St Peter Port weather live forecast

Today's maximum temperature in St Peter Port is expected to be 50°F. Select a day from the live weather forecast for St Peter Port, Guernsey for more weather parameters.

Wednesday
14th Jan
50

45

2

1
Thursday
15th Jan
52

46

0

0
Friday
16th Jan
50

46

0

1
Saturday
17th Jan
50

45

2

1
Sunday
18th Jan
48

43

4

0

5-day weather forecast updated at 04:00 on Monday 12th 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 14th January 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 50°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a fresh breeze of 20 mph from the south-west.

50
°F maximum temperature
45
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
1
UV index (Low)
54
% chance of some rain
<5
mm of rainfall expected
43
°F wind chill
20
mph wind from SW

St Peter Port weather for Thursday 15th January 2026

Expect mostly cloudy with rain in St Peter Port, Guernsey with a maximum temperature of 52°F and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 91% chance of some rain and a strong breeze of 24 mph from the south.

52
°F maximum temperature
46
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
91
% chance of some rain
<30
mm of rainfall expected
52
°F wind chill
24
mph wind from S

St Peter Port weather for Friday 16th January 2026

Expect overcast with light rain in St Peter Port, Guernsey with a maximum temperature of 50°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 85% chance of some rain and a moderate breeze of 17 mph from the south-west.

50
°F maximum temperature
46
°F minimum temperature
overcast with light rain
0
hours of sunshine
1
UV index (Low)
85
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
17
mph wind from SW

St Peter Port weather for Saturday 17th January 2026

Expect mostly cloudy with light rain in St Peter Port, Guernsey with a maximum temperature of 50°F, 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 gentle breeze of 9 mph from the south-west.

50
°F maximum temperature
45
°F 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
46
°F wind chill
9
mph wind from SW

St Peter Port weather for Sunday 18th January 2026

Expect sunshine and showers in St Peter Port, Guernsey with a maximum temperature of 48°F and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a fresh breeze of 21 mph from the south.