China
CST
IST
Irish Standard Time
GMT +1

Time Difference

CST (China Standard Time) is 7 hours ahead of Irish Standard Time
2:00 am02:00 in Hefei, China is 7:00 pm19:00 in IST

Hefei to IST call time
Best time for a conference call or a meeting is between 3pm-6pm in Hefei which corresponds to 8am-11am in IST

2:00 am02:00 CST (China Standard Time) (Hefei, China). Offset UTC +8:00 hours
7:00 pm19:00 Irish Standard Time (IST). Offset UTC +1:00 hour

2:00 am02:00 Hefei, China / 7:00 pm19:00 IST

Hefei, China IST
12am (midnight) 5pm
1am 6pm
2am 7pm
3am 8pm
4am 9pm
5am 10pm
6am 11pm
7am 12am (midnight)
8am 1am
9am 2am
10am 3am
11am 4am
12pm (noon) 5am
1pm 6am
2pm 7am
3pm 8am
4pm 9am
5pm 10am
6pm 11am
7pm 12pm (noon)
8pm 1pm
9pm 2pm
10pm 3pm
11pm 4pm
0:00 17:00
1:00 18:00
2:00 19:00
3:00 20:00
4:00 21:00
5:00 22:00
6:00 23:00
7:00 0:00
8:00 1:00
9:00 2:00
10:00 3:00
11:00 4:00
12:00 5:00
13:00 6:00
14:00 7:00
15:00 8:00
16:00 9:00
17:00 10:00
18:00 11:00
19:00 12:00
20:00 13:00
21:00 14:00
22:00 15:00
23:00 16:00

Hefei Information

Time Zone

Abbreviation / Name
CST - China Standard Time
UTC / GMT Offset
+8:00 hours during China Standard Time, currently in use.

Hefei Facts

Country
China
Alternative Names
Che-fej, Chefei, HFE, Hak-bui, Hap-pui-chhi, Ha̍p-pûi-chhī, Hefei, Hefei Shi, Hefejo, Hefejus, Hefėjus, Heyfey, Ho-fei, Ho-fei-hsien, Ho-fei-shih, Hofej, Hop Phi, Hozfeiz, Hăk-bùi, Hợp Phì, Khefej, Khehfehj, Khufej, Lu-chou, Luchow, Luchowfu, Lunchow, haphai, he fei, he fei shi, hefe'i, heopei si, hexfey, hfyy, khfy, Χεφέι, Хефей, Хефеј, Хъфей, Хэфэй, Хөфэй, Հեյֆեյ, خفي, خېفېي شەھىر, هفئی, ہیفئی, ہیفیئی, हफै, हेफ़ेई, เหอเฝย์, 合肥, 合肥市, 허페이 시
Population
3,310,268
Currency
Yuan Renminbi (CNY)
Geographic Coordinates
31° 51' N Latitude / 117° 16' E Longitude
International Dialing Code
+86

Irish Standard Time

Offset: IST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe

Countries: It is used in following countries: Ireland

Principal Cities: The largest city in the IST timezone is Dublin from Ireland with population about 1.024 million people. Other major cities in the area are Cork, Dun Laoghaire, Luimneach, Gaillimh

IST Time Zone Geo Map
IST timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Greenwich Mean Time (GMT).

Start: Irish Standard Time (IST) started on Sunday, March 31, 2024 at 3:00 am local time and clocks were set one hour back to Sunday, March 31, 2024, 2:00 am. Standard time starts annually the on last Sunday of March.

End: Irish Standard Time (IST) ends on Sunday, October 27, 2024 at 2:00 am local time and clocks are set one hour forward to Sunday, October 27, 2024, 3:00 am local daylight time instead. Standard time starts annually the on last Sunday of October.

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates one hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Alpha - Military abbreviation for IST
  • A - short form of 'Alpha'
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Eire
  • Europe/Dublin
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2
  • Iran Standard Time - UTC +3:30
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time