- Home
- Rio Branco
Sun Times in Rio Branco
Frequently Asked Questions
What time is sunrise in Rio Branco?
Sunrise in Rio Branco on Thursday, August 27, 2026 is at 5:36 AM (America/Rio_Branco). This time is calculated from the city's coordinates.
What time is sunset in Rio Branco?
Sunset in Rio Branco on Thursday, August 27, 2026 is at 5:29 PM (America/Rio_Branco). This time is calculated from the city's coordinates.
When is golden hour in Rio Branco?
Morning golden hour in Rio Branco ends at 6:04 AM. Evening golden hour starts at 5:00 PM.
How long is the day in Rio Branco?
On Thursday, August 27, 2026 in Rio Branco there are 11 hours and 52 minutes of daylight between sunrise and sunset.
What time is the sun at its highest point in Rio Branco?
The sun reaches its highest point (solar noon) in Rio Branco at 11:32 AM (America/Rio_Branco). This is when the sun crosses the meridian and shadows are at their shortest.
What time does it get dark in Rio Branco?
In Rio Branco, sunset is at 5:29 PM and it gets fully dark (astronomical dusk) at 6:39 PM (America/Rio_Branco). Civil twilight ends at 5:50 PM when outdoor activities need artificial light.
How long does twilight last in Rio Branco?
Twilight in Rio Branco lasts approximately 70 minutes from sunset to full darkness (astronomical dusk). This includes civil twilight, nautical twilight, and astronomical twilight.
What is the earliest sunrise of the year in Rio Branco?
The earliest sunrise in Rio Branco in 2026 is at 4:58 AM on November 12 (America/Rio_Branco). This occurs around the summer solstice when days are longest.
What is the latest sunset of the year in Rio Branco?
The latest sunset in Rio Branco in 2026 is at 6:00 PM on January 16 (America/Rio_Branco). This occurs shortly after the summer solstice.
What time does it actually get dark after sunset in Rio Branco?
After sunset at 5:29 PM in Rio Branco, civil twilight ends at 5:50 PM — about 21 minutes later — when the sky becomes too dark for outdoor activities without artificial light. Full darkness (astronomical dusk) arrives at 6:39 PM (America/Rio_Branco).
What these times mean
Solar times in Rio Branco shift throughout the year. Each stage of the day brings distinct light that photographers, outdoor planners, and everyday users rely on.
- Dawn
- The first usable twilight before sunrise, when the horizon brightens and color gradually returns to the sky.
- Sunrise
- The moment the upper edge of the sun appears above the horizon, starting direct daylight.
- Golden Hour
- The low-angle window just after sunrise and just before sunset, producing warm, soft light favored by photographers.
- Sunset
- The moment the upper edge of the sun drops below the horizon, ending direct sunlight for the day.
- Dusk
- The fading twilight after sunset, ending with astronomical dusk when the sky becomes fully dark.
Monthly daylight in Rio Branco
Sunrise, sunset, and total daylight in Rio Branco on the 15th of each month for 2026. Times reflect the city's local timezone.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 5:21 AM | 5:59 PM | 12h 38m |
| February | 5:32 AM | 5:57 PM | 12h 25m |
| March | 5:35 AM | 5:44 PM | 12h 09m |
| April | 5:34 AM | 5:27 PM | 11h 53m |
| May | 5:37 AM | 5:17 PM | 11h 39m |
| June | 5:45 AM | 5:18 PM | 11h 33m |
| July | 5:49 AM | 5:25 PM | 11h 36m |
| August | 5:42 AM | 5:29 PM | 11h 47m |
| September | 5:25 AM | 5:27 PM | 12h 03m |
| October | 5:07 AM | 5:26 PM | 12h 19m |
| November | 4:58 AM | 5:33 PM | 12h 34m |
| December | 5:05 AM | 5:47 PM | 12h 42m |