Sunrise and sunset in Jefferson County

Jefferson County Sunrise, Sunset and Moon in May 2026

Local time (MDT)

Day length goes from 14 h 22 min on May 1 to 15 h 31 min on May 31. Sunrise moves from 6:15 AM to 5:41 AM and sunset from 8:37 PM to 9:12 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
May 15:41 AM6:15 AM8:37 PM9:10 PM7:55 PM10:39 PM14 h 22 minFull moon 11:24 AM9:13 PM5:47 AM
May 25:40 AM6:13 AM8:38 PM9:12 PM7:56 PM10:42 PM14 h 25 min+3.0 minFull moon, 99%10:21 PM6:11 AM
May 35:38 AM6:12 AM8:40 PM9:13 PM7:57 PM10:44 PM14 h 28 min+3.0 minWaning gibbous, 96%11:25 PM6:41 AM
May 45:37 AM6:10 AM8:41 PM9:15 PM7:59 PM10:46 PM14 h 31 min+3.0 minWaning gibbous, 91%7:19 AM
May 55:35 AM6:09 AM8:42 PM9:16 PM8:00 PM10:48 PM14 h 33 min+2.0 minWaning gibbous, 85%12:23 AM8:07 AM
May 65:33 AM6:07 AM8:44 PM9:18 PM8:01 PM10:50 PM14 h 37 min+4.0 minWaning gibbous, 76%1:12 AM9:04 AM
May 75:32 AM6:06 AM8:45 PM9:19 PM8:02 PM10:52 PM14 h 39 min+2.0 minWaning gibbous, 67%1:51 AM10:07 AM
May 85:30 AM6:04 AM8:46 PM9:20 PM8:03 PM10:55 PM14 h 42 min+3.0 minLast quarter, 56%2:23 AM11:16 AM
May 95:29 AM6:03 AM8:47 PM9:22 PM8:04 PM10:57 PM14 h 44 min+2.0 minLast quarter 3:11 PM2:48 AM12:26 PM
May 105:27 AM6:02 AM8:49 PM9:23 PM8:05 PM10:59 PM14 h 47 min+3.0 minWaning crescent, 35%3:08 AM1:37 PM
May 115:26 AM6:00 AM8:50 PM9:25 PM8:07 PM11:01 PM14 h 50 min+3.0 minWaning crescent, 26%3:27 AM2:49 PM
May 125:24 AM5:59 AM8:51 PM9:26 PM8:08 PM11:04 PM14 h 52 min+2.0 minWaning crescent, 17%3:44 AM4:03 PM
May 135:23 AM5:58 AM8:52 PM9:27 PM8:09 PM11:06 PM14 h 54 min+2.0 minWaning crescent, 10%4:02 AM5:21 PM
May 145:22 AM5:57 AM8:53 PM9:29 PM8:10 PM11:08 PM14 h 56 min+2.0 minWaning crescent, 4%4:22 AM6:42 PM
May 155:20 AM5:56 AM8:55 PM9:30 PM8:11 PM11:10 PM14 h 59 min+3.0 minWaning crescent, 1%4:46 AM8:08 PM
May 165:19 AM5:54 AM8:56 PM9:31 PM8:12 PM11:12 PM15 h 02 min+3.0 minNew moon 2:02 PM5:17 AM9:35 PM
May 175:18 AM5:53 AM8:57 PM9:33 PM8:13 PM11:15 PM15 h 04 min+2.0 minWaxing crescent, 1%5:58 AM10:57 PM
May 185:17 AM5:52 AM8:58 PM9:34 PM8:14 PM11:17 PM15 h 06 min+2.0 minWaxing crescent, 5%6:54 AM
May 195:15 AM5:51 AM8:59 PM9:35 PM8:15 PM11:19 PM15 h 08 min+2.0 minWaxing crescent, 10%8:04 AM12:05 AM
May 205:14 AM5:50 AM9:00 PM9:37 PM8:16 PM11:21 PM15 h 10 min+2.0 minWaxing crescent, 17%9:24 AM12:57 AM
May 215:13 AM5:49 AM9:02 PM9:38 PM8:17 PM11:24 PM15 h 13 min+3.0 minWaxing crescent, 26%10:46 AM1:35 AM
May 225:12 AM5:48 AM9:03 PM9:39 PM8:18 PM11:26 PM15 h 15 min+2.0 minWaxing crescent, 36%12:05 PM2:03 AM
May 235:11 AM5:47 AM9:04 PM9:40 PM8:19 PM11:28 PM15 h 17 min+2.0 minFirst quarter 5:11 AM1:21 PM2:25 AM
May 245:10 AM5:46 AM9:05 PM9:42 PM8:20 PM11:30 PM15 h 19 min+2.0 minFirst quarter, 57%2:32 PM2:43 AM
May 255:09 AM5:45 AM9:06 PM9:43 PM8:21 PM11:32 PM15 h 21 min+2.0 minWaxing gibbous, 67%3:41 PM2:59 AM
May 265:08 AM5:45 AM9:07 PM9:44 PM8:22 PM11:34 PM15 h 22 min+1.0 minWaxing gibbous, 77%4:48 PM3:15 AM
May 275:07 AM5:44 AM9:08 PM9:45 PM8:23 PM11:36 PM15 h 24 min+2.0 minWaxing gibbous, 85%5:56 PM3:33 AM
May 285:06 AM5:43 AM9:09 PM9:46 PM8:24 PM11:39 PM15 h 26 min+2.0 minWaxing gibbous, 92%7:04 PM3:52 AM
May 295:05 AM5:42 AM9:10 PM9:47 PM8:25 PM11:41 PM15 h 28 min+2.0 minWaxing gibbous, 97%8:12 PM4:15 AM
May 305:04 AM5:42 AM9:11 PM9:48 PM8:25 PM11:43 PM15 h 29 min+1.0 minFull moon, 99%9:17 PM4:43 AM
May 315:04 AM5:41 AM9:12 PM9:49 PM8:26 PM11:44 PM15 h 31 min+2.0 minFull moon 2:46 AM10:16 PM5:19 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.