London
United Kingdom
--:-- --
GMT · UTC+0 12 hours difference
Auckland
New Zealand
--:-- --
GMT+13 · UTC+12 Convert London (GMT) to Auckland (GMT+13) Time — 12 hours apart
Europe/London · GMT · UTC+0 | Pacific/Auckland · GMT+13 · UTC+12 · 12 hours difference · 249 cities · DST applies
24-Hour Overlap Timeline
❌ No business-hours overlap between London and Auckland (9–18 local)
⚠ London and Auckland observe daylight saving time — offset may vary by up to 1 hour seasonally
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UTC → | ||||||||||||||||||||||||
| 🇬🇧 London UTC+0 | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p |
| 🇳🇿 Auckland UTC+12 | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a |
Both working Working Off hours Sleeping Now
Key Facts: London (GMT) vs Auckland (GMT+13)
Time Gap
12h
Auckland ahead
May vary ±1h (DST)
DST Status
⏰ London
Observes DST
⏰ Auckland: Observes DST
Cities in GMT
236
Largest: London
11,262,000 pop.
Overlap Window
None
No work-hour overlap
Consider early/late meetings
Find Cities in London & Auckland Timezones
The GMT and GMT+13 timezones are separated by 12 hours. London is the largest city in the Europe/London zone and Auckland is the largest in Pacific/Auckland. London observes daylight saving time — the difference may change by 1 hour seasonally. For scheduling between these regions, the key fact is: there is no comfortable overlap during standard business hours.
Best Times to Schedule Calls: London (GMT) ↔ Auckland (GMT+13)
| London (GMT) | Auckland (GMT+13) | Quality |
|---|---|---|
| 12:00 AM | 12:00 PM | ❌ |
| 1:00 AM | 1:00 PM | ❌ |
| 2:00 AM | 2:00 PM | ❌ |
| 3:00 AM | 3:00 PM | ❌ |
| 4:00 AM | 4:00 PM | ❌ |
| 5:00 AM | 5:00 PM | ❌ |
| 6:00 AM | 6:00 PM | ❌ |
| 7:00 AM | 7:00 PM | ⚠️ |
| 8:00 AM | 8:00 PM | ❌ |
| 9:00 AM | 9:00 PM | ❌ |
| 10:00 AM | 10:00 PM | ❌ |
| 11:00 AM | 11:00 PM | ❌ |
| 12:00 PM | 12:00 AM +1 day | ❌ |
| 1:00 PM | 1:00 AM +1 day | ❌ |
| 2:00 PM | 2:00 AM +1 day | ❌ |
| 3:00 PM | 3:00 AM +1 day | ❌ |
| 4:00 PM | 4:00 AM +1 day | ❌ |
| 5:00 PM | 5:00 AM +1 day | ❌ |
| 6:00 PM | 6:00 AM +1 day | ❌ |
| 7:00 PM | 7:00 AM +1 day | ⚠️ |
| 8:00 PM | 8:00 AM +1 day | ❌ |
| 9:00 PM | 9:00 AM +1 day | ❌ |
| 10:00 PM | 10:00 AM +1 day | ❌ |
| 11:00 PM | 11:00 AM +1 day | ❌ |
Work hours defined as 09:00–18:00 local time. ✅ Both in work hours ⚠️ Borderline ❌ Outside work hours.
GMT to GMT+13: Complete 24-Hour Time Conversion Table
| London (GMT) | Auckland (GMT+13) | IST (UTC+5:30) |
|---|---|---|
| 12:00 AM | 12:00 PM | 5:30 AM |
| 1:00 AM | 1:00 PM | 6:30 AM |
| 2:00 AM | 2:00 PM | 7:30 AM |
| 3:00 AM | 3:00 PM | 8:30 AM |
| 4:00 AM | 4:00 PM | 9:30 AM |
| 5:00 AM | 5:00 PM | 10:30 AM |
| 6:00 AM | 6:00 PM | 11:30 AM |
| 7:00 AM | 7:00 PM | 12:30 PM |
| 8:00 AM | 8:00 PM | 1:30 PM |
| 9:00 AM | 9:00 PM | 2:30 PM |
| 10:00 AM | 10:00 PM | 3:30 PM |
| 11:00 AM | 11:00 PM | 4:30 PM |
| ← Date changes in Auckland → | ||
| 12:00 PM | 12:00 AM +1 | 5:30 PM |
| 1:00 PM | 1:00 AM +1 | 6:30 PM |
| 2:00 PM | 2:00 AM +1 | 7:30 PM |
| 3:00 PM | 3:00 AM +1 | 8:30 PM |
| 4:00 PM | 4:00 AM +1 | 9:30 PM |
| 5:00 PM | 5:00 AM +1 | 10:30 PM |
| 6:00 PM | 6:00 AM +1 | 11:30 PM |
| 7:00 PM | 7:00 AM +1 | 12:30 AM |
| 8:00 PM | 8:00 AM +1 | 1:30 AM |
| 9:00 PM | 9:00 AM +1 | 2:30 AM |
| 10:00 PM | 10:00 AM +1 | 3:30 AM |
| 11:00 PM | 11:00 AM +1 | 4:30 AM |
IST (India Standard Time, UTC+5:30) shown as reference for Indian users. +1/−1 indicates a different calendar day.
