Time Difference: Sydney vs Crest

Q: What is the time difference between Sydney, New South Wales, Australia and Crest, California, United States?

The time difference between Sydney, New South Wales, Australia and Crest, California, United States is 17 hours. Crest is 17 hours behind Sydney.

Q: Do Sydney and Crest observe Daylight Saving Time?

Sydney uses Australia/Sydney (UTC+10) and Crest uses America/Los_Angeles (UTC-7). The live clock above automatically accounts for any active Daylight Saving Time transitions in both locations.

Q: What is the best time to call between Sydney, New South Wales, Australia and Crest, California, United States?

Use our Meeting Planner tool to find overlapping business hours (typically 9 AM to 5 PM) between Sydney, New South Wales, Australia and Crest, California, United States. The time difference of 17 hours means you need to plan calls carefully to catch both parties during working hours.

Q: How do I convert time from Sydney to Crest?

To convert time from Sydney to Crest, subtract 17 hours. For example, when it is 3:00 PM in Sydney, it is 10:00 PM in Crest. Use our 24-Hour Time Table for a complete hour-by-hour reference.

Live clock comparison with exact offset, conversion table, and meeting planner

🇦🇺

Sydney

Sydney, New South Wales, Australia

--:--:--

Australia/Sydney · UTC+10

17h

Crest is 17 hours behind

🇺🇸

Crest

Crest, California, United States

--:--:--

America/Los_Angeles · UTC-7

⏱️ Offset: UTC+10 → UTC-7

📅 Date: Jul 30 (-1 day)

🌐 Crest is 17 hours behind

🕒 24-Hour Table 📅 Meeting Planner 📏 Distance 🔄 Reverse

UTC+10

Sydney Offset

UTC-7

Crest Offset

17h

Total Difference

Yes

Different Day

📊 Quick Conversion Table

6 times

Sydney Time	Crest Time
6:00 AM 06:00	1:00 PM America/Los_Angeles
9:00 AM 09:00	4:00 PM America/Los_Angeles
12:00 PM 12:00	7:00 PM America/Los_Angeles
3:00 PM 15:00	10:00 PM America/Los_Angeles
6:00 PM 18:00	1:00 AM America/Los_Angeles
9:00 PM 21:00	4:00 AM America/Los_Angeles

Highlighted row shows the current hour range. Use the full 24-hour table for complete reference.

🤝 Best Times to Call

Sydney Morning

9:00 AM – 12:00 PM

⚠ Check table

Sydney Afternoon

1:00 PM – 5:00 PM

⚠ Check table

Crest Morning

9:00 AM – 12:00 PM

⚠ Check table

Crest Afternoon

1:00 PM – 5:00 PM

⚠ Check table

Use the Meeting Planner for exact overlapping business hours.

❓ Frequently Asked Questions

5 questions

What is the time difference between Sydney, New South Wales, Australia and Crest, California, United States?

The time difference between Sydney, New South Wales, Australia and Crest, California, United States is 17 hours. This means Crest is 17 hours behind Sydney. When it is 10:31 AM in Sydney, it is 5:31 PM in Crest.

When it is noon in Sydney, what time is it in Crest?

When it is 12:00 PM (noon) in Sydney, New South Wales, Australia, it is 7:00 PM in Crest, California, United States. This is calculated by applying the 17 hours offset between the two time zones.

Do Sydney and Crest observe Daylight Saving Time?

Sydney uses Australia/Sydney (UTC+10) and Crest uses America/Los_Angeles (UTC-7). The live clocks on this page automatically account for any active Daylight Saving Time transitions, so the displayed time is always accurate.

What is the best time to call between Sydney, New South Wales, Australia and Crest, California, United States?

The best time to call depends on the 17 hours difference. Use our Meeting Planner to find overlapping business hours (typically 9 AM – 5 PM) between the two cities. This ensures both parties are available during working hours.

How do I convert time from Sydney to Crest?

To convert time from Sydney to Crest, subtract 17 hours. For example, when it is 3:00 PM in Sydney, it is 10:00 PM in Crest. Use the quick conversion table above or the 24-Hour Time Table for a complete reference.

📖 About This Time Difference

Time Zone Offset

The time difference between Sydney, New South Wales, Australia and Crest, California, United States is driven by their respective UTC offsets. Sydney operates under Australia/Sydney with an offset of UTC+10, while Crest follows America/Los_Angeles at UTC-7.

This 17 hours gap means that when scheduling meetings, travel, or calls between these two locations, you must account for the fact that Crest is consistently 17 hours behind Sydney. Both cities automatically observe Daylight Saving Time where applicable, and our live clocks reflect any seasonal changes in real time.

Practical Uses

Business Calls: Use the Meeting Planner to find overlapping 9 AM – 5 PM windows.
Travel Planning: Check the 24-Hour Time Table to avoid jet lag and plan arrival times.
Event Scheduling: Convert event times accurately for participants in both cities.
Flight Booking: Understand local arrival and departure times across time zones.

Related Tools

Use our 24-Hour Time Table for a complete hour-by-hour conversion chart, the Meeting Planner to find the best overlapping business hours, or the Distance Calculator to see how far apart these cities are.

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