Shanghai to Chāh Kūr Time Converter

Updating current time…
Shanghai
ChinaCST
UTC+8
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Chāh Kūr
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 30, 2026 = 3:30 pm15:30 IRST (UTC+3:30), Oct 30, 2026

Shanghai is 4 hours and 30 minutes ahead of Chāh Kūr.

How the time difference changes

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

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

Compare Shanghai time with Chāh Kūr 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 Chāh Kūr, Iran

Shanghai to Chāh Kūr 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 Chāh Kūr

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

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

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.

Hourly time comparison
Shanghai, ChinaChāh Kūr, 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
More About Shanghai
Shanghai local time and city facts

Chāh Kūr Time Zone and Facts

Time Zone

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

Chāh Kūr Facts

Country
Iran
Population
1,180
Currency
Rial (IRR)
Geographic Coordinates
27° 34' N Latitude / 53° 05' E Longitude
International Dialing Code
+98
More About Chāh Kūr
Chāh Kūr local time and city facts