IRST to Umm Al Quwain City Time Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
3:30 pm15:30 IRST (UTC+3:30), Oct 22, 2026 = 4:00 pm16:00 GST (UTC+4), Oct 22, 2026
IRST is 30 minutes behind Umm Al Quwain City.
How the time difference changes
IRST is 30 minutes behind Umm Al Quwain City year-round.
Working hours of 9:00 am to 6:00 pm in IRST correspond to 9:30 am to 6:30 pm in Umm Al Quwain City.Working hours of 09:00 to 18:00 in IRST correspond to 09:30 to 18:30 in Umm Al Quwain City.
Compare IRST time with Umm Al Quwain City time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Iran Standard Time is 30 minutes behind GST (Gulf Standard Time).
3:30 pm15:30 in IRST is 4:00 pm16:00 in Umm Al Quwain City, United Arab Emirates
IRST to Umm Al Quwain City call time
Best time for a conference call or a meeting is between 9am-5:30pm09:00-17:30 in IRST which corresponds to 9:30am-6pm09:30-18:00 in Umm Al Quwain City
3:30 pm15:30 Iran Standard Time (IRST). Offset UTC +3:30 hours
4:00 pm16:00 GST (Gulf Standard Time) (Umm Al Quwain City, United Arab Emirates). Offset UTC +4:00 hours
3:30 pm15:30 IRST / 4:00 pm16:00 Umm Al Quwain City, United Arab Emirates
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| IRST | Umm Al Quwain City, United Arab Emirates |
|---|---|
| 12:30am | |
| 1:30am | |
| 2:30am | |
| 3:30am | |
| 4:30am | |
| 5:30am | |
| 6:30am | |
| 7:30am | |
| 8:30am | |
| 9:30am | |
| 10:30am | |
| 11:30am | |
| 12:30pm | |
| 1:30pm | |
| 2:30pm | |
| 3:30pm | |
| 4:30pm | |
| 5:30pm | |
| 6:30pm | |
| 7:30pm | |
| 8:30pm | |
| 9:30pm | |
| 10:30pm | |
| 11:30pm | |
| 00:30 | |
| 01:30 | |
| 02:30 | |
| 03:30 | |
| 04:30 | |
| 05:30 | |
| 06:30 | |
| 07:30 | |
| 08:30 | |
| 09:30 | |
| 10:30 | |
| 11:30 | |
| 12:30 | |
| 13:30 | |
| 14:30 | |
| 15:30 | |
| 16:30 | |
| 17:30 | |
| 18:30 | |
| 19:30 | |
| 20:30 | |
| 21:30 | |
| 22:30 | |
| 23:30 |
Iran Standard Time
Offset: IRST is 3 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Iran
Principal Cities: The largest city in the IRST time zone is Tehran in Iran, with about 7.153 million people. Other major cities in this time zone include Mashhad, Isfahan, Karaj, Tabriz.
Daylight Saving: Clocks in Iran Standard Time (IRST) do not change for daylight saving time, so IRST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
IRST representations, usage and related time zones
- +0330 - basic
- +03:30 - extended
- +0330 - sign character (+) followed by a four digit time providing hours (03) and minutes (30) of the offset. Indicates an offset of three hours and thirty minutes to the east of the zero meridian.