Time difference between Boulder and Sapporo

Compare the current local time in Boulder and Sapporo, see when your working hours overlap, and convert any specific hour between the two timezones.

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πŸ‡ΊπŸ‡Έ BoulderMST
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πŸ‡―πŸ‡΅ SapporoJST

How do I convert a specific time?

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πŸ‡ΊπŸ‡Έ Boulder πŸ‡―πŸ‡΅ Sapporo

What's the working-hours overlap?

When Boulder's 9:00–17:00 business hours overlap with Sapporo's.

Boulder working hours Sapporo working hours Overlap (both working)
πŸ‡ΊπŸ‡Έ Boulder
00
01
02
03
04
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06
07
08
09
10
11
12
13
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15
16
17
18
19
20
21
22
23
πŸ‡―πŸ‡΅ Sapporo

How do you schedule across Boulder and Sapporo?

Scheduling between Boulder and Sapporo is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 1 hour between Boulder closing at 17:00 local and Sapporo opening at 09:00 local. Practical bridging slots: an early Sapporo start at 08:00 (catching Boulder just at close, 17:00), or a late Boulder call at 18:00 (catching Sapporo at opening, 09:00).

What's the quick reference?

Common hours in Boulder mapped to Sapporo
πŸ‡ΊπŸ‡Έ BoulderπŸ‡―πŸ‡΅ SapporoIn Sapporo it's…
06:00 β€” Early morningβ€”β€”
09:00 β€” Start of workβ€”β€”
12:00 β€” Lunchtimeβ€”β€”
15:00 β€” Mid-afternoonβ€”β€”
17:00 β€” End of workβ€”β€”
20:00 β€” Eveningβ€”β€”

What's the daylight saving status?

πŸ‡ΊπŸ‡Έ Boulder

Currently in MDT (daylight saving)
Clocks go back to MST on Sunday 1 November 2026

πŸ‡―πŸ‡΅ Sapporo

Sapporo does not observe daylight saving time. The local offset is fixed year-round.