It is the current local time right now in Saint Peter Port and in all Guernsey’s cities. 
Guernsey’s time zone: BST or UTC+01:00

Daylight saving time is in effect in Guernsey.
See recent and expected DST changes in Guernsey in the table below.
The next DST change is highlighted.
 

Change Type	Time and Date of DST Change	Time Change
DST started	Sunday, March 31, 2024 at 1:00Sunday, March 31, 2024 at 1:00 AM	The clocks were put forward an hour.
DST ends	Sunday, October 27, 2024 at 2:00Sunday, October 27, 2024 at 2:00 AM	The clocks will be put back an hour.
DST starts	Sunday, March 30, 2025 at 1:00Sunday, March 30, 2025 at 1:00 AM	The clocks will be put forward an hour.

Full name: Bailiwick of Guernsey
Continent: Europe
Region: Northern Europe
Population: 65,228
Area: 78 km²
Capital: St Peter Port
Currency: Pound (GBP)
Phone code: +44-1481
Domain: .gg
Wikipedia article: Guernsey