St Peter Port weather live forecast

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

Tuesday
9th Jun
15

12

4

6
Wednesday
10th Jun
15

11

8

6
Thursday
11th Jun
17

12

1

2
Friday
12th Jun
18

13

10

5
Saturday
13th Jun
18

13

12

7

5-day weather forecast updated at 04:00 on Tuesday 9th 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.

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 Tuesday 9th June 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 15°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 22% 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)
22
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
26
kph wind from W

St Peter Port weather for Wednesday 10th June 2026

Expect sunshine and showers in St Peter Port, Guernsey with a maximum temperature of 15°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 17% chance of some rain and a moderate breeze of 27 kph from the west.

15
°C maximum temperature
11
°C minimum temperature
sunshine and showers
8
hours of sunshine
6
UV index (High)
17
% chance of some rain
<2
mm of rainfall expected
15
°C wind chill
27
kph wind from W

St Peter Port weather for Thursday 11th June 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 17°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a fresh breeze of 33 kph from the west.

17
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
2
UV index (Low)
35
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
33
kph wind from W

St Peter Port weather for Friday 12th June 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 moderate breeze of 26 kph from the west.

18
°C maximum temperature
13
°C minimum temperature
broken clouds
10
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
26
kph wind from W

St Peter Port weather for Saturday 13th June 2026

Expect scattered clouds in St Peter Port, Guernsey with a maximum temperature of 18°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-east.