GMT to CDT time zone converter

GMT (UTC+00:00)
Greenwich Mean Time
08:59:00
Oct 23
  • 12
    AM
  • 1
    AM
  • 2
    AM
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM
  • 4
    PM
  • 5
    PM
  • 6
    PM
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
CDT (UTC-05:00)
Central Daylight Time
03:59:00
Oct 23
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
  • 12
    AM
  • 1
    AM
  • 2
    AM
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM
  • 4
    PM
  • 5
    PM
  • 6
    PM

This simple GMT to CDT time zone converter allows you to quickly and visually understand the time difference between GMT (GMT) and CDT (CDT).

2026-10-23: 8:59 AM GMT

3:59 AM CDT

GMT: UTC+00:00 · CDT: UTC-05:00

Just hover over the colored hour tiles, and you’ll instantly see the corresponding time in both zones. The time difference between GMT and CDT is 5 hours 0 minutes, with GMT being ahead. For example, if it is 8:59 AM GMT, the equivalent time in CDT will be 3:59 AM CDT.

GMT to CDT hour-by-hour

2026-10-23 · GMT
Greenwich Mean TimeCentral Daylight Time
00:00 GMT19:00 (-1) CDT
00:30 GMT19:30 (-1) CDT
01:00 GMT20:00 (-1) CDT
01:30 GMT20:30 (-1) CDT
02:00 GMT21:00 (-1) CDT
02:30 GMT21:30 (-1) CDT
03:00 GMT22:00 (-1) CDT
03:30 GMT22:30 (-1) CDT
04:00 GMT23:00 (-1) CDT
04:30 GMT23:30 (-1) CDT
05:00 GMT00:00 CDT
05:30 GMT00:30 CDT
06:00 GMT01:00 CDT
06:30 GMT01:30 CDT
07:00 GMT02:00 CDT
07:30 GMT02:30 CDT
08:00 GMT03:00 CDT
08:30 GMT03:30 CDT
09:00 GMT04:00 CDT
09:30 GMT04:30 CDT
10:00 GMT05:00 CDT
10:30 GMT05:30 CDT
11:00 GMT06:00 CDT
11:30 GMT06:30 CDT
12:00 GMT07:00 CDT
12:30 GMT07:30 CDT
13:00 GMT08:00 CDT
13:30 GMT08:30 CDT
14:00 GMT09:00 CDT
14:30 GMT09:30 CDT
15:00 GMT10:00 CDT
15:30 GMT10:30 CDT
16:00 GMT11:00 CDT
16:30 GMT11:30 CDT
17:00 GMT12:00 CDT
17:30 GMT12:30 CDT
18:00 GMT13:00 CDT
18:30 GMT13:30 CDT
19:00 GMT14:00 CDT
19:30 GMT14:30 CDT
20:00 GMT15:00 CDT
20:30 GMT15:30 CDT
21:00 GMT16:00 CDT
21:30 GMT16:30 CDT
22:00 GMT17:00 CDT
22:30 GMT17:30 CDT
23:00 GMT18:00 CDT
23:30 GMT18:30 CDT

Greenwich Mean Time

UTC+00:00

Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT.

GMT · UTC+00:00

Central Daylight Time

UTC-05:00

Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT.

CDT · UTC-05:00

Frequently Asked Questions

2026-10-23 · GMT ahead of CDT: 5 hours 0 minutes. GMT: UTC+00:00; CDT: UTC-05:00.

2026-10-23 · 08:59 GMT → 03:59 CDT.

Weekday overlap (Mon–Fri, 09:00–17:00 in both places): GMT: 14:00 GMT – 17:00 GMT ↔ CDT: 09:00 CDT – 12:00 CDT

GMT ahead of CDT: 5 hours 0 minutes

Date → Select range → .ics. 2026-10-23 · 08:59 GMT → 03:59 CDT.

GMT: Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT. CDT: Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT.