Timezone conversion
London to GMT Time — Convert London to Greenwich Mean Time
GMT is currently 1 hour behind London. The gap shifts across the year: around January GMT is the same time as London, and around July it is 1 hour behind London, because one or both zones observe daylight saving.
GMT is currently 1 hour behind London.
London • BST (UTC+1)
3:34 PM
Thursday, Sep 10
GMT • UTC (UTC+0)
2:34 PM
Thursday, Sep 10
Abbreviation disambiguation
GMT is equivalent to UTC for everyday use. In the UK it also refers to the winter (non-daylight-saving) time; in summer the UK moves to BST (UTC+1).
Interactive converter
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Full London to GMT conversion table
| London | GMT |
|---|---|
| 12:00 AM | 11:00 PM(previous day) |
| 1:00 AM | 12:00 AM |
| 2:00 AM | 1:00 AM |
| 3:00 AM | 2:00 AM |
| 4:00 AM | 3:00 AM |
| 5:00 AM | 4:00 AM |
| 6:00 AM | 5:00 AM |
| 7:00 AM | 6:00 AM |
| 8:00 AM | 7:00 AM |
| 9:00 AM | 8:00 AM |
| 10:00 AM | 9:00 AM |
| 11:00 AM | 10:00 AM |
| 12:00 PM | 11:00 AM |
| 1:00 PM | 12:00 PM |
| 2:00 PM | 1:00 PM |
| 3:00 PM | 2:00 PM |
| 4:00 PM | 3:00 PM |
| 5:00 PM | 4:00 PM |
| 6:00 PM | 5:00 PM |
| 7:00 PM | 6:00 PM |
| 8:00 PM | 7:00 PM |
| 9:00 PM | 8:00 PM |
| 10:00 PM | 9:00 PM |
| 11:00 PM | 10:00 PM |
Daylight saving and how the gap changes
Around January GMT is the same time as London. Around July it is 1 hour behind London. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.
Frequently asked questions
- Is GMT ahead of or behind London right now?
- GMT is currently 1 hour behind London.
- What is the current London to GMT time difference?
- Right now the gap is 1 hour — GMT is 1 hour behind London.
- Does the London → GMT offset change during the year?
- Yes. Around January GMT is the same time as London; around July it is 1 hour behind London. The converter above always reflects the correct offset for the date you pick.
- Does London observe daylight saving time?
- Yes — London observes DST, so its UTC offset shifts by 1 hour between winter and summer.
- Does GMT observe daylight saving time?
- No — Greenwich Mean Time stays at a fixed UTC offset year-round.
- What time is 3 AM London in GMT?
- 3:00 AM London is 2:00 AM GMT.
- What time is 8 AM London in GMT?
- 8:00 AM London is 7:00 AM GMT.
- What time is 9 AM London in GMT?
- 9:00 AM London is 8:00 AM GMT.
- What time is 10 AM London in GMT?
- 10:00 AM London is 9:00 AM GMT.
- What time is 11 AM London in GMT?
- 11:00 AM London is 10:00 AM GMT.
- What time is 12 PM (noon) London in GMT?
- 12:00 PM London is 11:00 AM GMT.
- What time is 2 PM London in GMT?
- 2:00 PM London is 1:00 PM GMT.
- What time is 3 PM London in GMT?
- 3:00 PM London is 2:00 PM GMT.
- What time is 4 PM London in GMT?
- 4:00 PM London is 3:00 PM GMT.
- What time is 5 PM London in GMT?
- 5:00 PM London is 4:00 PM GMT.
- What time is 9 PM London in GMT?
- 9:00 PM London is 8:00 PM GMT.
- What time is 10 PM London in GMT?
- 10:00 PM London is 9:00 PM GMT.
- When is the best time to schedule a call between London and GMT?
- The working-hours overlap (09:00–17:00 in both zones) runs roughly 10:00 AM – 5:00 PM London (≈ 7 hours). The midpoint of that window — 1:30 PM London, 12:30 PM GMT — is the safest single slot to propose for a live call.
- What time zone does London refer to?
- London uses the Europe/London time zone.
- What time zone does GMT refer to?
- GMT refers to Greenwich Mean Time (IANA: UTC).
- Is GMT on this page the same as other zones that share the letters "GMT"?
- GMT is equivalent to UTC for everyday use. In the UK it also refers to the winter (non-daylight-saving) time; in summer the UK moves to BST (UTC+1).