Costa Rica
CST
IST
Irish Standard Time
GMT +1

Time Difference

CST (Central Standard Time) is 7 hours behind Irish Standard Time
10:00 pm22:00 in San Jose, Costa Rica is 5:00 am05:00 in IST

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

10:00 pm22:00 CST (Central Standard Time) (San Jose, Costa Rica). Offset UTC -6:00 hours
5:00 am05:00 Irish Standard Time (IST). Offset UTC +1:00 hour

10:00 pm22:00 San Jose, Costa Rica / 5:00 am05:00 IST

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

San Jose Information

Time Zone

Abbreviation / Name
CST - Central Standard Time
UTC / GMT Offset
-6:00 hours during Central Standard Time, currently in use.

San Jose Facts

Country
Costa Rica
Alternative Names
SJO, San Chose, San Chosė, San Hose, San Jose, San Jose de Costa Rica, San Jose i Costa Rica, San José, San José de Costa Rica, San José i Costa Rica, San Joze, San Jozé, San Jusiy, San Khose, San Khoze, San Xose, San Xosé, San-Joseo, San-Khaseh, San-Khose, San-Xose, Sanhose, Sanhosē, Urbs Sancti Iosephi in Costarica, can hoce, san jwz, san khwsyh, san khwzh, san khwzے kwsٹaryka, san-khose, sana hoje, sana hose, sana hoze, sanhose, sheng he xi, sn hwsh, syana hose, Σαν Χοσέ, Сан Хозе, Сан Хосе, Сан-Хасэ, Сан-Хосе, Սան Խոսե, סאן חוסה, סן חוסה, سان جوز, سان خوزه, سان خوزے، کوسٹاریکا, سان خوسيه, سان خوسې, सान होज़े, सान होजे, স্যান হোসে, ਸਾਨ ਹੋਸੇ, சான் ஹொசே, ซันโฮเซ, སན་ཇོ་སེ།, სან-ხოსე, ሳን ሆዜ, サンホセ, 聖荷西, 산호세
Population
335,007
Currency
Colon (CRC)
Geographic Coordinates
9° 55' N Latitude / 84° 04' W Longitude
International Dialing Code
+506

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 30, 2025 at 3:00 am local time and clocks were set one hour back to Sunday, March 30, 2025, 2:00 am. Standard time starts annually the on last Sunday of October.

End: Irish Standard Time (IST) ends on Sunday, October 26, 2025 at 2:00 am local time and clocks are set one hour forward to Sunday, October 26, 2025, 3:00 am local daylight time instead. Standard time starts annually the on last Sunday of March.

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