Sunrise and Sunset in Alto Boa Vista, 2026
Day length at Alto Boa Vista runs from 11 h 26 min at the winter solstice to 12 h 49 min at the summer solstice.
Today at Alto Boa Vista: light and direction
Sunday, October 4
- SR Sunrise 5:07 AM, 95° E
- SS Sunset 5:21 PM, 265° W
- MR Moonrise 12:22 AM, 64° ENE
- MS Moonset 12:04 PM, 294° WNW
- Moon 43% lit
- Morning blue hour
- 4:46 AM to 4:54 AM
- Morning golden hour
- 4:54 AM to 5:35 AM
- Evening golden hour
- 4:53 PM to 5:34 PM
- Evening blue hour
- 5:34 PM to 5:43 PM
Golden hour is the sun between 6 degrees above the horizon and 4 degrees below it; blue hour is the sun between 4 and 6 degrees below, the definitions timeanddate.com and PhotoPills use. Directions are degrees clockwise from true north, where the sun’s upper edge and the moon’s center cross a flat horizon.
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 | 5:05 AM | 5:53 PM | 12 h 48 min | 5:13 AM | 5:57 PM | 12 h 44 min |
| February | 5:21 AM | 5:57 PM | 12 h 36 min | 5:26 AM | 5:54 PM | 12 h 28 min |
| March | 5:28 AM | 5:47 PM | 12 h 19 min | 5:29 AM | 5:39 PM | 12 h 10 min |
| April | 5:30 AM | 5:29 PM | 11 h 59 min | 5:30 AM | 5:21 PM | 11 h 51 min |
| May | 5:32 AM | 5:13 PM | 11 h 41 min | 5:35 AM | 5:09 PM | 11 h 34 min |
| June | 5:39 AM | 5:08 PM | 11 h 29 min | 5:43 AM | 5:09 PM | 11 h 26 min |
| July | 5:46 AM | 5:13 PM | 11 h 27 min | 5:47 AM | 5:17 PM | 11 h 30 min |
| August | 5:44 AM | 5:20 PM | 11 h 36 min | 5:38 AM | 5:22 PM | 11 h 44 min |
| September | 5:29 AM | 5:22 PM | 11 h 53 min | 5:20 AM | 5:22 PM | 12 h 02 min |
| October | 5:09 AM | 5:21 PM | 12 h 12 min | 5:01 AM | 5:22 PM | 12 h 21 min |
| November | 4:53 AM | 5:25 PM | 12 h 32 min | 4:51 AM | 5:30 PM | 12 h 39 min |
| December | 4:52 AM | 5:37 PM | 12 h 45 min | 4:56 AM | 5:45 PM | 12 h 49 min |
Full and new moons in 2026
Dates in Alto Boa Vista'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 10, October 10, November 9, December 8
In your calendar
Sunrise and sunset at Alto Boa Vista for the next twelve months as a calendar you subscribe to: each morning runs from first light to sunrise, each evening from sunset to last light, shown as free time. It keeps itself a year ahead.
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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.