Convert Phoenix (MST) to Melbourne (GMT+11) Time — 17 hours apart
America/Phoenix · MST · UTC-7 | Australia/Sydney · GMT+11 · UTC+10 · 17 hours difference · 61 cities · DST applies
24-Hour Overlap Timeline
⚠ Sydney observes daylight saving time — offset may vary by up to 1 hour seasonally
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UTC → | ||||||||||||||||||||||||
| 🇺🇸 Phoenix UTC-7 | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p |
| 🇦🇺 Melbourne UTC+10 | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a |
Key Facts: Phoenix (MST) vs Melbourne (GMT+11)
Find Cities in Phoenix & Sydney Timezones
The MST and GMT+11 timezones are separated by 17 hours. Phoenix is the largest city in the America/Phoenix zone and Melbourne is the largest in Australia/Sydney. Sydney observes daylight saving time — the difference may change by 1 hour seasonally. For scheduling between these regions, the key fact is: there are only 2 hours of mutual business-hours overlap.
Best Times to Schedule Calls: Phoenix (MST) ↔ Melbourne (GMT+11)
| Phoenix (MST) | Sydney (GMT+11) | Quality |
|---|---|---|
| 12:00 AM | 5:00 PM | ❌ |
| 1:00 AM | 6:00 PM | ❌ |
| 2:00 AM | 7:00 PM | ❌ |
| 3:00 AM | 8:00 PM | ❌ |
| 4:00 AM | 9:00 PM | ❌ |
| 6:00 AM | 11:00 PM | ❌ |
| 7:00 AM | 12:00 AM +1 day | ❌ |
| 8:00 AM | 1:00 AM +1 day | ❌ |
| 9:00 AM | 2:00 AM +1 day | ❌ |
| 10:00 AM | 3:00 AM +1 day | ❌ |
| 11:00 AM | 4:00 AM +1 day | ❌ |
| 12:00 PM | 5:00 AM +1 day | ❌ |
| 1:00 PM | 6:00 AM +1 day | ❌ |
| 2:00 PM | 7:00 AM +1 day | ⚠️ |
| 3:00 PM | 8:00 AM +1 day | ⚠️ |
| 4:00 PM | 9:00 AM +1 day | ✅ |
| 5:00 PM | 10:00 AM +1 day | ✅ |
| 6:00 PM | 11:00 AM +1 day | ⚠️ |
| 7:00 PM | 12:00 PM +1 day | ⚠️ |
| 8:00 PM | 1:00 PM +1 day | ❌ |
| 9:00 PM | 2:00 PM +1 day | ❌ |
| 10:00 PM | 3:00 PM +1 day | ❌ |
| 11:00 PM | 4:00 PM +1 day | ❌ |
Work hours defined as 09:00–18:00 local time. ✅ Both in work hours ⚠️ Borderline ❌ Outside work hours.
MST to GMT+11: Complete 24-Hour Time Conversion Table
| Phoenix (MST) | Sydney (GMT+11) | IST (UTC+5:30) |
|---|---|---|
| 12:00 AM | 5:00 PM | 12:30 PM |
| 1:00 AM | 6:00 PM | 1:30 PM |
| 2:00 AM | 7:00 PM | 2:30 PM |
| 3:00 AM | 8:00 PM | 3:30 PM |
| 4:00 AM | 9:00 PM | 4:30 PM |
| 5:00 AM | 10:00 PM | 5:30 PM |
| 6:00 AM | 11:00 PM | 6:30 PM |
| ← Date changes in Sydney → | ||
| 7:00 AM | 12:00 AM +1 | 7:30 PM |
| 8:00 AM | 1:00 AM +1 | 8:30 PM |
| 9:00 AM | 2:00 AM +1 | 9:30 PM |
| 10:00 AM | 3:00 AM +1 | 10:30 PM |
| 11:00 AM | 4:00 AM +1 | 11:30 PM |
| 12:00 PM | 5:00 AM +1 | 12:30 AM |
| 1:00 PM | 6:00 AM +1 | 1:30 AM |
| 2:00 PM | 7:00 AM +1 | 2:30 AM |
| 3:00 PM | 8:00 AM +1 | 3:30 AM |
| 4:00 PM | 9:00 AM +1 | 4:30 AM |
| 5:00 PM | 10:00 AM +1 | 5:30 AM |
| 6:00 PM | 11:00 AM +1 | 6:30 AM |
| 7:00 PM | 12:00 PM +1 | 7:30 AM |
| 8:00 PM | 1:00 PM +1 | 8:30 AM |
| 9:00 PM | 2:00 PM +1 | 9:30 AM |
| 10:00 PM | 3:00 PM +1 | 10:30 AM |
| 11:00 PM | 4:00 PM +1 | 11:30 AM |
IST (India Standard Time, UTC+5:30) shown as reference for Indian users. +1/−1 indicates a different calendar day.
48 Cities in Phoenix (MST) & 13 Cities in Sydney (GMT+11)
Phoenix & 47 more — Phoenix (MST, UTC-7)
- Phoenix, US 4.1M
- Tucson, US 880K
- Hermosillo, MX 856K
- Culiacan, MX 808K
- Mesa, US 507K
- Mazatlan, MX 501K
- Tepic, MX 426K
- Ciudad Obregon, MX 329K
- Guasavito, MX 320K
- Los Mochis, MX 298K
- Chandler, US 278K
- Gilbert, US 271K
- Nogales, MX 265K
- Heroica Nogales, MX 261K
- Glendale, US 250K
Melbourne & 12 more — Sydney (GMT+11, UTC+10)
- Melbourne, AU 5.0M
- Sydney, AU 4.8M
- Cranbourne, AU 460K
- Canberra, AU 381K
- Central Coast, AU 347K
- Wollongong, AU 262K
- Hobart, AU 197K
- Geelong, AU 180K
- Newcastle, AU 153K
- Ballarat, AU 116K
- Bendigo, AU 103K
- Launceston, AU 81K
- Melton, AU 76K
⚠️ Daylight Saving Time Affects This Pair
| Timezone | DST? | Standard | Daylight |
|---|---|---|---|
| America/Phoenix | No | UTC-7 | — |
| Australia/Sydney | Yes | UTC+10 | UTC+11 |
During DST periods the time difference between these zones may be 18 hours instead of 17 hours. Always verify the current offset if scheduling calls near clock-change dates.