Today in Irkutsk, Russia, the sun rises at 4:51 AM and sets at 9:26 PM, giving the city exactly 16h 35m 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, Irkutsk is currently in its Summer season.
Golden Hour & Twilight Windows in Irkutsk
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Irkutsk runs from N/A to 5:45 AM. The evening golden hour begins at 8:31 PM and lasts until 9:26 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. At its temperate latitude, Irkutsk experiences strong seasonal contrast. Today's 16h 35m of daylight differs significantly from its winter minimum.
Solar Noon & UV Index
Solar noon in Irkutsk falls exactly at 1:08 PM, which is the moment the sun reaches its peak altitude of 10.20 above the horizon. At this specific time, the solar angle produces a relatively low UV exposure day for Irkutsk, typical of its Summer season.
Why Does Sunrise Shift in Irkutsk?
At Irkutsk's latitude of 52.2891225°, the sun currently rises at an azimuth of 473.93° (ESE). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Irkutsk are calculated using advanced solar algorithms (SunCalc) based on coordinates 52.2891225, 104.279829. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Irkutsk (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 Irkutsk versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 4:51 AM | 9:26 PM | 16h 35m |
| 2025 | 4:51 AM | 9:26 PM | 16h 34m |
| 2021 | 4:51 AM | 9:26 PM | 16h 34m |
Frequently Asked Questions
What time does the sun rise in Irkutsk today?
In Irkutsk, the sun rises at exactly 4:51 AM and sets at 9:26 PM today. This gives the city a total of 16h 35m of daylight.
When is golden hour in Irkutsk today?
Today, morning golden hour in Irkutsk runs from N/A to 5:45 AM. Evening golden hour begins at 8:31 PM and lasts until 9:21 PM.
Why does sunrise in Irkutsk shift every day?
At Irkutsk's latitude, the sun currently rises at an azimuth of 473.93° (ESE). 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 Irkutsk at solar noon?
Solar noon occurs at 1:08 PM when the sun reaches 10.20. This produces a relatively low UV exposure day for Irkutsk, typical of its Summer season.
Has the sunrise time in Irkutsk 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 4:51 AM, and five years ago in 2021, it was at 4:51 AM.