St Peter Port weather live forecast

Today's maximum temperature in St Peter Port is expected to be 13°C. Select a day from the live weather forecast for St Peter Port, Guernsey for more weather parameters.

Wednesday
6th May
13

10

2

2
Thursday
7th May
14

10

7

3
Friday
8th May
17

10

7

5
Saturday
9th May
18

12

10

5
Sunday
10th May
17

11

0

3

5-day weather forecast updated at 04:00 on Wednesday 6th May 2026 GMT

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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.

St Peter Port weather forecast by day

Below are the detailed weather forecasts for St Peter Port for the next 5 days.

St Peter Port weather for Wednesday 6th May 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 13°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a light breeze of 12 kph from the east.

13
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
2
UV index (Low)
28
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
12
kph wind from E

St Peter Port weather for Thursday 7th May 2026

Expect broken clouds in St Peter Port, Guernsey with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-east.

14
°C maximum temperature
10
°C minimum temperature
broken clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from SE

St Peter Port weather for Friday 8th May 2026

Expect broken clouds in St Peter Port, Guernsey with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the east.

17
°C maximum temperature
10
°C minimum temperature
broken clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
17
°C wind chill
18
kph wind from E

St Peter Port weather for Saturday 9th May 2026

Expect broken clouds in St Peter Port, Guernsey with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

18
°C maximum temperature
12
°C minimum temperature
broken clouds
10
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
19
kph wind from E

St Peter Port weather for Sunday 10th May 2026

Expect overcast with light rain in St Peter Port, Guernsey with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 56% chance of some rain and a moderate breeze of 22 kph from the north-east.