Today in Boulogne-Billancourt, France, the sun rises at 5:56 AM and sets at 9:57 PM, giving the city exactly 16h 0m of daylight. That is 1 minutes shorter than yesterday—just past its peak, losing daylight slowly. With 167 days until the Winter Solstice on December 21, Boulogne-Billancourt is currently in its Summer season.
Golden Hour & Twilight Windows in Boulogne-Billancourt
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Boulogne-Billancourt runs from N/A to 6:46 AM. The evening golden hour begins at 9:07 PM and lasts until 9:57 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. At its temperate latitude, Boulogne-Billancourt experiences strong seasonal contrast. Today's 16h 0m of daylight differs significantly from its winter minimum.
Solar Noon & UV Index
Solar noon in Boulogne-Billancourt falls exactly at 1:57 PM, which is the moment the sun reaches its peak altitude of 63.75 above the horizon. At this specific time, the solar angle produces very high UV, typical of Boulogne-Billancourt in Summer. SPF 30+ is advisable for anyone spending more than 20 minutes outside.
Why Does Sunrise Shift in Boulogne-Billancourt?
At Boulogne-Billancourt's latitude of 48.8356649°, the sun currently rises at an azimuth of 361.98° (N). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Boulogne-Billancourt are calculated using advanced solar algorithms (SunCalc) based on coordinates 48.8356649, 2.240206. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Boulogne-Billancourt (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 Boulogne-Billancourt versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 5:56 AM | 9:57 PM | 16h 0m |
| 2025 | 5:57 AM | 9:56 PM | 15h 59m |
| 2021 | 5:57 AM | 9:56 PM | 15h 59m |
Frequently Asked Questions
What time does the sun rise in Boulogne-Billancourt today?
In Boulogne-Billancourt, the sun rises at exactly 5:56 AM and sets at 9:57 PM today. This gives the city a total of 16h 0m of daylight.
When is golden hour in Boulogne-Billancourt today?
Today, morning golden hour in Boulogne-Billancourt runs from N/A to 6:46 AM. Evening golden hour begins at 9:07 PM and lasts until 9:52 PM.
Why does sunrise in Boulogne-Billancourt shift every day?
At Boulogne-Billancourt's latitude, the sun currently rises at an azimuth of 361.98° (N). Because of Earth's tilt, the city is just past its peak, losing daylight slowly until the Winter Solstice on December 21.
What is the UV Index in Boulogne-Billancourt at solar noon?
Solar noon occurs at 1:57 PM when the sun reaches 63.75. This produces very high UV, typical of Boulogne-Billancourt in Summer. SPF 30+ is advisable for anyone spending more than 20 minutes outside.
Has the sunrise time in Boulogne-Billancourt 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 5:57 AM, and five years ago in 2021, it was at 5:57 AM.