time zones in North America

Directions for finding times manually.

The times given below are no more accurate than the time and time zone setting of your computer.

Show times in:    

Time zones defined by the U. S. Department of Transportation┬╣

See also: time zones for individual states.

Zone Symbol Add
to
UTC
Daylight Saving Time
Now
Symbol    
AST −4 ADT −3
EST −5 EDT −4
CST −6 CDT −5
MST −7 MDT −6
PST −8 PDT −7
AKST −9 AKDT −8
HAST −10 HADT −9 for Aleutians
not observed in Hawaii
  −11 not observed

In the United States, by federal law, where daylight saving time is observed it begins at 2 am on the second Sunday in March, and ends at 2 am on the first Sunday in November.

1. Code of Federal Regulations, Title 49, Part 71.  Available on the Web at www.access.gpo.gov/nara/cfr/waisidx_99/49cfr71_99.html

Time zones

Country Add to
UTC
Daylight Saving (Summer Time) Time
Now
Add to
UTC
Begin End
−4 −3 same as US
Canada

−7 −6 same as US

−8 −7 same as US

−7 −6 same as US

−8 no

−4 −3 same as US

−3½ −2½ same as US

−6 −5 same as US

−6 no

−4 −3 same as US

−3½ −2½ same as US

−7 −6 same as US

−4 −3 same as US

Nunavit

−5 −4 same as US

−6 −5  

−7    

−5 −4 same as US

−6 −5 same as US

−4 −3 same as US

−5 −4 same as US

−4 −3  

−6 no

−6 −5 same as US

−7 −6 same as US

−8 −7 same as US
−3 −2    

−4 −3    

−1 0    
−3 no

 

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