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WEST (Western European Summer Time)
GMT +1:00 h

WEST (Western European Summer Time)

Offset: WEST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe

Countries: It is used in following countries: Spain, Faroe Islands, Portugal

Principal Cities: The largest city in the WEST timezone is Lisbon from Portugal with population about 517802 people. Other major cities in the area are Las Palmas de Gran Canaria, Porto, Santa Cruz de Tenerife, Amadora

Daylight Saving: Western European Summer Time (WEST) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Western European Time (WET).

Start: Western European Summer Time (WEST) starts annually on the same date and time. and clocks were set one hour forward on Sunday, March 31, 2019, at 1:00 (1:00 am) local time.

End: Western European Summer Time (WEST) ends annually on the same date and time. and clocks are set one hour back on Sunday, October 27, 2019, at 2:00 (2:00 am) local time.

German: WESZ - Westeuropäische Sommerzeit

Lisbon, Portugal Time Zone Geo Map
Lisbon, Portugal timezone map
Lisbon, Portugal 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 WEST
  • A - short form of 'Alpha'

IANA/Olson: Reflects WEST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Atlantic/Canary
  • Atlantic/Faeroe
  • Atlantic/Faroe
  • Atlantic/Madeira
  • Europe/Lisbon
  • Portugal
  • WET

Time zones with the GMT +1:00 h 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
  • +01 -