Guernsey weather live forecast

Today's maximum temperature in Guernsey is expected to be 12°C. Select a day from the live weather forecast for Guernsey (St Peter Port) for more weather parameters.

Sunday
12th Apr
12

8

8

4
Monday
13th Apr
12

8

9

4
Tuesday
14th Apr
14

9

3

4
Wednesday
15th Apr
15

11

5

2
Thursday
16th Apr
14

10

2

4

5-day weather forecast updated at 04:00 on Sunday 12th April 2026 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 12th April 2026

Expect sunshine and showers in Guernsey with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a fresh breeze of 33 kph from the south-west.

12
°C maximum temperature
8
°C minimum temperature
sunshine and showers
8
hours of sunshine
4
UV index (Moderate)
19
% chance of some rain
<2
mm of rainfall expected
12
°C wind chill
33
kph wind from SW

Guernsey weather for Monday 13th April 2026

Expect sunshine and showers in Guernsey with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and a light breeze of 12 kph from the south-west.

12
°C maximum temperature
8
°C minimum temperature
sunshine and showers
9
hours of sunshine
4
UV index (Moderate)
9
% chance of some rain
<2
mm of rainfall expected
12
°C wind chill
12
kph wind from SW

Guernsey weather for Tuesday 14th April 2026

Expect broken clouds in Guernsey with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south.

14
°C maximum temperature
9
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
24
kph wind from S

Guernsey weather for Wednesday 15th April 2026

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 15°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 46% chance of some rain and a moderate breeze of 21 kph from the south.

15
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
2
UV index (Low)
46
% chance of some rain
<2
mm of rainfall expected
15
°C wind chill
21
kph wind from S

Guernsey weather for Thursday 16th April 2026

Expect broken clouds in Guernsey with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-west.