Time in WEST and CHAST
The time difference between Western European Summer Time (WEST) and Chatham Standard Time (CHAST) is 11 hours 45 minutes. Chatham Standard Time is 11 hours 45 minutes ahead of Western European Summer Time.
This means 9am WEST is 8:45pm CHAST and 5pm WEST is 4:45am CHAST (next day).
Western European Summer Time
- The current local time in WEST is 12:35 pm (July 18, 2026)
- WEST time zone offset is UTC+01:00
Chatham Standard Time
- The current local time in CHAST is 12:20 am (July 19, 2026)
- CHAST time zone offset is UTC+12:45
How to convert Western European Summer Time to Chatham Standard Time?
Add 11 hours 45 minutes to Western European Summer Time to get Chatham Standard Time.
Time in WEST
00:00
Time in CHAST
00:00
Use the slider above to convert Western European Summer Time to Chatham Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| WEST | CHAST |
|---|---|
| 12am | 11:45am |
| 1am | 12:45pm |
| 2am | 1:45pm |
| 3am | 2:45pm |
| 4am | 3:45pm |
| 5am | 4:45pm |
| 6am | 5:45pm |
| 7am | 6:45pm |
| 8am | 7:45pm |
| 9am | 8:45pm |
| 10am | 9:45pm |
| 11am | 10:45pm |
| 12pm | 11:45pm |
| 1pm | 0:45am |
| 2pm | 1:45am |
| 3pm | 2:45am |
| 4pm | 3:45am |
| 5pm | 4:45am |
| 6pm | 5:45am |
| 7pm | 6:45am |
| 8pm | 7:45am |
| 9pm | 8:45am |
| 10pm | 9:45am |
| 11pm | 10:45am |