BST to California City Time Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
1:00 pm13:00 BST (UTC+1), Oct 18, 2026 = 5:00 am05:00 PDT (UTC-7), Oct 18, 2026
BST is 8 hours ahead of California City.
How the time difference changes
For most of the year, BST is 8 hours ahead of California City. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, GMT is 7 hours ahead of California City. From Nov 1, 2026 to Mar 14, 2027, GMT is 8 hours ahead of California City.
For most of the year, working hours of 9:00 am to 6:00 pm in BST correspond to 1:00 am to 10:00 am in California City. At other times of the year, working hours of 9:00 am to 6:00 pm in GMT correspond to 1:00 am to 10:00 am in California City or working hours of 9:00 am to 6:00 pm in GMT correspond to 2:00 am to 11:00 am in California City.For most of the year, working hours of 09:00 to 18:00 in BST correspond to 01:00 to 10:00 in California City. At other times of the year, working hours of 09:00 to 18:00 in GMT correspond to 01:00 to 10:00 in California City or working hours of 09:00 to 18:00 in GMT correspond to 02:00 to 11:00 in California City.
Compare BST time with California City time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
British Summer Time is 8 hours ahead of PDT (Pacific Daylight Time).
1:00 pm13:00 in BST is 5:00 am05:00 in California City, CA, USA
BST to California City call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in BST which corresponds to 9am-10am09:00-10:00 in California City
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
5:00 am05:00 PDT (Pacific Daylight Time) (California City, CA, USA). Offset UTC -7:00 hours
1:00 pm13:00 BST / 5:00 am05:00 California City, CA, USA
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British Summer Time
Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Guernsey, Isle of Man, Jersey, United Kingdom
Principal Cities: The largest city in the BST time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Manchester, Sheffield.
Current time in the United Kingdom: UK time now
Today all shaded areas are on BST.
Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).
Start: British Summer Time (BST) 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.
End: British Summer Time (BST) 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 United Kingdom daylight saving time and upcoming clock changes worldwide.
BST representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +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.
- Alpha - Military abbreviation for BST
- A - short form of 'Alpha'
- Europe/Belfast
- Europe/Guernsey
- Europe/Isle_of_Man
- Europe/Jersey
- Europe/London
- GB
- GB-Eire
- British Summer Time - UTC +1
- Bangladesh Standard Time - UTC +6
- Bougainville Standard Time - UTC +11
- 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
California City Time Zone and Facts
Time Zone
PST – Pacific Standard Time, UTC-8 (standard time)