Updating current time…
Hawaii, USAHST
UTC−10
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CDT/CST
UTC−5
5h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Central Time is on daylight saving time: CDT (UTC−5) until Sun, Nov 1.

Mexico City and Saskatchewan stay on CST (UTC−6).

Quick answers

Selected conversion

2:00 am02:00 HST (UTC-10), Oct 17, 2026 = 7:00 am07:00 CDT (UTC-5), Oct 17, 2026

Hilo is 5 hours behind CDT.

How the time difference changes

For most of the year, Hilo is 5 hours behind CDT. From Nov 1, 2026 to Mar 14, 2027, Hilo is 4 hours behind CST.

For most of the year, working hours of 9:00 am to 6:00 pm in Hilo correspond to 2:00 pm to 11:00 pm in CDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Hilo correspond to 1:00 pm to 10:00 pm in CST.For most of the year, working hours of 09:00 to 18:00 in Hilo correspond to 14:00 to 23:00 in CDT. At other times of the year, working hours of 09:00 to 18:00 in Hilo correspond to 13:00 to 22:00 in CST.

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

Time Difference

HST (Hawaii Standard Time) is 5 hours behind Central Daylight Time.
2:00 am02:00 in Hilo, HI, USA is 7:00 am07:00 in CDT

Hilo to CDT call time
Best time for a conference call or a meeting is between 9am-1pm09:00-13:00 in Hilo which corresponds to 2pm-6pm14:00-18:00 in CDT

2:00 am02:00 HST (Hawaii Standard Time) (Hilo, HI, USA). Offset UTC -10:00 hours
7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours

2:00 am02:00 Hilo, HI, USA / 7:00 am07:00 CDT

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
Hilo, HI, USACDT
5:00am
6:00am
7:00am
8:00am
9:00am
10:00am
11:00am
12:00pm
1:00pm
2:00pm
3:00pm
4:00pm
5:00pm
6:00pm
7:00pm
8:00pm
9:00pm
10:00pm
11:00pm
12:00am next day
1:00am next day
2:00am next day
3:00am next day
4:00am next day
05:00
06:00
07:00
08:00
09:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00
00:00 next day
01:00 next day
02:00 next day
03:00 next day
04:00 next day

Hilo Time Zone and Facts

Time Zone

Abbreviation / Offset
HST – Hawaii Standard Time, UTC-10 (no daylight saving time)

Hilo Facts

Country
USA
State
Hawaii
Alternative Names
Baie de Hilo, Chilo, Hido, Hilas, Hilo, ITO, Khilo, hillo, hilo, hiro, hylw, xi lu, xi luo, Χίλο, Хило, Хіло, הילו, ہیلو، ہوائی, हिलो, ヒロ, 希洛, 希路, 힐로
Population
43,263
Currency
Dollar (USD)
Geographic Coordinates
19° 43' N Latitude / 155° 05' W Longitude
International Dialing Code
+1

Central Standard Time

Offset: CST is 6 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Belize, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, United States

Principal Cities: The largest city in the CST time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Map of the areas on Central Standard Time (CST)
CST all year CST part of the year

Today the lighter areas are on UTC−5 (Central Daylight Time).

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

123456789101112End: Central Standard Time (CST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

123456789101112Start: Central Standard Time (CST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

See USA daylight saving time and upcoming clock changes worldwide.

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for CST
  • S - short form of 'Sierra'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Bahia_Banderas
  • America/Belize
  • America/Chicago
  • America/Chihuahua
  • America/Costa_Rica
  • America/El_Salvador
  • America/Guatemala
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Managua
  • America/Matamoros
  • America/Menominee
  • America/Merida
  • America/Mexico_City
  • America/Monterrey
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Regina
  • America/Resolute
  • America/Swift_Current
  • America/Tegucigalpa
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • Canada/Saskatchewan
  • Mexico/General
  • US/Central
  • US/Indiana-Starke
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone