Today in Viacha, Bolivia, the sun rises at 7:03 AM and sets at 6:16 PM, giving the city exactly 11h 13m of daylight. That is 1 minutes longer than yesterday—approaching the solar plateau near the Winter Solstice. With 159 days until the Winter Solstice on December 21, Viacha is currently in its Winter season.
Golden Hour & Twilight Windows in Viacha
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Viacha runs from N/A to 7:34 AM. The evening golden hour begins at 5:45 PM and lasts until 6:16 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. Near the equator, Viacha's daylight stays remarkably stable year-round, deviating very little from the annual average.
Solar Noon & UV Index
Solar noon in Viacha falls exactly at 12:40 PM, which is the moment the sun reaches its peak altitude of 11.63 above the horizon. At this specific time, the solar angle produces a relatively low UV exposure day for Viacha, typical of its Winter season.
Why Does Sunrise Shift in Viacha?
At Viacha's latitude of -16.65°, the sun currently rises at an azimuth of 243.07° (WSW). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Viacha are calculated using advanced solar algorithms (SunCalc) based on coordinates -16.65, -68.3. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Viacha (Past Years)
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Here is a comparison of today's sunrise and sunset times in Viacha versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 7:03 AM | 6:16 PM | 11h 13m |
| 2025 | 7:03 AM | 6:16 PM | 11h 13m |
| 2021 | 7:03 AM | 6:17 PM | 11h 13m |
Frequently Asked Questions
What time does the sun rise in Viacha today?
In Viacha, the sun rises at exactly 7:03 AM and sets at 6:16 PM today. This gives the city a total of 11h 13m of daylight.
When is golden hour in Viacha today?
Today, morning golden hour in Viacha runs from N/A to 7:34 AM. Evening golden hour begins at 5:45 PM and lasts until 6:14 PM.
Why does sunrise in Viacha shift every day?
At Viacha's latitude, the sun currently rises at an azimuth of 243.07° (WSW). Because of Earth's tilt, the city is approaching the solar plateau near the Winter Solstice until the Winter Solstice on December 21.
What is the UV Index in Viacha at solar noon?
Solar noon occurs at 12:40 PM when the sun reaches 11.63. This produces a relatively low UV exposure day for Viacha, typical of its Winter season.
Has the sunrise time in Viacha changed compared to previous years?
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Exactly one year ago in 2025, sunrise was at 7:03 AM, and five years ago in 2021, it was at 7:03 AM.