Auckland
London
Convert NZST to GMT
New Zealand Standard Time to Greenwich Mean Time — London is 11 hours behind Auckland
Quick Facts
Time Difference
-11 hours
NZST Full Name
New Zealand Standard Time
GMT Full Name
Greenwich Mean Time
NZST to GMT Conversion Table
Related Conversions
About NZST and GMT Time Zones
NZST (New Zealand Standard Time) is UTC+12 and covers cities like Auckland, Wellington, Christchurch. GMT (Greenwich Mean Time) is UTC+0 and covers cities like London, Dublin, Lisbon.
When it's 12:00 PM (noon) in Auckland (NZST), it's 1:00 AM in London (GMT). The time difference between NZST and GMT is 11 hours — London is behind Auckland.
With a 12-hour gap, scheduling overlap is very limited. Early morning in Auckland (6–8 AM) corresponds to evening or late night in London.
Daylight Saving Time
NZST observes Daylight Saving Time and becomes NZDT (New Zealand Daylight Time) during summer months, shifting clocks forward by 1 hour to UTC+13.
During DST transitions, the time difference between NZST and GMT may shift by ±1 hour. Always verify the current offset above for the most accurate conversion.
Use our world clock tool to compare Auckland and London with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between NZST and GMT?
London (GMT) is 11 hours behind Auckland (NZST). The offset is -11 hours.
Is GMT ahead or behind NZST?
GMT is 11 hours behind NZST. NZST is UTC+12 and GMT is UTC+1.
When it's 12:00 PM in Auckland, what time is it in London?
When it's 12:00 PM (noon) in Auckland (NZST), it's 1:00 AM in London (GMT).
When it's 5:00 PM in Auckland, what time is it in London?
When it's 5:00 PM in Auckland (NZST), it's 6:00 AM in London (GMT).
Does NZST change for Daylight Saving Time?
Yes. NZST (New Zealand Standard Time, UTC+12) becomes NZDT (New Zealand Daylight Time, UTC+13) in summer, shifting clocks forward 1 hour.