Rio Branco Sunrise, Sunset and Moon in May 2026
Day length goes from 11 h 45 min on May 1 to 11 h 34 min on May 31. Sunrise moves from 5:36 AM to 5:42 AM and sunset from 5:21 PM to 5:16 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.
| Date | Dawn | Sunrise | Sunset | Dusk | Golden hour | Full dark | Day length | Change | Moon | Moonrise | Moonset |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 1 | 5:14 AM | 5:36 AM | 5:21 PM | 5:42 PM | 4:52 PM | 6:33 PM | 11 h 45 min | Full moon 12:24 PM | 5:17 PM | 5:22 AM | |
| May 2 | 5:14 AM | 5:36 AM | 5:20 PM | 5:42 PM | 4:52 PM | 6:32 PM | 11 h 44 min | -1.0 min | Full moon, 99% | 6:01 PM | 6:11 AM |
| May 3 | 5:14 AM | 5:36 AM | 5:20 PM | 5:42 PM | 4:51 PM | 6:32 PM | 11 h 44 min | +0.0 min | Waning gibbous, 97% | 6:48 PM | 7:02 AM |
| May 4 | 5:14 AM | 5:36 AM | 5:20 PM | 5:42 PM | 4:51 PM | 6:32 PM | 11 h 44 min | +0.0 min | Waning gibbous, 92% | 7:37 PM | 7:54 AM |
| May 5 | 5:14 AM | 5:36 AM | 5:20 PM | 5:41 PM | 4:50 PM | 6:32 PM | 11 h 44 min | +0.0 min | Waning gibbous, 85% | 8:29 PM | 8:46 AM |
| May 6 | 5:15 AM | 5:36 AM | 5:19 PM | 5:41 PM | 4:50 PM | 6:32 PM | 11 h 43 min | -1.0 min | Waning gibbous, 77% | 9:21 PM | 9:37 AM |
| May 7 | 5:15 AM | 5:37 AM | 5:19 PM | 5:41 PM | 4:50 PM | 6:31 PM | 11 h 42 min | -1.0 min | Waning gibbous, 67% | 10:13 PM | 10:25 AM |
| May 8 | 5:15 AM | 5:37 AM | 5:19 PM | 5:41 PM | 4:50 PM | 6:31 PM | 11 h 42 min | +0.0 min | Last quarter, 57% | 11:03 PM | 11:10 AM |
| May 9 | 5:15 AM | 5:37 AM | 5:18 PM | 5:40 PM | 4:49 PM | 6:31 PM | 11 h 41 min | -1.0 min | Last quarter 4:11 PM | 11:53 PM | 11:53 AM |
| May 10 | 5:15 AM | 5:37 AM | 5:18 PM | 5:40 PM | 4:49 PM | 6:31 PM | 11 h 41 min | +0.0 min | Waning crescent, 36% | 12:34 PM | |
| May 11 | 5:15 AM | 5:37 AM | 5:18 PM | 5:40 PM | 4:49 PM | 6:31 PM | 11 h 41 min | +0.0 min | Waning crescent, 26% | 12:42 AM | 1:14 PM |
| May 12 | 5:15 AM | 5:37 AM | 5:18 PM | 5:40 PM | 4:48 PM | 6:31 PM | 11 h 41 min | +0.0 min | Waning crescent, 17% | 1:31 AM | 1:54 PM |
| May 13 | 5:15 AM | 5:37 AM | 5:18 PM | 5:40 PM | 4:48 PM | 6:31 PM | 11 h 41 min | +0.0 min | Waning crescent, 10% | 2:22 AM | 2:37 PM |
| May 14 | 5:16 AM | 5:38 AM | 5:17 PM | 5:40 PM | 4:48 PM | 6:31 PM | 11 h 39 min | -2.0 min | Waning crescent, 5% | 3:16 AM | 3:22 PM |
