IDT to NZST Converter
Convert time between Israel Daylight Time (IDT) and New Zealand Standard Time (NZST)
Israel Daylight Time (IDT)
New Zealand Standard Time (NZST)
Time Difference
New Zealand Standard Time (NZST) is 0 hours ahead of Israel Daylight Time (IDT)
Select Date
Select Time
Quick Reference
| IDT | NZST |
|---|---|
| 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 NZST Time Conversion
Converting time between Israel Daylight Time (IDT) and New Zealand Standard Time (NZST) bridges Tel Aviv and Jerusalem with Auckland and Wellington. IDT is UTC+3 while NZST is UTC+12, making NZST 9 hours ahead of IDT.
This time zone converter uses the IANA timezone database to ensure accurate calculations. NZST is the winter standard time in New Zealand (early April to late September), while IDT applies in Israel from late March to late October — so the 9-hour offset is most relevant in April and around October.
Common Use Cases for IDT to NZST 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 NZST 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 Standard Time (NZST)
- UTC Offset: UTC+12 (UTC+13 during NZDT)
- IANA Timezone: Pacific/Auckland
- Daylight Saving: First Sunday in April to Last Sunday in September (NZST window); NZDT covers the rest
- Major Cities: Auckland, Wellington, Christchurch, Hamilton, Tauranga
- Coverage: All of New Zealand during southern winter
Quick Reference: IDT to NZST
Remember: NZST is always 9 hours ahead of IDT during overlapping windows
Frequently Asked Questions
What is the time difference between IDT and NZST?
Israel Daylight Time (IDT) is UTC+3, while New Zealand Standard Time (NZST) is UTC+12. NZST is 9 hours ahead of IDT. When it is 12:00 PM in Tel Aviv, it is 9:00 PM in Auckland.
When does this IDT to NZST conversion apply?
NZST is the winter standard time in New Zealand (early April to late September). IDT applies in Israel from late March to late October — so the 9-hour offset is most relevant in April and around October when both regions are in their respective standard or daylight modes.
How does the time difference change throughout the year?
When New Zealand switches to NZDT (UTC+13) in late September, the offset to IDT widens to 10 hours. When Israel returns to IST (UTC+2) in late October, the offset between IST and NZST is 10 hours.
What are the best times for IDT-NZST business calls?
A 9:00 AM call in Tel Aviv is 6:00 PM in Auckland — a strong morning slot for IDT and a workable evening for NZST. Mornings in Israel align with evenings in New Zealand for the best overlap.
Which countries/regions use NZST timezone?
NZST covers all of New Zealand during southern winter, including Auckland, Wellington, Christchurch, Hamilton, and Tauranga. New Zealand returns to NZDT in late September.
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
- • NZST is 9 hours ahead of IDT — add 9 hours to a Tel Aviv time to get the Auckland time.
- • Best meeting window: 9:00 AM–12:00 PM IDT overlaps with 6:00–9:00 PM NZST.
- • NZST and IDT both apply most clearly in April and October — outside those months one or both regions is on DST.
- • When New Zealand switches to NZDT in late September, the offset widens to 10 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.