236 Cities in London (GMT) & 13 Cities in Auckland (GMT+13) — Page 1 of 2
London & 235 more — London (GMT, UTC+0)
- London, GB 11.3M
- Birmingham, GB 2.6M
- Portsmouth, GB 856K
- Southampton, GB 856K
- Bristol, GB 707K
- Glasgow, GB 626K
- Manchester, GB 548K
- Leeds, GB 536K
- Sheffield, GB 518K
- Liverpool, GB 513K
- Edinburgh, GB 488K
- Worthing, GB 474K
- Leicester, GB 464K
- Coventry, GB 363K
- Caerdydd, GB 361K
Belfast, GBReading, GBKingston upon Hull, GBNewcastle, GBStockport, GBBradford, GBNottingham, GBBolton, GBSunderland, GBPlymouth, GBMilton Keynes, GBDerby, GBWestminster, GBWolverhampton, GBAbertawe, GBBarnsley, GBStoke-on-Trent, GBSwindon, GBNorwich, GBLuton, GBSolihull, GBIslington, GBAberdeen, GBPeterborough, GBCroydon, GBBournemouth, GBBasildon, GBSaint Helens, GBIlford, GBWarrington, GBHuddersfield, GBSouthend, GBNewport, GBEnfield, GBIpswich, GBHarrow, GBDundee, GBWest Bromwich, GBGloucester, GBPoole, GBTelford, GBPreston, GBYork, GBMiddlesbrough, GBBlackpool, GBNorthampton, GBBrighton, GBSale, GBLincoln, GBTottenham, GBExeter, GBCambridge, GBRomford, GBColchester, GBHigh Wycombe, GBGateshead, GBSlough, GBBlackburn, GBCheltenham, GBChelmsford, GBRochdale, GBWythenshawe, GBBirkenhead, GBDoncaster, GBRotherham, GBMaidstone, GBWalthamstow, GBOxford, GBBasingstoke, GBCrawley, GBDagenham, GBGillingham, GBHalifax, GBSalford, GBWigan, GBHounslow, GBWembley, GBWorcester, GBEastbourne, GBWakefield, GBOldham, GBSutton Coldfield, GBHammersmith, GBHemel Hempstead, GBBath, GBHayes, GBDarlington, GBWimbledon, GBBedford, GBHove, GBSouthport, GBHastings, GBOrpington, GBWatford, GBStevenage, GBGrimsby, GBHartlepool, GBBromley, GBChester, GBFulham, GBNuneaton, GBDerry, GBEaling, GBWoolwich, GBAylesbury, GBAshford, GBStockton-on-Tees, GBSaint Albans, GBHarlow, GBBurnley, GBRedditch, GBEdmonton, GBBatley, GBScunthorpe, GBDudley, GBBury, GBEastleigh, GBBrixton, GBSouthall, GBPaisley, GBGuildford, GBChatham, GBEast Ham, GBWeston-super-Mare, GBCarlisle, GBSouth Shields, GBEast Kilbride, GBNewcastle under Lyme, GBBurton upon Trent, GBGravesend, GBTamworth, GBHarrogate, GBShrewsbury, GBGosport, GBLisburn, GBRugby, GBStafford, GBChingford, GBUxbridge, GBMansfield, GBRhondda, GBTynemouth, GBCannock, GBWalsall, GBWashington, GBGrays, GBWalton upon Thames, GBFinchley, GBThornton Heath, GBFarnborough, GBLoughborough, GBKensington, GBBoston, GBPaignton, GBWaterlooville, GBGuiseley, GBHornchurch, GBMaidenhead, GBMitcham, GBFeltham, GBStourbridge, GBRochester, GBDewsbury, GBWoking, GBActon, GBTwickenham, GBRuncorn, GBWrecsam, GBWidnes, GBMargate, GBEllesmere Port, GBBangor, GBTaunton, GBWallasey, GBHalesowen, GBBracknell, GBBarking, GBSutton, GBMerthyr Tudful, GBEdgware, GBRuislip, GBStreatham, GBRoyal Tunbridge Wells, GBBebington, GBAldershot, GB
Auckland & 12 more — Auckland (GMT+13, UTC+12)
- Auckland, NZ 1.5M
- Christchurch, NZ 383K
- Wellington, NZ 216K
- Northcote, NZ 206K
- Hamilton, NZ 177K
- Tauranga, NZ 151K
- Lower Hutt, NZ 103K
- Palmerston North, NZ 76K
- Napier, NZ 62K
- New Plymouth, NZ 58K
- Porirua, NZ 55K
- Rotorua, NZ 54K
- Whangarei, NZ 51K
⚠️ Daylight Saving Time Affects This Pair
| Timezone | DST? | Standard | Daylight |
|---|---|---|---|
| Europe/London | Yes | UTC+0 | UTC+1 |
| Pacific/Auckland | Yes | UTC+12 | UTC+13 |
During DST periods the time difference between these zones may be 12 hours instead of 12 hours. Always verify the current offset if scheduling calls near clock-change dates.