The short answer
10am in Lord Howe Standard Time is 12:30am in British Summer Time.
Lord Howe Standard Time is 9 hours 30 minutes ahead of British Summer Time. It lands deep outside working hours in British Summer Time — see the best time to meet below for a friendlier slot.
Lord Howe Standard Time☀
10am
British Summer Time☾
12:30am
Right now
1:09am+10:30 · UTC+10:30 · Mon, Aug 31
3:39pmBST · UTC+01:00 · Sun, Aug 30
Read across to convert
Lord Howe Standard Time
+10:30 · UTC+10:30
British Summer Time
BST · UTC+01:00
Pinned10amLord Howe Standard Time=12:30amBritish Summer Time
12amMon
2:30pmSun ·−1d
WORKNOW
1am
3:30pmSun ·−1d
WORK2am
4:30pmSun ·−1d
WORK3am
5:30pmSun ·−1d
4am
6:30pmSun ·−1d
5am
7:30pmSun ·−1d
6am
8:30pmSun ·−1d
7am
9:30pmSun ·−1d
8am
10:30pmSun ·−1d
9am
WORK11:30pmSun ·−1d
PINNED
10am
WORK12:30amMon
11am
WORK1:30am
12pm
WORK2:30am
1pm
WORK3:30am
2pm
WORK4:30am
3pm
WORK5:30am
4pm
WORK6:30am
5pm
7:30am
6pm
8:30am
7pm
9:30am
WORK8pm
10:30am
WORK9pm
11:30am
WORK10pm
12:30pm
WORK11pm
1:30pm
WORKdaylightnightworking hoursoverlap
Best time to meet=
Closest workable window
Just outside the working window — early on one side, late on the other.
Lord Howe Standard Time
5pm–7pm
British Summer Time
7:30am–9:30am
Popular conversions
Quick reference.
9amLord Howe Standard Time=11:30pmBritish Summer Time · prev day
12pmLord Howe Standard Time=2:30amBritish Summer Time
3pmLord Howe Standard Time=5:30amBritish Summer Time
5pmLord Howe Standard Time=7:30amBritish Summer Time
9pmLord Howe Standard Time=11:30amBritish Summer Time
In context
What each side covers.
Lord Howe Standard Time
1:09am+10:30 · UTC+10:30
Lord Howe Standard Time
British Summer Time
3:39pmBST · UTC+01:00
Cities on this clock
Related converters
Other popular pairs.
Pacific Time
7:39am
India Standard Time
8:09pm
Pacific Time to India12 hours 30 minutes behind
Eastern Daylight Time
10:39am
Central European Time
4:39pm
Eastern Time to Central Europe6 hours behind
India Standard Time
8:09pm
Eastern Daylight Time
10:39am
India to Eastern Time9 hours 30 minutes ahead
British Summer Time
3:39pm
India Standard Time
8:09pm
London to India4 hours 30 minutes behind
Pacific Daylight Time
7:39am
Eastern Daylight Time
10:39am
Pacific to Eastern Time3 hours behind
Central European Time
4:39pm
India Standard Time
8:09pm
Central Europe to India3 hours 30 minutes behind
Frequently asked
Quick answers about converting between Lord Howe Standard Time and British Summer Time. Can't find what you need? Email [email protected].
- What is the time difference between Lord Howe Standard Time and British Summer Time?
- Lord Howe Standard Time is 9 hours 30 minutes ahead of British Summer Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
- When it's 10am in Lord Howe Standard Time, what time is it in British Summer Time?
- 10am in Lord Howe Standard Time is 12:30am in British Summer Time. It lands deep outside working hours in British Summer Time — see the best time to meet below for a friendlier slot. Use the hour-by-hour table above to read any other time across.
- What's the best time for a call between Lord Howe Standard Time and British Summer Time?
- There's no comfortable 9-to-5 overlap between Lord Howe Standard Time and British Summer Time — they sit on opposite sides of the planet's working day. Plan for an early or late call on one side, or hand work off asynchronously.
- Does this account for daylight saving time?
- Yes. We track every clock change in both places, so the abbreviations you see — +10:30 and BST — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
- Why is the date sometimes different on each side?
- When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.