Portugal
WEST
CDT/CST
Central Daylight Time
GMT -5
CST automatically adjusted to CDT time zone, that is in use

Time Difference

WEST (Western European Summer Time) is 6 hours ahead of Central Daylight Time
11:00 am11:00 in Viana do Alentejo, Portugal is 5:00 am05:00 in CDT

Viana do Alentejo to CST call time
Best time for a conference call or a meeting is between 2pm-6pm in Viana do Alentejo which corresponds to 8am-12pm in CST

11:00 am11:00 WEST (Western European Summer Time) (Viana do Alentejo, Portugal). Offset UTC +1:00 hour
5:00 am05:00 Central Daylight Time (CDT). Offset UTC -5:00 hours

11:00 am11:00 Viana do Alentejo, Portugal / 5:00 am05:00 CDT

Viana do Alentejo, Portugal CDT
12am (midnight) 6pm
1am 7pm
2am 8pm
3am 9pm
4am 10pm
5am 11pm
6am 12am (midnight)
7am 1am
8am 2am
9am 3am
10am 4am
11am 5am
12pm (noon) 6am
1pm 7am
2pm 8am
3pm 9am
4pm 10am
5pm 11am
6pm 12pm (noon)
7pm 1pm
8pm 2pm
9pm 3pm
10pm 4pm
11pm 5pm
0:00 18:00
1:00 19:00
2:00 20:00
3:00 21:00
4:00 22:00
5:00 23:00
6:00 0:00
7:00 1:00
8:00 2:00
9:00 3:00
10:00 4:00
11:00 5:00
12:00 6:00
13:00 7:00
14:00 8:00
15:00 9:00
16:00 10:00
17:00 11:00
18:00 12:00
19:00 13:00
20:00 14:00
21:00 15:00
22:00 16:00
23:00 17:00

Viana do Alentejo Information

Time Zone

Abbreviation / Name
WEST - Western European Summer Time
UTC / GMT Offset
+1:00 hour during Western European Summer Time, currently in use.

Viana do Alentejo Facts

Country
Portugal
Alternative Names
Viana do Alentejo
Currency
Euro (EUR)
Geographic Coordinates
38° 20' N Latitude / 8° 00' W Longitude
International Dialing Code
+351

Cuba Standard Time

Offset: CST is 5 hours behind Greenwich Mean Time (GMT) and is used in Caribbean

Countries: It is used in following countries: Canada, Cuba, Mexico, United States

Principal Cities: The largest city in the CST timezone is Mexico City from Mexico with population about 12.294 million people. Other major cities in the area are Chicago, Havana, Houston, Iztapalapa

CST Time Zone Geo Map
CST timezone map

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central Daylight Time (CDT).

Daylight saving time clock moves forward for one hour from 12am to 1amEnd: Cuba Standard Time (CST) has ended on Sunday, March 10, 2024 at 12:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 1:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

Daylight saving time clock moves back for one hour from 1am to 12amStart: Cuba Standard Time (CST) starts on Sunday, November 3, 2024 at 1:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 12:00 am. Standard time starts annually the on first Sunday of November.

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for CST
  • R - short form of 'Romeo'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Havana
  • Cuba
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
  • Colombia Standard Time - UTC -5
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone