Time zone · Europe
OST
Omsk Standard Time
Omsk Standard Time (OST) keeps things straightforward across southwestern Siberia—there's no daylight saving adjustments here, so schedules stay consistent year-round. Whether you're coordinating with teams in Omsk or planning ahead to other regions, the steady UTC+06:00 offset makes timing a breath of fresh air compared to zones that spring forward or fall back.
Sunday, May 31, 2026
Current offset
UTC+06:00
Standard · +06
Daylight saving
Not observed
Year-round standard time
IANA zones
1
None observe daylight saving
DST offset
—
No summer variant
About OST
A fixed, year-round offset.
Omsk Standard Time (OST) keeps things straightforward across southwestern Siberia—there's no daylight saving adjustments here, so schedules stay consistent year-round. Whether you're coordinating with teams in Omsk or planning ahead to other regions, the steady UTC+06:00 offset makes timing a breath of fresh air compared to zones that spring forward or fall back.
IANA zones · the technical identifiers
The zone that resolve to OST.
For software, always store the IANA identifier — never the abbreviation alone. The database keeps these zones distinct because their rules can, and historically did, diverge.
Where OST is used
One country.
Same offset · UTC+06:00
Other zones at UTC+06:00 right now.
These named zones share OST's offset today. When daylight saving rules differ, they drift apart for part of the year.
Frequently asked questions
Common questions about OST, daylight saving, and how to handle it in software. Can't find what you need? Email [email protected].
- Does Omsk observe daylight saving time?
- No—Omsk Standard Time has never used daylight saving, offering a reliable clock that doesn’t change with the seasons.
- What time zone abbreviation is used in Omsk?
- The common abbreviation '+06' reflects its constant offset six hours ahead of UTC, a clear marker for all time-sensitive conversations.
- How does Omsk’s time compare to Moscow?
- Omsk is typically two hours ahead of Moscow Standard Time, bridging western Russia and Central Asia without any extra complications.
- Are there other time zones in Russia that share OST?
- Only one—Omsk itself—underlines how unique this region’s timekeeping is within the vast Russian landscape.
- What’s a fun fact about living in OST?
- Residents enjoy unwavering routines—no clock-shifting surprises, making planning across seasons delightfully predictable.
- When did Omsk adopt its current standard offset?
- The region settled into UTC+06:00 in 2021, maintaining it steadily with no imminent plans for change.
- Is there any daylight saving history in Omsk?
- None—the zone has remained constant since its designation, offering a steady rhythm for daily life.
- How does OST impact business hours?
- With no daylight saving disruptions, meetings and operations flow seamlessly, simplifying coordination with partners in varying time zones.
Free · Developer API
Time, as JSON.
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