Time Zone Converter | Convert GST to HDT

GST → HDT conversion table

What time it is in HDT for each hour in GST today. +1 = next calendar day

GST to HDT — 24-hour conversion
GST	HDT
00:00	11:00 (2026-09-25)
01:00	12:00 (2026-09-25)
02:00	13:00 (2026-09-25)
03:00	14:00 (2026-09-25)
04:00	15:00 (2026-09-25)
05:00	16:00 (2026-09-25)
06:00	17:00 (2026-09-25)
07:00	18:00 (2026-09-25)
08:00	19:00 (2026-09-25)
09:00	20:00 (2026-09-25)
10:00	21:00 (2026-09-25)
11:00	22:00 (2026-09-25)
12:00	23:00 (2026-09-25)
13:00	00:00
14:00	01:00
15:00	02:00
16:00	03:00
17:00	04:00
18:00	05:00
19:00	06:00
20:00	07:00
21:00	08:00
22:00	09:00
23:00	10:00

Morning

12:00 AM GST 11:00 AM HDT +1

1:00 AM GST 12:00 PM HDT +1

2:00 AM GST 1:00 PM HDT +1

3:00 AM GST 2:00 PM HDT +1

4:00 AM GST 3:00 PM HDT +1

5:00 AM GST 4:00 PM HDT +1

6:00 AM GST 5:00 PM HDT +1

7:00 AM GST 6:00 PM HDT +1

8:00 AM GST 7:00 PM HDT +1

9:00 AM GST 8:00 PM HDT +1

10:00 AM GST 9:00 PM HDT +1

11:00 AM GST 10:00 PM HDT +1

Afternoon

12:00 PM GST 11:00 PM HDT +1

1:00 PM GST 12:00 AM HDT

2:00 PM GST 1:00 AM HDT

3:00 PM GST 2:00 AM HDT

4:00 PM GST 3:00 AM HDT

5:00 PM GST 4:00 AM HDT

Evening

6:00 PM GST 5:00 AM HDT

7:00 PM GST 6:00 AM HDT

8:00 PM GST 7:00 AM HDT

9:00 PM GST 8:00 AM HDT

10:00 PM GST 9:00 AM HDT

11:00 PM GST 10:00 AM HDT

Frequently asked questions

Use the hour-by-hour table below to see how each clock hour in Gulf Standard Time (GST) maps to Hawaii Daylight Time (HDT). Offsets can change with daylight saving.

Enter a time in the converter above, or look up the matching row in the 24-hour conversion table. Both times use today's date in their respective zones.

Yes. When either zone observes DST, the offset between them can shift by an hour. The table reflects the offset for today.

GST to HDT Converter
Convert time between Gulf Standard Time (GST) and Hawaii Daylight Time (HDT).

Time Zone Comparison Chart

GST → HDT conversion table

Frequently asked questions

Convert GST to other time zones

Convert HDT to other time zones

GST to HDT Converter Convert time between Gulf Standard Time (GST) and Hawaii Daylight Time (HDT).

Time Zone Comparison Chart

GST → HDT conversion table

Frequently asked questions

What is the time difference between GST and HDT?

How do I convert GST to HDT?

Do daylight saving changes affect this conversion?

Convert GST to other time zones

Convert HDT to other time zones

GST to HDT Converter
Convert time between Gulf Standard Time (GST) and Hawaii Daylight Time (HDT).