Updating current time…
ChinaCST
UTC+8
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IranIRST
UTC+3:30
4h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 pm20:00 CST (UTC+8), Oct 27, 2026 = 3:30 pm15:30 IRST (UTC+3:30), Oct 27, 2026

Shanghai is 4 hours and 30 minutes ahead of Khāmesān.

How the time difference changes

Shanghai is 4 hours and 30 minutes ahead of Khāmesān year-round.

Working hours of 9:00 am to 6:00 pm in Shanghai correspond to 4:30 am to 1:30 pm in Khāmesān.Working hours of 09:00 to 18:00 in Shanghai correspond to 04:30 to 13:30 in Khāmesān.

Compare Shanghai time with Khāmesān time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

CST (China Standard Time) is 4 hours and 30 minutes ahead of IRST (Iran Standard Time).
8:00 pm20:00 in Shanghai, China is 3:30 pm15:30 in Khāmesān, Iran

Shanghai to Khāmesān call time
Best time for a conference call or a meeting is between 1:30pm-6pm13:30-18:00 in Shanghai which corresponds to 9am-1:30pm09:00-13:30 in Khāmesān

8:00 pm20:00 CST (China Standard Time) (Shanghai, China). Offset UTC +8:00 hours
3:30 pm15:30 IRST (Iran Standard Time) (Khāmesān, Iran). Offset UTC +3:30 hours

8:00 pm20:00 Shanghai, China / 3:30 pm15:30 Khāmesān, Iran

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Hourly time comparison
Shanghai, ChinaKhāmesān, Iran
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Shanghai Time Zone and Facts

Time Zone

Abbreviation / Offset
CST – China Standard Time, UTC+8 (no daylight saving time)

Shanghai Facts

Country
China
Alternative Names
SHA, San'nkae, Sanchajus, Sangaj, Sangay, Sanghaj, Sanghay, Sanhaja, Sanhajo, Sanxay, Schanghai, Shang-hai, Shang-hai-shih, Shangai, Shangaj, Shanghai, Shanghai - shang hai, Shanghai - 上海, Shankhaj, Sjanghae, Sjanghai, Sjanghæ, Szanghaj, Thuong Hai, Thượng Hải, Xangai, cankay, sangha'i, sanghae, sanghai, seiynghi, shang hai, shang hai shi, shanghay, shanghhay, shanhai, zhong guo shang hai, Ŝanhajo, Şangay, Şanghay, Şanxay, Šanchajus, Šangaj, Šanghaj, Šanhaja, Σανγκάη, Шангај, Шанхай, שאנגחאי, شانغهاي, شانگهای, شاڭخەي, شاڭخەي شەھىرى, সাংঘাই, சாங்காய், เซี่ยงไฮ้, შანჰაი, 上海, 上海市, 中国上海, 상하이, 상해
Population
24,874,500
Currency
Yuan Renminbi (CNY)
Geographic Coordinates
31° 13' N Latitude / 121° 27' E Longitude
International Dialing Code
+86

Khāmesān Time Zone and Facts

Time Zone

Abbreviation / Offset
IRST – Iran Standard Time, UTC+3:30 (no daylight saving time)

Khāmesān Facts

Country
Iran
Population
1,405
Currency
Rial (IRR)
Geographic Coordinates
34° 58' N Latitude / 47° 05' E Longitude
International Dialing Code
+98