Calgary, Canada to Tehran, Iran
Time Difference
MDT (Mountain Daylight Time) is 9 hours and 30 minutes behind IST (Iran Standard Time)
1:00 pm13:00 in Calgary, Canada is 10:30 pm22:30 in Tehran, Iran
Calgary to Tehran call time
Best time for a conference call or a meeting is between 8am-10am in Calgary which corresponds to 5:30pm-7:30pm in Tehran
1:00 pm13:00 MDT (Mountain Daylight Time) (Calgary, Canada). Offset UTC -6:00 hours
10:30 pm22:30 IST (Iran Standard Time) (Tehran, Iran). Offset UTC +3:30 hours
1:00 pm13:00 Calgary, Canada / 10:30 pm22:30 Tehran, Iran
| Calgary, Canada | Tehran, Iran |
|---|---|
| 12am (midnight) | 9:30 am |
| 1am | 10:30 am |
| 2am | 11:30 am |
| 3am | 12:30 pm |
| 4am | 1:30 pm |
| 5am | 2:30 pm |
| 6am | 3:30 pm |
| 7am | 4:30 pm |
| 8am | 5:30 pm |
| 9am | 6:30 pm |
| 10am | 7:30 pm |
| 11am | 8:30 pm |
| 12pm (noon) | 9:30 pm |
| 1pm | 10:30 pm |
| 2pm | 11:30 pm |
| 3pm | 12:30 am |
| 4pm | 1:30 am |
| 5pm | 2:30 am |
| 6pm | 3:30 am |
| 7pm | 4:30 am |
| 8pm | 5:30 am |
| 9pm | 6:30 am |
| 10pm | 7:30 am |
| 11pm | 8:30 am |
| 0:00 | 9:30 |
| 1:00 | 10:30 |
| 2:00 | 11:30 |
| 3:00 | 12:30 |
| 4:00 | 13:30 |
| 5:00 | 14:30 |
| 6:00 | 15:30 |
| 7:00 | 16:30 |
| 8:00 | 17:30 |
| 9:00 | 18:30 |
| 10:00 | 19:30 |
| 11:00 | 20:30 |
| 12:00 | 21:30 |
| 13:00 | 22:30 |
| 14:00 | 23:30 |
| 15:00 | 0:30 |
| 16:00 | 1:30 |
| 17:00 | 2:30 |
| 18:00 | 3:30 |
| 19:00 | 4:30 |
| 20:00 | 5:30 |
| 21:00 | 6:30 |
| 22:00 | 7:30 |
| 23:00 | 8:30 |
Calgary Information
Time Zone
Abbreviation / Name
MDT - Mountain Daylight Time
MST - Mountain Standard Time
MST - Mountain Standard Time
UTC / GMT Offset
-6:00 hours during Mountain Daylight Time, currently in use.
-7:00 hours during Mountain Standard Time.
-7:00 hours during Mountain Standard Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Sunday, March 9, 2025 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 9, 2025, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, November 2, 2025 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 2, 2025, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Calgary Facts
Country
Canada
Alternative Names
Calgaria, Calgary, Kalgari, Kalgario, Kalgaris, Kalgary, Kalnkari, Kalqari, Kelgery, YYC, ka er jia li, ka jia li, kaelgeoli, kailagari, kalgari, kalghary, kalgry, kalkari, karugari, kelgari, klgry, kyalgari, kylgry, qlgry, Κάλγκαρι, Калгари, Калгары, Калгарі, Կալգարի, קלגרי, كالغاري, کالگری, کلگری, کیلگری, कॅल्गारी, कैलगरी, ਕੈਲਗਰੀ, கால்கரி, కాల్గరీ, ಕ್ಯಾಲ್ಗರಿ, แคลกะรี, ကယ်လ်ဂရီမြို့, კალგარი, カルガリー, 卡加利, 卡尔加里, 캘거리
Population
1,019,942
Currency
Dollar (CAD)
Geographic Coordinates
51° 03' N Latitude / 114° 05' W Longitude
International Dialing Code
+1
Tehran Information
Time Zone
Abbreviation / Name
IST - Iran Standard Time
IRDT - Iran Daylight Time
IRDT - Iran Daylight Time
UTC / GMT Offset
+3:30 hours during Iran Standard Time, currently in use.
+4:30 hours during Iran Daylight Time.
+4:30 hours during Iran Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.
Tehran Facts
Country
Iran
Alternative Names
THR, Taekhran, Tahran, Techerane, Teera, Teerao, Teerã, Teerão, Tegeran, Teheran, Teherana, Teheranas, Teherano, Teherán, Teherāna, Tehran, Tehrano, Tekheran, Téhéran, de hei lan, teharan, teharana, tehelan, teheran, tehran, teirani, thran, thrn, thrwn, tihiran, tihran, Τεχεράνη, Тæхран, Тегеран, Техеран, Теҳрон, Թեհրան, טהראן, טהרן, تهران, تهرون, تِهران, تِهِرَن, تہران, طهران, ܛܗܪܐܢ, तेहरान, তেহরান, தெஹ்ரான், เตหะราน, ཏེ་ཧི་རན།, თეირანი, ቴህራን, テヘラン, 德黑兰, 테헤란
Population
7,153,309
Currency
Rial (IRR)
Geographic Coordinates
35° 41' N Latitude / 51° 25' E Longitude
International Dialing Code
+98