MST to AEDT Time Converter

Convert Mountain Standard Time (MST) to Australian Eastern Daylight Time (AEDT). Both time zones are shown live below; current offset between them is 16 hours ahead.

Denver · Mountain Standard Time
23:00:37
Tuesday, May 12, 2026
MDT · UTC-06:00
Sydney · Australian Eastern Daylight Time
15:00:37
Wednesday, May 13, 2026
GMT+10 · UTC+10:00

Convert a specific time

From: MST (Denver)
To: AEDT (Sydney)
--:--

Daylight Saving status right now

MST (Mountain Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-06:00 → UTC-07:00
AEDT (Australian Eastern Daylight Time)
Observes DST
Yes
In DST right now
No
Next spring forward
2026-10-04
Offset shift
UTC+10:00 → UTC+11:00

When can MST and AEDT meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
MST
AEDT
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Denver (MST). Each row shows the local working-hours state in that zone for the same moment in time.
No overlap during strict 9-5 working hours; some flexibility needed.
If both sides are willing to extend to 8am-7pm, the available window is 16:00–18:00 MST (08:00–10:00 AEDT).

Hour-by-hour MST to AEDT conversion table

MST time (Denver)AEDT time (Sydney)Status
00:00 Tue16:00 TueAEDT working
01:00 Tue17:00 TueOff-hours both sides
02:00 Tue18:00 TueOff-hours both sides
03:00 Tue19:00 TueOff-hours both sides
04:00 Tue20:00 TueOff-hours both sides
05:00 Tue21:00 TueOff-hours both sides
06:00 Tue22:00 TueOff-hours both sides
07:00 Tue23:00 TueOff-hours both sides
08:00 Tue00:00 WedOff-hours both sides
09:00 Tue01:00 WedMST working
10:00 Tue02:00 WedMST working
11:00 Tue03:00 WedMST working
12:00 Tue04:00 WedMST working
13:00 Tue05:00 WedMST working
14:00 Tue06:00 WedMST working
15:00 Tue07:00 WedMST working
16:00 Tue08:00 WedMST working
17:00 Tue09:00 WedAEDT working
18:00 Tue10:00 WedAEDT working
19:00 Tue11:00 WedAEDT working
20:00 Tue12:00 WedAEDT working
21:00 Tue13:00 WedAEDT working
22:00 Tue14:00 WedAEDT working
23:00 Tue15:00 WedAEDT working

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Mountain Standard Time (MST)
IANA identifier
America/Denver
Current UTC offset
UTC-06:00
Current abbreviation
MDT
Major cities in this zone
DenverPhoenixSalt Lake CityAlbuquerque
Australian Eastern Daylight Time (AEDT)
IANA identifier
Australia/Sydney
Current UTC offset
UTC+10:00
Current abbreviation
GMT+10
Major cities in this zone
SydneyMelbourneCanberra

Sun today in Denver and Sydney

Denver
Sunrise
05:49
Sunset
20:05
Solar noon
12:57
Daylight
14h 16m
Sydney
Sunrise
06:39
Sunset
17:06
Solar noon
11:52
Daylight
10h 26m

Related converters

AEDT to MST (reverse)MST to ESTMST to PSTMST to GMTMST to UTCMST to CETEST to AEDTPST to AEDTGMT to AEDTUTC to AEDTCET to AEDT
Looking for local time? See time in Denver or time in Sydney.

Frequently asked questions

What is the time difference between MST and AEDT right now?+
AEDT (Australian Eastern Daylight Time) is currently 16 hours ahead MST (Mountain Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does MST or AEDT observe daylight saving time?+
MST: observes daylight saving time. AEDT: observes daylight saving time.
When is the best time to schedule a meeting between MST and AEDT?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 16:00–18:00 MST (08:00–10:00 AEDT).
What time is it in Sydney when it is 12:00 noon in Denver?+
When it is 12:00 Tue in Denver (MST), it is 04:00 Wed in Sydney (AEDT).
Which IANA time zone identifiers are used for MST and AEDT?+
MST maps to "America/Denver" in the IANA database. AEDT maps to "Australia/Sydney". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Denver ahead of or behind Sydney?+
Whether Denver (MST) is ahead of or behind Sydney (AEDT) depends on the current UTC offsets. Right now AEDT is 16 hours ahead MST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for MST and AEDT?+
MST is UTC-06:00 (MDT) and AEDT is UTC+10:00 (GMT+10). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both MST and AEDT?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between MST and AEDT is 16:00–18:00 MST.