St Peter Port weather live forecast

Today's maximum temperature in St Peter Port is expected to be 11°C. Select a day from the live weather forecast for St Peter Port, Guernsey for more weather parameters.

Wednesday
21st Jan
11

8

1

0
Thursday
22nd Jan
10

8

2

1
Friday
23rd Jan
10

8

2

1
Saturday
24th Jan
10

8

1

0
Sunday
25th Jan
9

7

3

1

5-day weather forecast updated at 04:01 on Wednesday 21st January 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 21st January 2026

Expect mostly cloudy with rain in St Peter Port, Guernsey with a maximum temperature of 11°C and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 62% chance of some rain and a strong breeze of 47 kph from the south.

11
°C maximum temperature
8
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
0
UV index (None)
62
% chance of some rain
<20
mm of rainfall expected
11
°C wind chill
47
kph wind from S

St Peter Port weather for Thursday 22nd January 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 10°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 57% chance of some rain and a moderate breeze of 28 kph from the south.

10
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
1
UV index (Low)
57
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
28
kph wind from S

St Peter Port weather for Friday 23rd January 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 10°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 44% chance of some rain and a fresh breeze of 37 kph from the south-east.

10
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
1
UV index (Low)
44
% chance of some rain
<5
mm of rainfall expected
6
°C wind chill
37
kph wind from SE

St Peter Port weather for Saturday 24th January 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 10°C and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 40% chance of some rain and a fresh breeze of 37 kph from the south-east.

10
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
40
% chance of some rain
<5
mm of rainfall expected
6
°C wind chill
37
kph wind from SE

St Peter Port weather for Sunday 25th January 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 9°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 42% chance of some rain and a moderate breeze of 28 kph from the north-east.