St Peter Port weather live forecast

Today's maximum temperature in St Peter Port is expected to be 55°F. Select a day from the live weather forecast for St Peter Port, Guernsey for more weather parameters.

Friday
12th Dec
55

50

1

0
Saturday
13th Dec
54

48

6

1
Sunday
14th Dec
54

48

2

0
Monday
15th Dec
55

48

2

0
Tuesday
16th Dec
54

48

3

0

5-day weather forecast updated at 04:00 on Friday 12th December 2025 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 Friday 12th December 2025

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 55°F and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 18% chance of some rain and a moderate breeze of 17 mph from the south.

55
°F maximum temperature
50
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
18
% chance of some rain
<2
mm of rainfall expected
55
°F wind chill
17
mph wind from S

St Peter Port weather for Saturday 13th December 2025

Expect scattered clouds in St Peter Port, Guernsey with a maximum temperature of 54°F, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-west.

54
°F maximum temperature
48
°F minimum temperature
scattered clouds
6
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from SW

St Peter Port weather for Sunday 14th December 2025

Expect broken clouds in St Peter Port, Guernsey with a maximum temperature of 54°F and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the south.

54
°F maximum temperature
48
°F minimum temperature
broken clouds
2
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
54
°F wind chill
17
mph wind from S

St Peter Port weather for Monday 15th December 2025

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 55°F and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 40% chance of some rain and a fresh breeze of 19 mph from the south.

55
°F maximum temperature
48
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
0
UV index (None)
40
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
19
mph wind from S

St Peter Port weather for Tuesday 16th December 2025

Expect mostly cloudy with rain in St Peter Port, Guernsey with a maximum temperature of 54°F and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 57% chance of some rain and a moderate breeze of 14 mph from the north-west.