| May 15 | 5:16 AM | 5:38 AM | 5:17 PM | 5:39 PM | 4:48 PM | 6:31 PM | 11 h 39 min | +0.0 min | Waning crescent, 1% | 4:13 AM | 4:13 PM |
| May 16 | 5:16 AM | 5:38 AM | 5:17 PM | 5:39 PM | 4:48 PM | 6:31 PM | 11 h 39 min | +0.0 min | New moon 3:02 PM | 5:16 AM | 5:09 PM |
| May 17 | 5:16 AM | 5:38 AM | 5:17 PM | 5:39 PM | 4:47 PM | 6:30 PM | 11 h 39 min | +0.0 min | Waxing crescent, 1% | 6:22 AM | 6:12 PM |
| May 18 | 5:16 AM | 5:38 AM | 5:17 PM | 5:39 PM | 4:47 PM | 6:30 PM | 11 h 39 min | +0.0 min | Waxing crescent, 4% | 7:31 AM | 7:18 PM |
| May 19 | 5:16 AM | 5:39 AM | 5:17 PM | 5:39 PM | 4:47 PM | 6:30 PM | 11 h 38 min | -1.0 min | Waxing crescent, 10% | 8:37 AM | 8:25 PM |
| May 20 | 5:17 AM | 5:39 AM | 5:17 PM | 5:39 PM | 4:47 PM | 6:30 PM | 11 h 38 min | +0.0 min | Waxing crescent, 17% | 9:38 AM | 9:29 PM |
| May 21 | 5:17 AM | 5:39 AM | 5:17 PM | 5:39 PM | 4:47 PM | 6:30 PM | 11 h 38 min | +0.0 min | Waxing crescent, 26% | 10:32 AM | 10:28 PM |
| May 22 | 5:17 AM | 5:39 AM | 5:16 PM | 5:39 PM | 4:47 PM | 6:30 PM | 11 h 37 min | -1.0 min | Waxing crescent, 35% | 11:20 AM | 11:22 PM |
| May 23 | 5:17 AM | 5:40 AM | 5:16 PM | 5:39 PM | 4:47 PM | 6:30 PM | 11 h 36 min | -1.0 min | First quarter 6:11 AM | 12:03 PM | |
| May 24 | 5:17 AM | 5:40 AM | 5:16 PM | 5:39 PM | 4:46 PM | 6:30 PM | 11 h 36 min | +0.0 min | First quarter, 56% | 12:42 PM | 12:13 AM |
| May 25 | 5:18 AM | 5:40 AM | 5:16 PM | 5:39 PM | 4:46 PM | 6:31 PM | 11 h 36 min | +0.0 min | Waxing gibbous, 67% | 1:20 PM | 1:00 AM |
| May 26 | 5:18 AM | 5:40 AM | 5:16 PM | 5:39 PM | 4:46 PM | 6:31 PM | 11 h 36 min | +0.0 min | Waxing gibbous, 76% | 1:57 PM | 1:46 AM |
| May 27 | 5:18 AM | 5:41 AM | 5:16 PM | 5:39 PM | 4:46 PM | 6:31 PM | 11 h 35 min | -1.0 min | Waxing gibbous, 85% | 2:35 PM | 2:32 AM |
| May 28 | 5:18 AM | 5:41 AM | 5:16 PM | 5:39 PM | 4:46 PM | 6:31 PM | 11 h 35 min | +0.0 min | Waxing gibbous, 91% | 3:16 PM | 3:19 AM |
| May 29 | 5:18 AM | 5:41 AM | 5:16 PM | 5:39 PM | 4:46 PM | 6:31 PM | 11 h 35 min | +0.0 min | Waxing gibbous, 96% | 3:58 PM | 4:08 AM |
| May 30 | 5:19 AM | 5:41 AM | 5:16 PM | 5:39 PM | 4:46 PM | 6:31 PM | 11 h 35 min | +0.0 min | Full moon, 99% | 4:44 PM | 4:58 AM |
| May 31 | 5:19 AM | 5:42 AM | 5:16 PM | 5:39 PM | 4:46 PM | 6:31 PM | 11 h 34 min | -1.0 min | Full moon 3:46 AM | 5:33 PM | 5:50 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.