12 AM ART to MDT

Argentina Time → Mountain Daylight Time

Outside business hours

ART

12 AM

UTC-3

=

MDT

9 PM

UTC-6

(-1 day)

12 AM ART (Argentina Time) equals 9 PM MDT (previous day) (Mountain Daylight Time). This falls outside typical business hours for one or both regions.

Live — ART

09:25:57

Sunday, March 22

UTC-3

Live — MDT

06:25:57

Sunday, March 22

UTC-6

DST active

ART

Full name
Argentina Time
UTC offset
UTC-3
DST
Not observed
Region
South America
Current time in ART →

MDT

Full name
Mountain Daylight Time
UTC offset
UTC-6
DST
Not observed
Region
North America
Current time in MDT →

24-Hour Comparison — ART to MDT

Click any row to jump to that hour's page.

12 AM6 AM12 PM6 PM11 PM
ARTMDTDayMeeting
12 AMthis
9 PM
-1d
Off hours
1 AM
10 PM
-1d
Off hours
2 AM
11 PM
-1d
Off hours
3 AM
12 AM
–
Off hours
4 AM
1 AM
–
Off hours
5 AM
2 AM
–
Off hours
6 AM
3 AM
–
Off hours
7 AM
4 AM
–
Off hours
8 AM
5 AM
–
Early/Late
9 AM
6 AM
–
Early/Late
10 AM
7 AM
–
Early/Late
11 AM
8 AM
–
Good
12 PM
9 AM
–
Good
1 PM
10 AM
–
Good
2 PM
11 AM
–
Good
3 PM
12 PM
–
Good
4 PM
1 PM
–
Good
5 PM
2 PM
–
Good
6 PM
3 PM
–
Good
7 PM
4 PM
–
Early/Late
8 PM
5 PM
–
Early/Late
9 PM
6 PM
–
Early/Late
10 PM
7 PM
–
Off hours
11 PM
8 PM
–
Off hours

Green = business hours overlap · Amber = partial · Red = off hours

Previous

11 PM

= 8 PM MDT

Next

1 AM

= 10 PM MDT

ART ↔ MDT Overview

Full 24-hour chart, live clocks, FAQ

View hub

Major Cities

ART Cities

🇦🇷Buenos Aires

MDT Cities

🇺🇸Denver🇨🇦Calgary