Sunrise and sunset in Casper

Casper Sunrise, Sunset and Moon in January 2026

Local time (MST)

Day length goes from 9 h 06 min on January 1 to 9 h 56 min on January 31. Sunrise moves from 7:36 AM to 7:21 AM and sunset from 4:42 PM to 5:17 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
Jan 17:04 AM7:36 AM4:42 PM5:14 PM3:56 PM6:24 PM9 h 06 minWaxing gibbous, 95%2:37 PM6:08 AM
Jan 27:04 AM7:36 AM4:43 PM5:15 PM3:57 PM6:25 PM9 h 07 min+1.0 minWaxing gibbous, 99%3:45 PM7:18 AM
Jan 37:04 AM7:36 AM4:44 PM5:16 PM3:58 PM6:26 PM9 h 08 min+1.0 minFull moon 3:03 AM5:03 PM8:14 AM
Jan 47:04 AM7:36 AM4:45 PM5:17 PM3:59 PM6:26 PM9 h 09 min+1.0 minWaning gibbous, 99%6:23 PM8:57 AM
Jan 57:04 AM7:36 AM4:46 PM5:18 PM4:00 PM6:27 PM9 h 10 min+1.0 minWaning gibbous, 96%7:41 PM9:30 AM
Jan 67:04 AM7:36 AM4:47 PM5:19 PM4:01 PM6:28 PM9 h 11 min+1.0 minWaning gibbous, 90%8:55 PM9:56 AM
Jan 77:04 AM7:36 AM4:48 PM5:20 PM4:03 PM6:29 PM9 h 12 min+1.0 minWaning gibbous, 83%10:04 PM10:17 AM
Jan 87:04 AM7:36 AM4:49 PM5:21 PM4:04 PM6:30 PM9 h 13 min+1.0 minWaning gibbous, 75%11:10 PM10:37 AM
Jan 97:04 AM7:35 AM4:50 PM5:22 PM4:05 PM6:31 PM9 h 15 min+2.0 minWaning gibbous, 65%10:55 AM
Jan 107:03 AM7:35 AM4:51 PM5:23 PM4:06 PM6:32 PM9 h 16 min+1.0 minLast quarter 8:48 AM12:15 AM11:14 AM
Jan 117:03 AM7:35 AM4:52 PM5:24 PM4:07 PM6:33 PM9 h 17 min+1.0 minLast quarter, 44%1:19 AM11:35 AM
Jan 127:03 AM7:35 AM4:53 PM5:25 PM4:09 PM6:34 PM9 h 18 min+1.0 minWaning crescent, 34%2:24 AM11:59 AM
Jan 137:03 AM7:34 AM4:54 PM5:26 PM4:10 PM6:35 PM9 h 20 min+2.0 minWaning crescent, 24%3:28 AM12:28 PM
Jan 147:02 AM7:34 AM4:55 PM5:27 PM4:11 PM6:36 PM9 h 21 min+1.0 minWaning crescent, 16%4:31 AM1:05 PM
Jan 157:02 AM7:33 AM4:57 PM5:28 PM4:13 PM6:37 PM9 h 24 min+3.0 minWaning crescent, 9%5:31 AM1:50 PM
Jan 167:01 AM7:33 AM4:58 PM5:29 PM4:14 PM6:38 PM9 h 25 min+1.0 minWaning crescent, 4%6:25 AM2:44 PM
Jan 177:01 AM7:32 AM4:59 PM5:30 PM4:15 PM6:39 PM9 h 27 min+2.0 minNew moon, 1%7:11 AM3:45 PM
Jan 187:00 AM7:32 AM5:00 PM5:31 PM4:17 PM6:40 PM9 h 28 min+1.0 minNew moon 12:52 PM7:49 AM4:53 PM
Jan 197:00 AM7:31 AM5:02 PM5:33 PM4:18 PM6:41 PM9 h 31 min+3.0 minWaxing crescent, 2%8:20 AM6:02 PM
Jan 206:59 AM7:30 AM5:03 PM5:34 PM4:19 PM6:42 PM9 h 33 min+2.0 minWaxing crescent, 5%8:46 AM7:12 PM
Jan 216:59 AM7:30 AM5:04 PM5:35 PM4:21 PM6:43 PM9 h 34 min+1.0 minWaxing crescent, 11%9:08 AM8:22 PM
Jan 226:58 AM7:29 AM5:05 PM5:36 PM4:22 PM6:44 PM9 h 36 min+2.0 minWaxing crescent, 19%9:28 AM9:32 PM
Jan 236:57 AM7:28 AM5:07 PM5:37 PM4:24 PM6:45 PM9 h 39 min+3.0 minWaxing crescent, 27%9:48 AM10:43 PM
Jan 246:57 AM7:27 AM5:08 PM5:39 PM4:25 PM6:47 PM9 h 41 min+2.0 minWaxing crescent, 37%10:09 AM11:56 PM
Jan 256:56 AM7:27 AM5:09 PM5:40 PM4:27 PM6:48 PM9 h 42 min+1.0 minFirst quarter 9:48 PM10:32 AM
Jan 266:55 AM7:26 AM5:11 PM5:41 PM4:28 PM6:49 PM9 h 45 min+3.0 minFirst quarter, 58%11:01 AM1:12 AM
Jan 276:54 AM7:25 AM5:12 PM5:42 PM4:29 PM6:50 PM9 h 47 min+2.0 minWaxing gibbous, 69%11:37 AM2:30 AM
Jan 286:53 AM7:24 AM5:13 PM5:43 PM4:31 PM6:51 PM9 h 49 min+2.0 minWaxing gibbous, 78%12:24 PM3:48 AM
Jan 296:53 AM7:23 AM5:14 PM5:45 PM4:32 PM6:52 PM9 h 51 min+2.0 minWaxing gibbous, 86%1:24 PM5:00 AM
Jan 306:52 AM7:22 AM5:16 PM5:46 PM4:34 PM6:53 PM9 h 54 min+3.0 minWaxing gibbous, 93%2:36 PM6:01 AM
Jan 316:51 AM7:21 AM5:17 PM5:47 PM4:35 PM6:54 PM9 h 56 min+2.0 minWaxing gibbous, 97%3:54 PM6:49 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.