Sunrise and sunset in Valley County

Valley County Sunrise, Sunset and Moon in September 2026

Local time (MDT)

Day length goes from 13 h 14 min on September 1 to 11 h 45 min on September 30. Sunrise moves from 7:05 AM to 7:39 AM and sunset from 8:19 PM to 7:24 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
Sep 16:35 AM7:05 AM8:19 PM8:49 PM7:40 PM10:03 PM13 h 14 minWaning gibbous, 77%10:02 PM12:21 PM
Sep 26:36 AM7:06 AM8:17 PM8:47 PM7:38 PM10:01 PM13 h 11 min-3.0 minWaning gibbous, 68%10:35 PM1:39 PM
Sep 36:37 AM7:07 AM8:15 PM8:45 PM7:36 PM9:59 PM13 h 08 min-3.0 minLast quarter, 58%11:19 PM2:56 PM
Sep 46:38 AM7:08 AM8:13 PM8:43 PM7:34 PM9:56 PM13 h 05 min-3.0 minLast quarter 1:51 AM4:08 PM
Sep 56:40 AM7:10 AM8:11 PM8:41 PM7:33 PM9:54 PM13 h 01 min-4.0 minWaning crescent, 37%12:15 AM5:09 PM
Sep 66:41 AM7:11 AM8:10 PM8:39 PM7:31 PM9:52 PM12 h 59 min-2.0 minWaning crescent, 27%1:24 AM5:57 PM
Sep 76:42 AM7:12 AM8:08 PM8:37 PM7:29 PM9:50 PM12 h 56 min-3.0 minWaning crescent, 18%2:42 AM6:34 PM
Sep 86:43 AM7:13 AM8:06 PM8:35 PM7:27 PM9:48 PM12 h 53 min-3.0 minWaning crescent, 11%4:04 AM7:03 PM
Sep 96:45 AM7:14 AM8:04 PM8:34 PM7:25 PM9:45 PM12 h 50 min-3.0 minWaning crescent, 5%5:24 AM7:26 PM
Sep 106:46 AM7:15 AM8:02 PM8:32 PM7:24 PM9:43 PM12 h 47 min-3.0 minNew moon 9:27 PM6:41 AM7:47 PM
Sep 116:47 AM7:17 AM8:00 PM8:30 PM7:22 PM9:41 PM12 h 43 min-4.0 minNew moon, 0%7:56 AM8:06 PM
Sep 126:48 AM7:18 AM7:58 PM8:28 PM7:20 PM9:39 PM12 h 40 min-3.0 minNew moon, 1%9:08 AM8:25 PM
Sep 136:49 AM7:19 AM7:56 PM8:26 PM7:18 PM9:37 PM12 h 37 min-3.0 minWaxing crescent, 4%10:20 AM8:45 PM
Sep 146:51 AM7:20 AM7:55 PM8:24 PM7:16 PM9:35 PM12 h 35 min-2.0 minWaxing crescent, 9%11:30 AM9:09 PM
Sep 156:52 AM7:21 AM7:53 PM8:22 PM7:14 PM9:32 PM12 h 32 min-3.0 minWaxing crescent, 16%12:40 PM9:36 PM
Sep 166:53 AM7:22 AM7:51 PM8:20 PM7:12 PM9:30 PM12 h 29 min-3.0 minWaxing crescent, 25%1:47 PM10:11 PM
Sep 176:54 AM7:24 AM7:49 PM8:18 PM7:10 PM9:28 PM12 h 25 min-4.0 minWaxing crescent, 34%2:49 PM10:53 PM
Sep 186:56 AM7:25 AM7:47 PM8:16 PM7:09 PM9:26 PM12 h 22 min-3.0 minFirst quarter 2:43 PM3:44 PM11:44 PM
Sep 196:57 AM7:26 AM7:45 PM8:14 PM7:07 PM9:24 PM12 h 19 min-3.0 minFirst quarter, 55%4:30 PM
Sep 206:58 AM7:27 AM7:43 PM8:12 PM7:05 PM9:22 PM12 h 16 min-3.0 minWaxing gibbous, 66%5:07 PM12:43 AM
Sep 216:59 AM7:28 AM7:41 PM8:10 PM7:03 PM9:20 PM12 h 13 min-3.0 minWaxing gibbous, 75%5:37 PM1:48 AM
Sep 227:00 AM7:30 AM7:39 PM8:09 PM7:01 PM9:18 PM12 h 09 min-4.0 minWaxing gibbous, 84%6:02 PM2:55 AM
Sep 237:02 AM7:31 AM7:38 PM8:07 PM6:59 PM9:16 PM12 h 07 min-2.0 minWaxing gibbous, 91%6:23 PM4:04 AM
Sep 247:03 AM7:32 AM7:36 PM8:05 PM6:57 PM9:14 PM12 h 04 min-3.0 minWaxing gibbous, 96%6:43 PM5:13 AM
Sep 257:04 AM7:33 AM7:34 PM8:03 PM6:55 PM9:12 PM12 h 01 min-3.0 minFull moon, 99%7:01 PM6:23 AM
Sep 267:05 AM7:34 AM7:32 PM8:01 PM6:53 PM9:10 PM11 h 58 min-3.0 minFull moon 10:49 AM7:20 PM7:35 AM
Sep 277:06 AM7:36 AM7:30 PM7:59 PM6:51 PM9:08 PM11 h 54 min-4.0 minWaning gibbous, 99%7:41 PM8:49 AM
Sep 287:08 AM7:37 AM7:28 PM7:57 PM6:49 PM9:06 PM11 h 51 min-3.0 minWaning gibbous, 95%8:06 PM10:06 AM
Sep 297:09 AM7:38 AM7:26 PM7:55 PM6:47 PM9:04 PM11 h 48 min-3.0 minWaning gibbous, 89%8:37 PM11:25 AM
Sep 307:10 AM7:39 AM7:24 PM7:53 PM6:46 PM9:02 PM11 h 45 min-3.0 minWaning gibbous, 82%9:18 PM12:45 PM

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.