Updating current time…
Hawaii, USAHST
UTC−10
12am
3am
6am
9am
12pm
3pm
6pm
9pm
X
UTC−11
1h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

2:00 am02:00 HST (UTC-10), Oct 23, 2026 = 1:00 am01:00 X (UTC-11), Oct 23, 2026

Hilo is 1 hour ahead of X.

How the time difference changes

Hilo is 1 hour ahead of X year-round.

Working hours of 9:00 am to 6:00 pm in Hilo correspond to 8:00 am to 5:00 pm in X.Working hours of 09:00 to 18:00 in Hilo correspond to 08:00 to 17:00 in X.

Compare Hilo time with X 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 1 hour ahead of X-ray Time Zone.
2:00 am02:00 in Hilo, HI, USA is 1:00 am01:00 in X

Hilo to X call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in Hilo which corresponds to 9am-5pm09:00-17:00 in X

2:00 am02:00 HST (Hawaii Standard Time) (Hilo, HI, USA). Offset UTC -10:00 hours
1:00 am01:00 X-ray Time Zone (X). Offset UTC -11:00 hours

2:00 am02:00 Hilo, HI, USA / 1:00 am01:00 X

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, USAX
11:00pm previous day
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23:00 previous day
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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

X-ray Time Zone

Offset: X is 11 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: American Samoa, Niue, United States Minor Outlying Islands

Principal Cities: The largest city in the X time zone is Pago Pago in American Samoa, with about 11,500 people. Other major cities in this time zone include Tāfuna, Nu‘uuli, Leone, Faleniu.

Daylight Saving: Clocks in X-ray Time Zone (X) do not change for daylight saving time, so X stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

X representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -11 - basic short
  • -1100 - basic
  • -11:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -1100 - sign character (-) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates an offset of eleven hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • X-ray - Military abbreviation for X
  • X - short form of 'X-ray'
Time zones with the GMT -11 offset:
  • NUT - Niue Time
  • SST - Samoa Standard Time
  • X - X-ray Time Zone