Casper, WY to Montevideo: time difference
Montevideo is 3 h ahead of Casper, WY. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Casper, WY 11:38 11:38 AM Montevideo 14:38 2:38 PM You –:–
11:38 11:38 AM
Mountain Daylight Time · UTC-6
☀️ 07:23 · 🌙 18:19
14:38 2:38 PM
Uruguay Standard Time · UTC-3
☀️ 05:59 · 🌙 19:02
·
+3 h
Montevideo is 3 h ahead of Casper, WY.
When you, Casper, WY and Montevideo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Casper, WY
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇺🇾 Montevideo
3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Casper, WY | 🇺🇾 Montevideo |
|---|---|---|
| Local time | 11:38 | 14:38 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Mountain Daylight Time | Uruguay Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from Casper, WY | — | +3 h |
| IANA zone | America/Denver | America/Montevideo |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:23 | 05:59 |
| Sunset | 18:19 | 19:02 |
| Daylight | 10 h 57 min | 13 h 3 min |
| People on this clock | 58,763 | 1,319,108 |
Compare Casper, WY with another city
More comparisons with Casper, WY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Casper, WY and Montevideo: common questions
What is the time difference between Casper, WY, and Montevideo?
Montevideo is 3 hours ahead: it uses UTC−3, while Casper is on UTC−6.
What time is it in Montevideo at the start of the working day in Casper, WY?
The working day in Casper starts at 9:00 AM; in Montevideo it is 12:00 PM at that moment.
If it is 6:00 PM in Casper, WY, what time is it in Montevideo?
At 6:00 PM in Casper, clocks in Montevideo show 9:00 PM.
When do working hours in Casper, WY, and in Montevideo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Casper, which is 12:00 PM to 6:00 PM in Montevideo.
When is it already the next day in Montevideo?
From 9:00 PM in Casper, WY, it is already the next day in Montevideo. The other way round, until 3:00 AM in Montevideo it is still the previous day in Casper.
Does the time gap between Casper, WY, and Montevideo change during the year?
Yes – daylight saving time is used in Casper but not in Montevideo. From November 1, 2026, Montevideo will be 4 hours ahead of Casper.
