What time is sunset in Biysk today?

Sunset in Biysk is at 6:40 PM local time (Asia/Barnaul) on 2026-10-08.

What phase is the Moon tonight in Biysk?

The Moon is a Waning Crescent and about 9% illuminated.

Astronomical twilight ends at 8:34 PM local time, so the sky is fully dark from then until 5:39 AM.

Moonrise in Biysk is at 4:25 AM and moonset is at 5:40 PM local time.

The aurora is possible from Biysk if the sky is dark and clear; planetary Kp is 2.7.

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Kp2.7

Solar wind344 km/s

X-rayC1.2

StormG0 (Quiet)

Source: NOAA SWPC

2026-10-08 · times in Asia/Barnaul · 52.53°N, 85.20°E

Event	Time
Sunrise	7:31 AM
Sunset	6:40 PM
Day length	11 h 09 min
End of civil twilight	7:14 PM
End of nautical twilight	7:54 PM
End of astronomical twilight	8:34 PM
Night length (sunset to sunrise)	12 h 53 min
Fully dark sky tonight	9 h 05 min
Astronomical twilight starts (morning)	5:39 AM

Moonrise	4:25 AM
Moonset	5:40 PM
Illumination	9.4%
Phase	Waning Crescent
Sublunar point (Moon overhead)	7.43°N, 133.47°W
Sublunar point ground speed	1,602 km/h

Moon values are for the moment this page was generated (18:28 UTC). A moonrise or moonset can be missing on a given date.

Planet	Rise	Set	Meridian	Visibility
Mercury (mag -0.1)	10:07 AM	7:06 PM	2:37 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Venus (mag -4.6)	10:21 AM	6:25 PM	2:23 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Mars (mag 1.1)	12:48 AM	4:42 PM	8:46 AM	Visible about 5.5 h after dark, highest 50° toward the SE.
Jupiter (mag -1.9)	2:19 AM	5:11 PM	9:45 AM	Visible about 4 h after dark, highest 39° toward the SE.
Saturn (mag 0.2)	6:41 PM	7:10 AM	12:58 AM	Visible about 11.3 h after dark, highest 39° toward the S.

Aurora possible

Biysk is far enough from the equator for aurora. Planetary Kp is 2.7. Seeing it still needs a dark, clear sky.

NOAA SWPC OVATION model. Full aurora forecast