Puerto Rico
AST
WAT
West Africa Time
GMT +1

Time Difference

AST (Atlantic Standard Time) is 5 hours behind West Africa Time
10:00 pm22:00 in San Jose, Puerto Rico is 3:00 am03:00 in WAT

San Jose to WAT call time
Best time for a conference call or a meeting is between 8am-1pm in San Jose which corresponds to 1pm-6pm in WAT

10:00 pm22:00 AST (Atlantic Standard Time) (San Jose, Puerto Rico). Offset UTC -4:00 hours
3:00 am03:00 West Africa Time (WAT). Offset UTC +1:00 hour

10:00 pm22:00 San Jose, Puerto Rico / 3:00 am03:00 WAT

San Jose, Puerto Rico WAT
12am (midnight) 5am
1am 6am
2am 7am
3am 8am
4am 9am
5am 10am
6am 11am
7am 12pm (noon)
8am 1pm
9am 2pm
10am 3pm
11am 4pm
12pm (noon) 5pm
1pm 6pm
2pm 7pm
3pm 8pm
4pm 9pm
5pm 10pm
6pm 11pm
7pm 12am (midnight)
8pm 1am
9pm 2am
10pm 3am
11pm 4am
0:00 5:00
1:00 6:00
2:00 7:00
3:00 8:00
4:00 9:00
5:00 10:00
6:00 11:00
7:00 12:00
8:00 13:00
9:00 14:00
10:00 15:00
11:00 16:00
12:00 17:00
13:00 18:00
14:00 19:00
15:00 20:00
16:00 21:00
17:00 22:00
18:00 23:00
19:00 0:00
20:00 1:00
21:00 2:00
22:00 3:00
23:00 4:00

San Jose Information

Time Zone

Abbreviation / Name
AST - Atlantic Standard Time
UTC / GMT Offset
-4:00 hours during Atlantic Standard Time, currently in use.

San Jose Facts

Country
Puerto Rico
Alternative Names
San Jose
Population
3,278
Currency
Dollar (USD)
Geographic Coordinates
18° 23' N Latitude / 66° 15' W Longitude

West Africa Time

Offset: WAT is 1 hour ahead Greenwich Mean Time (GMT) and is used in Africa

Countries: It is used in following countries: Angola, Benin, Congo (Dem. Rep.), Central African Rep., Congo (Rep.), Cameroon, Gabon, Equatorial Guinea, Niger, Nigeria, Chad

Principal Cities: The largest city in the WAT timezone is Lagos from Nigeria with population about 9 million people. Other major cities in the area are Kinshasa, Kano, Ibadan, Luanda

Daylight Saving: West Africa Time (WAT) is not adjusted for daylight saving therefore WAT remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, West Africa Time remains the same

WAT Time Zone Geo Map
WAT timezone map

WAT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates one hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Alpha - Military abbreviation for WAT
  • A - short form of 'Alpha'
IANA/Olson: Reflects WAT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Bangui
  • Africa/Brazzaville
  • Africa/Douala
  • Africa/Kinshasa
  • Africa/Lagos
  • Africa/Libreville
  • Africa/Luanda
  • Africa/Malabo
  • Africa/Ndjamena
  • Africa/Niamey
  • Africa/Porto-Novo
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time