Updating current time…
WEST
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CAT
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Quick answers

Selected conversion

1:00 pm13:00 WEST (UTC+1), Oct 12, 2026 = 2:00 pm14:00 CAT (UTC+2), Oct 12, 2026

WEST is 1 hour behind CAT.

WEST and CAT examples

These examples always use WEST (UTC+1) and CAT (UTC+2). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

WEST is 1 hour behind CAT.

How the time difference changes

For most of the year, WEST is 1 hour behind CAT. From Oct 25, 2026 to Mar 28, 2027, WET is 2 hours behind CAT.

For most of the year, working hours of 9:00 am to 5:00 pm in WEST correspond to 10:00 am to 6:00 pm in CAT. At other times of the year, working hours of 9:00 am to 5:00 pm in WET correspond to 11:00 am to 7:00 pm in CAT.For most of the year, working hours of 09:00 to 17:00 in WEST correspond to 10:00 to 18:00 in CAT. At other times of the year, working hours of 09:00 to 17:00 in WET correspond to 11:00 to 19:00 in CAT.

Compare WEST time with CAT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Western European Summer Time is 1 hour behind Central Africa Time.
1:00 pm13:00 in WEST is 2:00 pm14:00 in CAT

WEST to CAT call time
Best time for a conference call or a meeting is between 9am-4pm09:00-16:00 in WEST which corresponds to 10am-5pm10:00-17:00 in CAT

1:00 pm13:00 Western European Summer Time (WEST). Offset UTC +1:00 hour
2:00 pm14:00 Central Africa Time (CAT). Offset UTC +2:00 hours

1:00 pm13:00 WEST / 2:00 pm14:00 CAT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
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Western European Summer Time

Offset: WEST is 1 hour ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Spain, Faroe Islands, Portugal

Principal Cities: The largest city in the WEST time zone is Lisbon in Portugal, with about 517,802 people. Other major cities in this time zone include Las Palmas de Gran Canaria, Porto, Santa Cruz de Tenerife, Braga.

German: WESZ - Westeuropäische Sommerzeit

Map of the areas on Western European Summer Time (WEST)
WEST part of the year

Today all shaded areas are on WEST.

Daylight Saving: Western European Summer Time (WEST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Western European Time (WET).

123456789101112Start: Western European Summer Time (WEST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.

123456789101112End: Western European Summer Time (WEST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

WEST 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 an offset of one hour 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 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

Central Africa Time

Offset: CAT is 2 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Burundi, Botswana, Congo (Dem. Rep.), Malawi, Mozambique, Namibia, Rwanda, Sudan, South Sudan, Zambia, Zimbabwe

Principal Cities: The largest city in the CAT time zone is Lubumbashi in the Democratic Republic of the Congo, with about 2.222 million people. Other major cities in this time zone include Lusaka, Mbuji-Mayi, Khartoum, Omdurman.

Daylight Saving: Clocks in Central Africa Time (CAT) do not change for daylight saving time, so CAT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

CAT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates an offset of two hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for CAT
  • B - short form of 'Bravo'
IANA/Olson: Reflects CAT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Blantyre
  • Africa/Bujumbura
  • Africa/Gaborone
  • Africa/Harare
  • Africa/Juba
  • Africa/Khartoum
  • Africa/Kigali
  • Africa/Lubumbashi
  • Africa/Lusaka
  • Africa/Maputo
  • Africa/Windhoek
Time zones with the GMT +2 offset:
  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time