Sunrise and sunset in Arapahoe

Arapahoe Sunrise, Sunset and Moon in September 2026

Local time (MDT)

Day length goes from 13 h 09 min on September 1 to 11 h 47 min on September 30. Sunrise moves from 6:39 AM to 7:10 AM and sunset from 7:48 PM to 6:57 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 16:09 AM6:39 AM7:48 PM8:17 PM7:11 PM9:29 PM13 h 09 minWaning gibbous, 77%9:39 PM11:46 AM
Sep 26:11 AM6:40 AM7:47 PM8:16 PM7:09 PM9:27 PM13 h 07 min-2.0 minWaning gibbous, 68%10:13 PM1:02 PM
Sep 36:12 AM6:41 AM7:45 PM8:14 PM7:07 PM9:25 PM13 h 04 min-3.0 minLast quarter, 58%10:58 PM2:18 PM
Sep 46:13 AM6:42 AM7:43 PM8:12 PM7:06 PM9:23 PM13 h 01 min-3.0 minLast quarter 1:51 AM11:54 PM3:29 PM
Sep 56:14 AM6:43 AM7:41 PM8:10 PM7:04 PM9:21 PM12 h 58 min-3.0 minWaning crescent, 37%4:31 PM
Sep 66:15 AM6:44 AM7:40 PM8:08 PM7:02 PM9:19 PM12 h 56 min-2.0 minWaning crescent, 27%1:03 AM5:20 PM
Sep 76:16 AM6:45 AM7:38 PM8:07 PM7:00 PM9:16 PM12 h 53 min-3.0 minWaning crescent, 18%2:20 AM5:59 PM
Sep 86:17 AM6:46 AM7:36 PM8:05 PM6:59 PM9:14 PM12 h 50 min-3.0 minWaning crescent, 11%3:39 AM6:29 PM
Sep 96:19 AM6:47 AM7:34 PM8:03 PM6:57 PM9:12 PM12 h 47 min-3.0 minWaning crescent, 5%4:58 AM6:55 PM
Sep 106:20 AM6:48 AM7:33 PM8:01 PM6:55 PM9:10 PM12 h 45 min-2.0 minNew moon 9:27 PM6:13 AM7:17 PM
Sep 116:21 AM6:49 AM7:31 PM7:59 PM6:53 PM9:08 PM12 h 42 min-3.0 minNew moon, 0%7:26 AM7:38 PM
Sep 126:22 AM6:51 AM7:29 PM7:58 PM6:52 PM9:06 PM12 h 38 min-4.0 minNew moon, 1%8:37 AM7:58 PM
Sep 136:23 AM6:52 AM7:27 PM7:56 PM6:50 PM9:04 PM12 h 35 min-3.0 minWaxing crescent, 4%9:47 AM8:20 PM
Sep 146:24 AM6:53 AM7:25 PM7:54 PM6:48 PM9:02 PM12 h 32 min-3.0 minWaxing crescent, 9%10:56 AM8:45 PM
Sep 156:25 AM6:54 AM7:24 PM7:52 PM6:46 PM9:00 PM12 h 30 min-2.0 minWaxing crescent, 16%12:04 PM9:14 PM
Sep 166:26 AM6:55 AM7:22 PM7:50 PM6:44 PM8:58 PM12 h 27 min-3.0 minWaxing crescent, 25%1:10 PM9:50 PM
Sep 176:28 AM6:56 AM7:20 PM7:48 PM6:43 PM8:56 PM12 h 24 min-3.0 minWaxing crescent, 34%2:11 PM10:33 PM
Sep 186:29 AM6:57 AM7:18 PM7:47 PM6:41 PM8:54 PM12 h 21 min-3.0 minFirst quarter 2:43 PM3:06 PM11:24 PM
Sep 196:30 AM6:58 AM7:16 PM7:45 PM6:39 PM8:52 PM12 h 18 min-3.0 minFirst quarter, 55%3:52 PM
Sep 206:31 AM6:59 AM7:15 PM7:43 PM6:37 PM8:50 PM12 h 16 min-2.0 minWaxing gibbous, 66%4:31 PM12:22 AM
Sep 216:32 AM7:00 AM7:13 PM7:41 PM6:35 PM8:48 PM12 h 13 min-3.0 minWaxing gibbous, 75%5:02 PM1:25 AM
Sep 226:33 AM7:01 AM7:11 PM7:39 PM6:34 PM8:46 PM12 h 10 min-3.0 minWaxing gibbous, 84%5:29 PM2:31 AM
Sep 236:34 AM7:03 AM7:09 PM7:37 PM6:32 PM8:44 PM12 h 06 min-4.0 minWaxing gibbous, 91%5:51 PM3:39 AM
Sep 246:35 AM7:04 AM7:07 PM7:36 PM6:30 PM8:42 PM12 h 03 min-3.0 minWaxing gibbous, 96%6:12 PM4:46 AM
Sep 256:36 AM7:05 AM7:06 PM7:34 PM6:28 PM8:40 PM12 h 01 min-2.0 minFull moon, 99%6:32 PM5:55 AM
Sep 266:38 AM7:06 AM7:04 PM7:32 PM6:26 PM8:39 PM11 h 58 min-3.0 minFull moon 10:49 AM6:53 PM7:05 AM
Sep 276:39 AM7:07 AM7:02 PM7:30 PM6:25 PM8:37 PM11 h 55 min-3.0 minWaning gibbous, 99%7:16 PM8:17 AM
Sep 286:40 AM7:08 AM7:00 PM7:28 PM6:23 PM8:35 PM11 h 52 min-3.0 minWaning gibbous, 95%7:42 PM9:32 AM
Sep 296:41 AM7:09 AM6:58 PM7:27 PM6:21 PM8:33 PM11 h 49 min-3.0 minWaning gibbous, 89%8:15 PM10:49 AM
Sep 306:42 AM7:10 AM6:57 PM7:25 PM6:19 PM8:31 PM11 h 47 min-2.0 minWaning gibbous, 82%8:57 PM12:07 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.