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- Type a city, a country or a zone such as “CET” or “Tokyo”.
Current local time in Ust Kut, Russia
Asia/Irkutsk
Observatory log
Ust Kut, observed
- 01Time zone
Irkutsk Standard Time
UTC+8 · IANA
Asia/Irkutsk- 02Daylight saving
Ust Kut does not observe daylight saving time.
Clocks stay on UTC+8 all year. No change is scheduled in tzdata 2026e.
- 03Sun today
- Sunrise07:39Sunset17:43Day length10 h 4 minSolar noon12:41
MoonWaxing gibbous, 64% lit
Golden hour07:16–08:34 · 16:49–18:07
- 04Working hours
Counted as 09:00–17:00 local; the weekend in Russia is Saturday and Sunday.
- 05Best time to call
- 06Time zones in Russia
- KaliningradEET
- KirovMSK
- MoscowMSK
- SimferopolMSK
- VolgogradMSK
- AstrakhanUTC+4
- SamaraUTC+4
- SaratovUTC+4
- UlyanovskUTC+4
- YekaterinburgUTC+5
- OmskUTC+6
- BarnaulUTC+7
and 15 more zones.
- 07Also on this clock
- 08Coordinates
56.77° N, 105.76° E · Irkutsk
Differences
Ust Kut and the world
| City | Local time | Difference from Ust KutDiff. |
|---|---|---|
 London | −7 h | |
 New York | −12 h | |
| Los Angeles | −15 h | |
| Chicago | −13 h | |
 São Paulo | −11 h | |
 Paris | −6 h | |
 Dubai | −4 h | |
 Mumbai | −2 h 30 min | |
 Singapore | Same time | |
 Hong Kong | Same time | |
 Tokyo | +1 h |
Questions
Asked about Ust Kut
What time zone is Ust Kut in?
Ust Kut uses Irkutsk Standard Time, UTC+8. Its IANA time-zone ID is Asia/Irkutsk.
Does Ust Kut use daylight saving time?
No. Ust Kut does not observe daylight saving time: the clocks stay on Irkutsk Standard Time (UTC+8) all year.
When does the sun rise and set in Ust Kut today?
Today in Ust Kut the sun rises at 07:39 and sets at 17:43, giving 10 h 4 min of daylight.