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Time zone converters calculate time differences across global time zones, accounting for UTC offset and daylight saving time.
Guide étape par étape
- 1Zones: -12 to +14 hours UTC, offset by 1 hour (some 30 min or 45 min)
- 2Daylight saving: shifts offset by ±1 hour seasonally (not universal)
- 3Calculator adds/subtracts offset to get local time
Exemples résolus
Entrée
New York 3:00 PM EST (UTC-5), convert to Tokyo JST (UTC+9)
Résultat
Tokyo 5:00 AM next day (14-hour difference)
Across international date line
Erreurs courantes à éviter
- ✕Forgetting daylight saving time status (varies by date)
- ✕Confusing UTC (always same) with local time (varies)
Questions fréquentes
Do all regions observe daylight saving?
No, about 70% do. Dates vary; some countries don't observe any DST. Calculator should account for DST status.
Are half-hour zones really used?
Yes: India UTC+5:30, Nepal UTC+5:45, Newfoundland UTC-3:30. Makes scheduling complex.
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