UTC to HST converter

Coordinated Universal Time (the world reference time) to Hawaii Time (Honolulu).

UTC12:07 AMSat 31 Oct 2026

→

HST2:07 PMFri 30 Oct 2026

HST is 10 h behind UTC.

Pick a time in UTC

⇄ HST to UTC

9:00 AM UTC = 11:00 PM HST previous day

Best time to meet

No hour falls inside 9 AM to 5 PM in both places. The least painful: around 7:00 PM UTC, which is 9:00 AM HST.

UTC to HST time table

For 31 Oct 2026. Green rows: both sides between 9 AM and 5 PM.

UTC	HST
12:00 AM UTC	2:00 PM HST previous day
1:00 AM UTC	3:00 PM HST previous day
2:00 AM UTC	4:00 PM HST previous day
3:00 AM UTC	5:00 PM HST previous day
4:00 AM UTC	6:00 PM HST previous day
5:00 AM UTC	7:00 PM HST previous day
6:00 AM UTC	8:00 PM HST previous day
7:00 AM UTC	9:00 PM HST previous day
8:00 AM UTC	10:00 PM HST previous day
9:00 AM UTC	11:00 PM HST previous day
10:00 AM UTC	12:00 AM HST
11:00 AM UTC	1:00 AM HST
12:00 PM UTC	2:00 AM HST
1:00 PM UTC	3:00 AM HST
2:00 PM UTC	4:00 AM HST
3:00 PM UTC	5:00 AM HST
4:00 PM UTC	6:00 AM HST
5:00 PM UTC	7:00 AM HST
6:00 PM UTC	8:00 AM HST
7:00 PM UTC	9:00 AM HST
8:00 PM UTC	10:00 AM HST
9:00 PM UTC	11:00 AM HST
10:00 PM UTC	12:00 PM HST
11:00 PM UTC	1:00 PM HST

Quick answers

9:00 AM UTC = 11:00 PM HST (previous day)
12:00 PM UTC = 2:00 AM HST
3:00 PM UTC = 5:00 AM HST
5:00 PM UTC = 7:00 AM HST
9:00 AM HST = 7:00 PM UTC
12:00 PM HST = 10:00 PM UTC
5:00 PM HST = 3:00 AM UTC (next day)

Does the gap change during the year?

No. HST is 10 h behind UTC all year.

UTC does not change its clocks. HST does not change its clocks.

About UTC and HST

UTC here means Coordinated Universal Time, the clock in the world reference time. Right now it is UTC+0. It has no daylight saving.

HST here means Hawaii Time, the clock in Honolulu. Right now it is UTC−10. It has no daylight saving.

Every city on your wrist

Meanwhile puts these times in your Mac menu bar, on your iPhone home screen and on your Apple Watch. Type “3pm Tokyo” and every city answers. Free for 3 cities. Unlock every city on every device once for $4.99, shared with your family. No subscription.

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