Guernsey weather live forecast

Today's maximum temperature in Guernsey is expected to be 57°F. Select a day from the live weather forecast for Guernsey (St Peter Port) for more weather parameters.

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Sunday
7th Dec
57

52

0

0
Monday
8th Dec
55

52

0

1
Tuesday
9th Dec
57

52

0

0
Wednesday
10th Dec
55

50

2

1
Thursday
11th Dec
52

48

3

0

5-day weather forecast updated at 04:00 on Sunday 7th December 2025 GMT

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Destination

The 5-day weather forecast for Guernsey, represented by St Peter Port, (St Peter Port) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Guernsey weather forecast by day

Below are the detailed weather forecasts for Guernsey for the next 5 days. The forecasts shown are for St Peter Port and may not represent the whole of Guernsey. Browse more destinations in Guernsey to view more weather forecasts.

Guernsey weather for Sunday 7th December 2025

Expect mostly cloudy with rain in Guernsey with a maximum temperature of 57°F and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 87% chance of some rain and a strong breeze of 24 mph from the south-west.

57
°F maximum temperature
52
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
87
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
24
mph wind from SW

Guernsey weather for Monday 8th December 2025

Expect mostly cloudy with rain in Guernsey with a maximum temperature of 55°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a fresh breeze of 20 mph from the south-west.

55
°F maximum temperature
52
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
71
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
20
mph wind from SW

Guernsey weather for Tuesday 9th December 2025

Expect mostly cloudy with rain in Guernsey with a maximum temperature of 57°F and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a strong breeze of 24 mph from the south.

57
°F maximum temperature
52
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
68
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
24
mph wind from S

Guernsey weather for Wednesday 10th December 2025

Expect broken clouds in Guernsey with a maximum temperature of 55°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the south-west.

55
°F maximum temperature
50
°F minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
55
°F wind chill
12
mph wind from SW

Guernsey weather for Thursday 11th December 2025

Expect broken clouds in Guernsey with a maximum temperature of 52°F and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south.