Time Difference: Sydney vs Waterloo

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

The time difference between Sydney, New South Wales, Australia and Waterloo, Wisconsin, United States is 15 hours. Waterloo is 15 hours behind Sydney.

Q: Do Sydney and Waterloo observe Daylight Saving Time?

Sydney uses Australia/Sydney (UTC+10) and Waterloo uses America/Chicago (UTC-5). 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 Waterloo, Wisconsin, 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 Waterloo, Wisconsin, United States. The time difference of 15 hours means you need to plan calls carefully to catch both parties during working hours.

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

To convert time from Sydney to Waterloo, subtract 15 hours. For example, when it is 3:00 PM in Sydney, it is 12:00 AM in Waterloo. 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

15h

Waterloo is 15 hours behind

🇺🇸

Waterloo

Waterloo, Wisconsin, United States

--:--:--

America/Chicago · UTC-5

⏱️ Offset: UTC+10 → UTC-5

📅 Date: Jul 30 (-1 day)

🌐 Waterloo is 15 hours behind

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

UTC+10

Sydney Offset

UTC-5

Waterloo Offset

15h

Total Difference

Yes

Different Day

📊 Quick Conversion Table

6 times

Sydney Time	Waterloo Time
6:00 AM 06:00	3:00 PM America/Chicago
9:00 AM 09:00	6:00 PM America/Chicago
12:00 PM 12:00	9:00 PM America/Chicago
3:00 PM 15:00	12:00 AM America/Chicago
6:00 PM 18:00	3:00 AM America/Chicago
9:00 PM 21:00	6:00 AM America/Chicago

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

Waterloo Morning

9:00 AM – 12:00 PM

⚠ Check table

Waterloo 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 Waterloo, Wisconsin, United States?

The time difference between Sydney, New South Wales, Australia and Waterloo, Wisconsin, United States is 15 hours. This means Waterloo is 15 hours behind Sydney. When it is 12:43 PM in Sydney, it is 9:43 PM in Waterloo.

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

When it is 12:00 PM (noon) in Sydney, New South Wales, Australia, it is 9:00 PM in Waterloo, Wisconsin, United States. This is calculated by applying the 15 hours offset between the two time zones.

Do Sydney and Waterloo observe Daylight Saving Time?

Sydney uses Australia/Sydney (UTC+10) and Waterloo uses America/Chicago (UTC-5). 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 Waterloo, Wisconsin, United States?

The best time to call depends on the 15 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 Waterloo?

To convert time from Sydney to Waterloo, subtract 15 hours. For example, when it is 3:00 PM in Sydney, it is 12:00 AM in Waterloo. 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 Waterloo, Wisconsin, United States is driven by their respective UTC offsets. Sydney operates under Australia/Sydney with an offset of UTC+10, while Waterloo follows America/Chicago at UTC-5.

This 15 hours gap means that when scheduling meetings, travel, or calls between these two locations, you must account for the fact that Waterloo is consistently 15 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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