Costa Rica
CST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
AHDT
Alaska-Hawaii Daylight Time
GMT -9
12am
3am
6am
9am
12pm
3pm
6pm
9pm

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

Time Difference

CST (Central Standard Time) is 3 hours ahead of Alaska-Hawaii Daylight Time
6:00 am06:00 in San Jose, Costa Rica is 3:00 am03:00 in AHDT

San José to AHDT call time
Best time for a conference call or a meeting is between 12pm-5pm in San José which corresponds to 9am-2pm in AHDT

6:00 am06:00 CST (Central Standard Time) (San Jose, Costa Rica). Offset UTC -6:00 hours
3:00 am03:00 Alaska-Hawaii Daylight Time (AHDT). Offset UTC -9:00 hours

6:00 am06:00 San Jose, Costa Rica / 3:00 am03:00 AHDT

San Jose, Costa RicaAHDT
12am (midnight)9pm
1am10pm
2am11pm
3am12am (midnight)
4am1am
5am2am
6am3am
7am4am
8am5am
9am6am
10am7am
11am8am
12pm (noon)9am
1pm10am
2pm11am
3pm12pm (noon)
4pm1pm
5pm2pm
6pm3pm
7pm4pm
8pm5pm
9pm6pm
10pm7pm
11pm8pm
00:0021:00
01:0022:00
02:0023:00
03:0000:00
04:0001:00
05:0002:00
06:0003:00
07:0004:00
08:0005:00
09:0006:00
10:0007:00
11:0008:00
12:0009:00
13:0010:00
14:0011:00
15:0012:00
16:0013:00
17:0014:00
18:0015:00
19:0016:00
20:0017:00
21:0018:00
22:0019:00
23:0020:00

San José Information

Time Zone

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

San José 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

Alaska-Hawaii Daylight Time

Offset: AHDT is 9 hours behind Greenwich Mean Time (GMT) and is used in America

Countries using this time zone: United States

Principal Cities: The largest city in the AHDT time zone is Anchorage in the United States, with about 291,826 people. Other major cities in this time zone include Fairbanks, Juneau, Eagle River, Badger.

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Alaska Daylight Time (AKDT).

Daylight saving time clock moves back for one hour from 2am to 1amStart: Alaska-Hawaii Daylight Time (AHDT) started on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually on the first Sunday of November.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Alaska-Hawaii Daylight Time (AHDT) ends on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am local daylight time instead. Standard time ends annually on the second Sunday of March.

AHDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -09 - basic short
  • -0900 - basic
  • -09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0900 - sign character (-) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Victor - Military abbreviation for AHDT
  • V - short form of 'Victor'
Time zones with the GMT -9 offset:
  • AKST - Alaska Standard Time
  • AHDT - Alaska-Hawaii Daylight Time
  • HADT - Hawaii-Aleutian Daylight Time
  • GAMT - Gambier Time
  • HDT - Hawaii Daylight Time
  • V - Victor Time Zone