Sunrise and Sunset in Rio Formoso, 2026
Day length at Rio Formoso runs from 11 h 37 min at the winter solstice to 12 h 38 min at the summer solstice.
Day length through the year
- Day length
Month by month
Each month links to a day-by-day table with twilight, golden hour and the moon.
| Month | Sunrise, 1st | Sunset, 1st | Day, 1st | Sunrise, 15th | Sunset, 15th | Day, 15th |
|---|---|---|---|---|---|---|
| January | 5:06 AM | 5:43 PM | 12 h 37 min | 5:13 AM | 5:47 PM | 12 h 34 min |
| February | 5:20 AM | 5:48 PM | 12 h 28 min | 5:23 AM | 5:46 PM | 12 h 23 min |
| March | 5:25 AM | 5:41 PM | 12 h 16 min | 5:25 AM | 5:34 PM | 12 h 09 min |
| April | 5:24 AM | 5:25 PM | 12 h 01 min | 5:23 AM | 5:18 PM | 11 h 55 min |
| May | 5:24 AM | 5:12 PM | 11 h 48 min | 5:25 AM | 5:09 PM | 11 h 44 min |
| June | 5:29 AM | 5:08 PM | 11 h 39 min | 5:33 AM | 5:10 PM | 11 h 37 min |
| July | 5:36 AM | 5:13 PM | 11 h 37 min | 5:37 AM | 5:17 PM | 11 h 40 min |
| August | 5:35 AM | 5:19 PM | 11 h 44 min | 5:30 AM | 5:20 PM | 11 h 50 min |
| September | 5:22 AM | 5:19 PM | 11 h 57 min | 5:14 AM | 5:17 PM | 12 h 03 min |
| October | 5:05 AM | 5:16 PM | 12 h 11 min | 4:58 AM | 5:15 PM | 12 h 17 min |
| November | 4:52 AM | 5:17 PM | 12 h 25 min | 4:50 AM | 5:21 PM | 12 h 31 min |
| December | 4:52 AM | 5:28 PM | 12 h 36 min | 4:57 AM | 5:35 PM | 12 h 38 min |
Full and new moons in 2026
Dates in Rio Formoso's own time zone.
- Full moons
- January 3, February 1, March 3, April 1, May 1, May 31, June 29, July 29, August 28, September 26, October 26, November 24, December 23
- New moons
- January 18, February 17, March 18, April 17, May 16, June 14, July 14, August 12, September 11, October 10, November 9, December 8
Sources
Computed with the NOAA solar position equations (accurate to about a minute; the horizon is assumed flat and at sea level) and the lunar phase method of Meeus, Astronomical Algorithms.