hills and buildings delay a real sunrise.