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British Summer Time (BST) — Live UK Daylight Saving Clock

Exact British Summer Time (BST UTC+1) live clock. UK daylight saving schedule, London LSE market hours, and 24-hour time conversion grid.

04:15:09Tue, Sep 8
Time now in BST
UTC
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London New York Tokyo Paris Sydney Dubai Mumbai Singapore 🟢 Live
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BST
BST
🏢 London, United Kingdom
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04:15:09
Tue, Sep 8
📍 UTC
🟢 Live

📍 British Summer Time Timezone, Daylight & Astronomical Profile

Official geographic coordinates, UTC offset, DST rules, and financial market session hours

Country & RegionMulti-Region Timezone (ISO: BST)Official CurrencyRegional Currencies
International Calling CodeRegional Calling CodesMetro PopulationMulti-Million Population Zone
Geographic CoordinatesGeographical Timezone BandIANA Timezone IDBST
Standard UTC / GMT OffsetUTC+1Solar & Twilight CycleVaries by geographical latitude within timezone
Major Financial ExchangeRegional Financial ExchangesRegular Trading HoursStandard Business Hours (09:00 – 17:00 Local)
☀️ Daylight Saving Time (DST) & Transition Rules:

Active from last Sunday in March to last Sunday in October (pairs with GMT UTC+0).

🕒 24-Hour Time Conversion Table: British Summer Time vs Global Hubs

Side-by-side hourly reference mapping British Summer Time local time to UTC, London, New York, Tokyo, and Mumbai

British Summer Time (24H)British Summer Time (12H)UTC TimeLondon (BST)New York (EDT)Tokyo (JST)Mumbai (IST)Activity Window
00:0012:00 AM23:00 UTC00:0019:0008:0004:30 Night
01:0001:00 AM00:00 UTC01:0020:0009:0005:30 Night
02:0002:00 AM01:00 UTC02:0021:0010:0006:30 Night
03:0003:00 AM02:00 UTC03:0022:0011:0007:30 Night
04:0004:00 AM03:00 UTC04:0023:0012:0008:30 Night
05:0005:00 AM04:00 UTC05:0000:0013:0009:30 Night
06:0006:00 AM05:00 UTC06:0001:0014:0010:30 Early Morning
07:0007:00 AM06:00 UTC07:0002:0015:0011:30 Early Morning
08:0008:00 AM07:00 UTC08:0003:0016:0012:30 Early Morning
09:0009:00 AM08:00 UTC09:0004:0017:0013:30 Business Hours (Working)
10:0010:00 AM09:00 UTC10:0005:0018:0014:30 Business Hours (Working)
11:0011:00 AM10:00 UTC11:0006:0019:0015:30 Business Hours (Working)
12:0012:00 PM11:00 UTC12:0007:0020:0016:30 Business Hours (Working)
13:0001:00 PM12:00 UTC13:0008:0021:0017:30 Business Hours (Working)
14:0002:00 PM13:00 UTC14:0009:0022:0018:30 Business Hours (Working)
15:0003:00 PM14:00 UTC15:0010:0023:0019:30 Business Hours (Working)
16:0004:00 PM15:00 UTC16:0011:0000:0020:30 Business Hours (Working)
17:0005:00 PM16:00 UTC17:0012:0001:0021:30 Business Hours (Working)
18:0006:00 PM17:00 UTC18:0013:0002:0022:30 Evening (Personal)
19:0007:00 PM18:00 UTC19:0014:0003:0023:30 Evening (Personal)
20:0008:00 PM19:00 UTC20:0015:0004:0000:30 Evening (Personal)
21:0009:00 PM20:00 UTC21:0016:0005:0001:30 Evening (Personal)
22:0010:00 PM21:00 UTC22:0017:0006:0002:30 Evening (Personal)
23:0011:00 PM22:00 UTC23:0018:0007:0003:30 Night

🏙️ World Clock in Different Cities

🇬🇧London Clock🇺🇸New York Clock🇯🇵Tokyo Clock🇫🇷Paris Clock🇦🇪Dubai Clock🇮🇳Mumbai Clock🇸🇬Singapore Clock🇺🇸Los Angeles Clock🇭🇰Hong Kong Clock🇩🇪Berlin Clock🇦🇺Sydney Clock🇷🇺Moscow Clock🇹🇭Bangkok Clock🇰🇷Seoul Clock🇹🇷Istanbul Clock🇨🇦Toronto Clock🇺🇸Chicago Clock🇺🇸San Francisco Clock🇮🇹Rome Clock🇪🇸Madrid Clock🇳🇱Amsterdam Clock🇨🇳Shanghai Clock🇮🇳Delhi Clock🇪🇬Cairo Clock🇲🇽Mexico City Clock

🌐 Interactive Timezone Converter Studio

Convert time offsets, schedule international meetings, and compare 24-hour schedules on a visual timeline.

⚡BST to IST⚡IST to BST

🌐 World Clock in Different Time Zones

🌐UTC Clock⏰EST Clock⏰PST Clock⏰CST Clock⏰MST Clock🌐GMT Clock🇮🇳IST Clock⏰CET Clock🇯🇵JST Clock🇦🇺AEDT Clock🇸🇬SGT Clock🇭🇰HKT Clock🇰🇷KST Clock⏰WIB Clock🇬🇧BST Clock⏰EET Clock

Overview & Capabilities

British Summer Time (BST, UTC+1) is the daylight saving time observed in the United Kingdom from late March to late October, extending evening daylight across the British Isles.

Tutorial

How to Use

01
Track UK Summer Hours: Monitor live BST time from late March to late October.
02
Follow LSE Summer Trading: London Stock Exchange operates on UTC+1 during British Summer Time.
Capabilities

Key Features

UK Summer Atomic Clock: Precision UTC+1 synchronization.
Pre-Rendered 24-Hour BST Matrix: Hourly conversion for London, New York, Tokyo, and Mumbai.
Applications

Common Use Cases

UK Summer Business Operations: Coordinate corporate schedules across London, Edinburgh, and Manchester.
Transatlantic Summer Scheduling: Align meeting hours between the UK (BST) and US East Coast (EDT).
Guidance

Tips & Best Practices

💡
1 Hour Ahead of GMT: During summer, London is 1 hour ahead of Greenwich Mean Time.
Ecosystem

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Answers

Frequently Asked Questions

Q What does BST stand for?

BST stands for **British Summer Time**.

Q What is the UTC offset for BST?

BST is offset by **UTC+1**.

Q Which countries and regions use BST?

United Kingdom (London, Edinburgh, Cardiff, Belfast), Crown Dependencies (Jersey, Guernsey, Isle of Man).