Sunrise and sunset in Sun Valley

Sun Valley Sunrise, Sunset and Moon in September 2026

Local time (MST)

Day length goes from 12 h 52 min on September 1 to 11 h 51 min on September 30. Sunrise moves from 5:59 AM to 6:19 AM and sunset from 6:51 PM to 6:10 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 15:33 AM5:59 AM6:51 PM7:16 PM6:17 PM8:18 PM12 h 52 minWaning gibbous, 77%9:13 PM10:37 AM
Sep 25:34 AM5:59 AM6:49 PM7:15 PM6:16 PM8:16 PM12 h 50 min-2.0 minWaning gibbous, 67%9:53 PM11:47 AM
Sep 35:34 AM6:00 AM6:48 PM7:14 PM6:15 PM8:15 PM12 h 48 min-2.0 minLast quarter, 57%10:43 PM12:58 PM
Sep 45:35 AM6:01 AM6:47 PM7:12 PM6:13 PM8:13 PM12 h 46 min-2.0 minLast quarter 12:51 AM11:41 PM2:06 PM
Sep 55:36 AM6:01 AM6:45 PM7:11 PM6:12 PM8:11 PM12 h 44 min-2.0 minWaning crescent, 36%3:08 PM
Sep 65:37 AM6:02 AM6:44 PM7:09 PM6:11 PM8:10 PM12 h 42 min-2.0 minWaning crescent, 26%12:48 AM4:01 PM
Sep 75:37 AM6:03 AM6:43 PM7:08 PM6:09 PM8:08 PM12 h 40 min-2.0 minWaning crescent, 18%2:00 AM4:46 PM
Sep 85:38 AM6:03 AM6:41 PM7:07 PM6:08 PM8:07 PM12 h 38 min-2.0 minWaning crescent, 10%3:13 AM5:23 PM
Sep 95:39 AM6:04 AM6:40 PM7:05 PM6:07 PM8:05 PM12 h 36 min-2.0 minWaning crescent, 5%4:24 AM5:56 PM
Sep 105:40 AM6:05 AM6:38 PM7:04 PM6:05 PM8:04 PM12 h 33 min-3.0 minNew moon 8:27 PM5:32 AM6:25 PM
Sep 115:40 AM6:06 AM6:37 PM7:02 PM6:04 PM8:02 PM12 h 31 min-2.0 minNew moon, 0%6:38 AM6:52 PM
Sep 125:41 AM6:06 AM6:36 PM7:01 PM6:03 PM8:01 PM12 h 30 min-1.0 minWaxing crescent, 1%7:42 AM7:19 PM
Sep 135:42 AM6:07 AM6:34 PM6:59 PM6:01 PM7:59 PM12 h 27 min-3.0 minWaxing crescent, 4%8:45 AM7:48 PM
Sep 145:42 AM6:08 AM6:33 PM6:58 PM6:00 PM7:57 PM12 h 25 min-2.0 minWaxing crescent, 9%9:47 AM8:19 PM
Sep 155:43 AM6:08 AM6:31 PM6:57 PM5:58 PM7:56 PM12 h 23 min-2.0 minWaxing crescent, 17%10:49 AM8:53 PM
Sep 165:44 AM6:09 AM6:30 PM6:55 PM5:57 PM7:54 PM12 h 21 min-2.0 minWaxing crescent, 25%11:50 AM9:33 PM
Sep 175:45 AM6:10 AM6:29 PM6:54 PM5:56 PM7:53 PM12 h 19 min-2.0 minWaxing crescent, 35%12:48 PM10:19 PM
Sep 185:45 AM6:10 AM6:27 PM6:52 PM5:54 PM7:51 PM12 h 17 min-2.0 minFirst quarter 1:43 PM1:42 PM11:10 PM
Sep 195:46 AM6:11 AM6:26 PM6:51 PM5:53 PM7:50 PM12 h 15 min-2.0 minFirst quarter, 56%2:30 PM
Sep 205:47 AM6:12 AM6:24 PM6:49 PM5:51 PM7:48 PM12 h 12 min-3.0 minWaxing gibbous, 66%3:12 PM12:06 AM
Sep 215:47 AM6:13 AM6:23 PM6:48 PM5:50 PM7:47 PM12 h 10 min-2.0 minWaxing gibbous, 76%3:49 PM1:05 AM
Sep 225:48 AM6:13 AM6:22 PM6:47 PM5:49 PM7:45 PM12 h 09 min-1.0 minWaxing gibbous, 84%4:21 PM2:06 AM
Sep 235:49 AM6:14 AM6:20 PM6:45 PM5:47 PM7:44 PM12 h 06 min-3.0 minWaxing gibbous, 91%4:50 PM3:07 AM
Sep 245:50 AM6:15 AM6:19 PM6:44 PM5:46 PM7:42 PM12 h 04 min-2.0 minWaxing gibbous, 96%5:17 PM4:08 AM
Sep 255:50 AM6:15 AM6:17 PM6:42 PM5:44 PM7:41 PM12 h 02 min-2.0 minFull moon, 99%5:43 PM5:10 AM
Sep 265:51 AM6:16 AM6:16 PM6:41 PM5:43 PM7:39 PM12 h 00 min-2.0 minFull moon 9:49 AM6:11 PM6:13 AM
Sep 275:52 AM6:17 AM6:15 PM6:40 PM5:41 PM7:38 PM11 h 58 min-2.0 minWaning gibbous, 98%6:40 PM7:18 AM
Sep 285:53 AM6:18 AM6:13 PM6:38 PM5:40 PM7:36 PM11 h 55 min-3.0 minWaning gibbous, 95%7:13 PM8:26 AM
Sep 295:53 AM6:18 AM6:12 PM6:37 PM5:39 PM7:35 PM11 h 54 min-1.0 minWaning gibbous, 89%7:53 PM9:36 AM
Sep 305:54 AM6:19 AM6:10 PM6:35 PM5:37 PM7:34 PM11 h 51 min-3.0 minWaning gibbous, 82%8:40 PM10:48 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.