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Colombia Time to US Mountain Time

Convert times between Colombia Time (COT, UTC-5:00) and US Mountain Time (MST, UTC-7:00). US Mountain Time is 2 hours behind Colombia Time in standard time. During daylight saving time this difference changes to 1 hour.

UTC-5:00UTC-7:00 / -6:00
Live timezone converter

UTC Offset Reference

TimezoneAbbreviationStandard offsetDST offsetCountry
Colombia TimeCOTUTC-5:00Colombia
US Mountain TimeMST / MDTUTC-7:00UTC-6:00United States

* DST offset applies during summer months. Exact transition dates vary by year.

Standard Time Conversion (COTMST)

Colombia TimeUS Mountain Time
12:00 AM COT10:00 PM (prev day) MST
6:00 AM COT4:00 AM MST
9:00 AM COT7:00 AM MST
12:00 PM COT10:00 AM MST
3:00 PM COT1:00 PM MST
6:00 PM COT4:00 PM MST
9:00 PM COT7:00 PM MST

Summer (DST) Conversion (COTMDT)

Colombia Time (summer)US Mountain Time (summer)
12:00 AM COT11:00 PM (prev day) MDT
6:00 AM COT5:00 AM MDT
9:00 AM COT8:00 AM MDT
12:00 PM COT11:00 AM MDT
3:00 PM COT2:00 PM MDT
6:00 PM COT5:00 PM MDT
9:00 PM COT8:00 PM MDT

Daylight Saving Time (DST) Notes

  • US Mountain Time observes DST. Clocks advance 1 hour to MDT (UTC-6:00) roughly from month 3 to 11.
  • The offset difference shifts between 2h (standard) and 1h (DST season). Always verify the current offset using the live converter below.

Frequently Asked Questions

How do I convert COT to MST?
Add (-2) hours to the COT time to get MST. For example, 9:00 AM COT = 7:00 AM MST.
What is the current UTC offset for Colombia Time?
Colombia Time is always UTC-5:00 (COT) — it does not observe DST.
Is US Mountain Time ahead or behind Colombia Time?
US Mountain Time is 2 hours behind Colombia Time in standard time.
When is a good time to schedule a meeting between COT and MST?
A good overlap window is around 12:00 PM COT / 10:00 AM MST, which falls within business hours for both timezones.

Need the exact current time?

Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.

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