Three numbers. The ones that decide the meeting.
When the world meets at work.
Read the day in both zones.
Crossing the border. Money, language, plugs.
Money changes hands at the border: Perth uses the AUD ($) and Monterrey uses the MXN ($). Language shifts too — English in Perth, Spanish in Monterrey. Be careful behind the wheel: Perth drives on the left, Monterrey on the right.
- Country
- Australia
- Capital
- Canberra
- Currency
- Australian dollar (AUD · $)
- Language
- English
- Calling code
- +61
- Drives on
- Left
- Country
- Mexico
- Capital
- Mexico City
- Currency
- Mexican peso (MXN · $)
- Language
- Spanish
- Calling code
- +52
- Drives on
- Right
Quick answers. Before you book the call.
What's the time difference between Perth and Monterrey?
Perth is 14 hours behind Monterrey. Perth runs on GMT+8 and Monterrey on GMT-6. The gap can shift by an hour when either side enters or leaves daylight saving — the live clocks above always reflect the current offset.
When's the best time to schedule a meeting?
Standard 09:00–17:00 workdays don't intersect. Most teams compromise with one side meeting early (before 09:00) or late (after 17:00).
Does daylight saving time change the difference?
Yes, if either city observes DST. When one side shifts and the other doesn't, the gap changes by one hour. The DST badges under each clock show whether each zone is currently shifted and when the next transition lands.
How far is Perth from Monterrey?
About 16,440 km as the crow flies (great-circle distance). A non-stop commercial flight cruises that in roughly 19h 50m, not counting airport time, winds, or routing around restricted airspace.
Can I send this meeting time as a calendar invite?
Yes. Pick a time on the slider above, open the meeting card, customize the title and duration, then download the .ics file. It imports cleanly into Google Calendar, Outlook, and Apple Calendar with the correct timezone attached.
What currency do Perth and Monterrey use?
Perth uses the Australian dollar (AUD, $); Monterrey uses the Mexican peso (MXN, $). Check the live rate before transferring money or paying with a card abroad — most banks add a 1–3 % FX margin on top of the mid-market rate.
How do I call Perth from Monterrey?
Dial the international prefix used by your carrier (often 00), then +61, then the local number — drop any leading zero of the city or mobile code. For free calls, WhatsApp, Signal, and FaceTime work over Wi-Fi regardless of country code.
What language is spoken in Perth and Monterrey?
Perth primarily speaks English; Monterrey speaks Spanish. English is widely used in business contexts in major cities of both, but written contracts may need translation.
Do Perth and Monterrey drive on the same side of the road?
No. Australia drives on the left, Mexico on the right. If you're renting, expect a learning curve on the first day — especially at roundabouts and when judging the centre of the lane.