Sunrise and sunset in Río Grande

Río Grande Sunrise, Sunset and Moon in May 2026

Local time (CST)

Day length goes from 13 h 03 min on May 1 to 13 h 30 min on May 31. Sunrise moves from 6:18 AM to 6:05 AM and sunset from 7:21 PM to 7:35 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 15:54 AM6:18 AM7:21 PM7:45 PM6:50 PM8:42 PM13 h 03 minFull moon 11:24 AM7:38 PM5:58 AM
May 25:53 AM6:17 AM7:21 PM7:45 PM6:50 PM8:42 PM13 h 04 min+1.0 minFull moon, 99%8:33 PM6:36 AM
May 35:53 AM6:17 AM7:22 PM7:46 PM6:51 PM8:43 PM13 h 05 min+1.0 minWaning gibbous, 96%9:28 PM7:17 AM
May 45:52 AM6:16 AM7:22 PM7:46 PM6:51 PM8:44 PM13 h 06 min+1.0 minWaning gibbous, 91%10:22 PM8:03 AM
May 55:51 AM6:15 AM7:23 PM7:47 PM6:51 PM8:44 PM13 h 08 min+2.0 minWaning gibbous, 85%11:13 PM8:53 AM
May 65:51 AM6:15 AM7:23 PM7:47 PM6:52 PM8:45 PM13 h 08 min+0.0 minWaning gibbous, 76%11:59 PM9:47 AM
May 75:50 AM6:14 AM7:24 PM7:48 PM6:52 PM8:46 PM13 h 10 min+2.0 minWaning gibbous, 67%10:42 AM
May 85:49 AM6:13 AM7:24 PM7:48 PM6:53 PM8:46 PM13 h 11 min+1.0 minLast quarter, 56%12:42 AM11:38 AM
May 95:49 AM6:13 AM7:25 PM7:49 PM6:53 PM8:47 PM13 h 12 min+1.0 minLast quarter 3:11 PM1:20 AM12:33 PM
May 105:48 AM6:12 AM7:25 PM7:49 PM6:54 PM8:48 PM13 h 13 min+1.0 minWaning crescent, 35%1:56 AM1:29 PM
May 115:47 AM6:12 AM7:26 PM7:50 PM6:54 PM8:48 PM13 h 14 min+1.0 minWaning crescent, 26%2:29 AM2:25 PM
May 125:47 AM6:11 AM7:26 PM7:50 PM6:54 PM8:49 PM13 h 15 min+1.0 minWaning crescent, 17%3:02 AM3:22 PM
May 135:46 AM6:11 AM7:27 PM7:51 PM6:55 PM8:50 PM13 h 16 min+1.0 minWaning crescent, 10%3:36 AM4:22 PM
May 145:46 AM6:10 AM7:27 PM7:51 PM6:55 PM8:51 PM13 h 17 min+1.0 minWaning crescent, 4%4:13 AM5:26 PM
May 155:45 AM6:10 AM7:28 PM7:52 PM6:56 PM8:51 PM13 h 18 min+1.0 minWaning crescent, 1%4:54 AM6:34 PM
May 165:45 AM6:09 AM7:28 PM7:53 PM6:56 PM8:52 PM13 h 19 min+1.0 minNew moon 2:02 PM5:41 AM7:45 PM
May 175:44 AM6:09 AM7:29 PM7:53 PM6:57 PM8:53 PM13 h 20 min+1.0 minWaxing crescent, 1%6:36 AM8:57 PM
May 185:44 AM6:08 AM7:29 PM7:54 PM6:57 PM8:53 PM13 h 21 min+1.0 minWaxing crescent, 5%7:39 AM10:05 PM
May 195:43 AM6:08 AM7:29 PM7:54 PM6:58 PM8:54 PM13 h 21 min+0.0 minWaxing crescent, 10%8:47 AM11:05 PM
May 205:43 AM6:08 AM7:30 PM7:55 PM6:58 PM8:55 PM13 h 22 min+1.0 minWaxing crescent, 17%9:57 AM11:57 PM
May 215:43 AM6:07 AM7:30 PM7:55 PM6:58 PM8:55 PM13 h 23 min+1.0 minWaxing crescent, 26%11:04 AM
May 225:42 AM6:07 AM7:31 PM7:56 PM6:59 PM8:56 PM13 h 24 min+1.0 minWaxing crescent, 36%12:06 PM12:41 AM
May 235:42 AM6:07 AM7:31 PM7:56 PM6:59 PM8:57 PM13 h 24 min+0.0 minFirst quarter 5:11 AM1:05 PM1:19 AM
May 245:42 AM6:06 AM7:32 PM7:57 PM7:00 PM8:57 PM13 h 26 min+2.0 minFirst quarter, 57%2:00 PM1:53 AM
May 255:41 AM6:06 AM7:32 PM7:57 PM7:00 PM8:58 PM13 h 26 min+0.0 minWaxing gibbous, 67%2:54 PM2:24 AM
May 265:41 AM6:06 AM7:33 PM7:58 PM7:01 PM8:59 PM13 h 27 min+1.0 minWaxing gibbous, 77%3:46 PM2:55 AM
May 275:41 AM6:06 AM7:33 PM7:58 PM7:01 PM8:59 PM13 h 27 min+0.0 minWaxing gibbous, 85%4:39 PM3:26 AM
May 285:40 AM6:05 AM7:34 PM7:59 PM7:01 PM9:00 PM13 h 29 min+2.0 minWaxing gibbous, 92%5:33 PM3:59 AM
May 295:40 AM6:05 AM7:34 PM7:59 PM7:02 PM9:00 PM13 h 29 min+0.0 minWaxing gibbous, 97%6:27 PM4:36 AM
May 305:40 AM6:05 AM7:35 PM8:00 PM7:02 PM9:01 PM13 h 30 min+1.0 minFull moon, 99%7:22 PM5:16 AM
May 315:40 AM6:05 AM7:35 PM8:00 PM7:03 PM9:02 PM13 h 30 min+0.0 minFull moon 2:46 AM8:16 PM6:00 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.