Guernsey weather live forecast

Today's maximum temperature in Guernsey is expected to be 15°C. Select a day from the live weather forecast for Guernsey (St Peter Port) for more weather parameters.

Tuesday
9th Jun
15

12

4

6
Wednesday
10th Jun
16

12

8

5
Thursday
11th Jun
18

12

2

6
Friday
12th Jun
18

13

11

6
Saturday
13th Jun
18

13

14

7

5-day weather forecast updated at 04:00 on Monday 8th June 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 Tuesday 9th June 2026

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 15°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 26 kph from the west.

15
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
6
UV index (High)
32
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
26
kph wind from W

Guernsey weather for Wednesday 10th June 2026

Expect broken clouds in Guernsey with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the west.

16
°C maximum temperature
12
°C minimum temperature
broken clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
16
°C wind chill
27
kph wind from W

Guernsey weather for Thursday 11th June 2026

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 18°C, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a moderate breeze of 26 kph from the west.

18
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
6
UV index (High)
30
% chance of some rain
<2
mm of rainfall expected
18
°C wind chill
26
kph wind from W

Guernsey weather for Friday 12th June 2026

Expect scattered clouds in Guernsey with a maximum temperature of 18°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the west.

18
°C maximum temperature
13
°C minimum temperature
scattered clouds
11
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
24
kph wind from W

Guernsey weather for Saturday 13th June 2026

Expect clear skies in Guernsey with a maximum temperature of 18°C, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.