IDT to NZDT Converter
Convert time between Israel Daylight Time (IDT) and New Zealand Daylight Time (NZDT)
Israel Daylight Time (IDT)
New Zealand Daylight Time (NZDT)
Time Difference
New Zealand Daylight Time (NZDT) is 0 hours ahead of Israel Daylight Time (IDT)
Select Date
Select Time
Quick Reference
| IDT | NZDT |
|---|---|
| 05:00 | 14:00 |
| 07:00 | 16:00 |
| 09:00 | 18:00 |
| 11:00 | 20:00 |
| 13:00 | 22:00 |
| 15:00 | 00:00 |
| 17:00 | 02:00 |
| 19:00 | 04:00 |
| 21:00 | 06:00 |
| 23:00 | 08:00 |
| 01:00 | 10:00 |
| 03:00 | 12:00 |
Top 10 Most Common Time Zones
| Abbreviation | Full Name | UTC Offset | Typical Use |
|---|---|---|---|
| UTC | Coordinated Universal Time | UTC ±0 | Global reference standard (servers, logs, APIs) |
| EST / EDT | Eastern (US) Time | UTC −5 / −4 | New York, Toronto — North American business hub |
| CST / CDT | Central (US) Time | UTC −6 / −5 | Chicago, Dallas — US central business region |
| PST / PDT | Pacific (US) Time | UTC −8 / −7 | San Francisco, Los Angeles — tech industry standard |
| GMT / BST | Greenwich Mean / British Summer Time | UTC 0 / +1 | UK, used globally as a reference with UTC |
| CET / CEST | Central European (Summer) Time | UTC +1 / +2 | Paris, Berlin, Amsterdam — EU business core |
| IST | India Standard Time | UTC +5:30 | India — major IT & outsourcing region |
| CST | China Standard Time | UTC +8 | Beijing, Shanghai — East Asia business hub |
| JST | Japan Standard Time | UTC +9 | Tokyo — finance & tech hub |
| AEST / AEDT | Australian Eastern (Daylight) Time | UTC +10 / +11 | Sydney, Melbourne — APAC regional business |
Why Time Zone Abbreviations Are Ambiguous
Unlike standardized identifiers (like America/New_York or Europe/London from the IANA tz database), abbreviations such as "CST" or "IST" are not globally unique. They can refer to different time zones depending on context — country, region, or even time of year (due to daylight saving time).
Common Ambiguous Time Zone Abbreviations
| Abbrev. | Common Meaning(s) | UTC Offset | Region(s) |
|---|---|---|---|
| CST | Central Standard Time / China Standard Time / Cuba Standard Time | UTC−6 / UTC+8 / UTC−5 | North America, China, Cuba |
| IST | Indian Standard Time / Irish Standard Time / Israel Standard Time | UTC+5:30 / UTC+1 / UTC+2 | India, Ireland, Israel |
| AST | Atlantic Standard Time / Arabia Standard Time | UTC−4 / UTC+3 | Caribbean, Canada, Middle East |
| PST | Pacific Standard Time / Philippine Standard Time | UTC−8 / UTC+8 | North America, Philippines |
| EST | Eastern Standard Time (North America / Australia) | UTC−5 / UTC+10 | North America, Australia |
✅ Best Practice
To avoid ambiguity, always:
- Use IANA tz identifiers — e.g.,
America/New_Yorkinstead of "EST" - Specify UTC offset explicitly — e.g.,
UTC−5when abbreviations must be used - Include the full timezone name — e.g., "Eastern Standard Time (EST)" with UTC offset
About IDT to NZDT Time Conversion
Converting time between Israel Daylight Time (IDT) and New Zealand Daylight Time (NZDT) bridges Tel Aviv and Jerusalem with Auckland and Wellington. IDT is UTC+3 while NZDT is UTC+13, making NZDT 10 hours ahead of IDT.
This time zone converter uses the IANA timezone database to ensure accurate calculations, accounting for daylight saving in both regions. NZDT runs from late September to early April (southern summer), while IDT runs from late March to late October (northern summer) — so the two windows only overlap briefly in late March, early April, and through October.
Common Use Cases for IDT to NZDT Conversion
Business & Work
- Scheduling meetings between Israeli teams and New Zealand partners
- Coordinating project deadlines across Israel and New Zealand
- Planning conference calls between Tel Aviv and Auckland
Personal & Travel
- Planning travel itineraries between Israel and New Zealand
- Coordinating with family and friends in New Zealand from Israel
- Scheduling virtual events for IDT and NZDT audiences
Time Zone Information
Israel Daylight Time (IDT)
- UTC Offset: UTC+3 (UTC+2 during IST)
- IANA Timezone: Asia/Jerusalem
- Daylight Saving: Friday before last Sunday in March to last Sunday in October
- Major Cities: Tel Aviv, Jerusalem, Haifa, Eilat, Beersheba
- Coverage: All of Israel during daylight saving period (late March to late October)
New Zealand Daylight Time (NZDT)
- UTC Offset: UTC+13
- IANA Timezone: Pacific/Auckland
- Daylight Saving: Last Sunday in September to First Sunday in April
- Major Cities: Auckland, Wellington, Christchurch, Hamilton, Tauranga
- Coverage: All of New Zealand during southern summer
Quick Reference: IDT to NZDT
Remember: NZDT is always 10 hours ahead of IDT during overlapping daylight saving periods
Frequently Asked Questions
What is the time difference between IDT and NZDT?
Israel Daylight Time (IDT) is UTC+3, while New Zealand Daylight Time (NZDT) is UTC+13. NZDT is 10 hours ahead of IDT. When it is 12:00 PM in Tel Aviv, it is 10:00 PM in Auckland.
When does this IDT to NZDT conversion apply?
NZDT runs from the last Sunday of September to the first Sunday of April (southern summer). IDT runs from the Friday before the last Sunday in March until the last Sunday in October. The two windows overlap only briefly in late March, early April, and through October.
How does the time difference change throughout the year?
When New Zealand returns to NZST (UTC+12) in April, the offset to IDT narrows to 9 hours. When Israel returns to IST (UTC+2) in late October, the offset between IST and NZDT is 11 hours.
What are the best times for IDT-NZDT business calls?
A 9:00 AM call in Tel Aviv is 7:00 PM in Auckland — a strong morning slot for IDT and a workable evening for NZDT. Mornings in Israel align with evenings in New Zealand for the best overlap.
Which countries/regions use NZDT timezone?
NZDT covers all of New Zealand during southern summer, including Auckland, Wellington, Christchurch, Hamilton, and Tauranga. New Zealand observes daylight saving from late September to early April.
Which countries/regions use IDT timezone?
IDT is observed throughout Israel, including Tel Aviv, Jerusalem, Haifa, Eilat, and Beersheba. It is the daylight saving variant of Israel Standard Time.
Pro Tips
- • NZDT is 10 hours ahead of IDT — add 10 hours to a Tel Aviv time to get the Auckland time.
- • Best meeting window: 8:00–11:00 AM IDT overlaps with 6:00–9:00 PM NZDT.
- • NZDT and IDT only co-exist briefly in late March, early April, and through October.
- • When New Zealand switches to NZST in April, the offset narrows to 9 hours.
- • Plan around Israel's Friday-Saturday weekend — Sunday is a working day in Israel.
- • Around DST transitions, double-check the offset before sending invites.