St Peter Port weather live forecast

Today's maximum temperature in St Peter Port is expected to be 10°C. Select a day from the live weather forecast for St Peter Port, Guernsey for more weather parameters.

Wednesday
14th Jan
10

7

2

1
Thursday
15th Jan
11

8

0

0
Friday
16th Jan
10

8

0

1
Saturday
17th Jan
10

7

2

1
Sunday
18th Jan
9

6

4

0

5-day weather forecast updated at 04:00 on Monday 12th January 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 Wednesday 14th 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 54% chance of some rain and a fresh breeze of 32 kph from the south-west.

10
°C maximum temperature
7
°C 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
6
°C wind chill
32
kph 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 11°C 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 39 kph from the south.

11
°C maximum temperature
8
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
91
% chance of some rain
<30
mm of rainfall expected
11
°C wind chill
39
kph 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 10°C, 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 27 kph from the south-west.

10
°C maximum temperature
8
°C 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
27
kph 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 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 gentle breeze of 15 kph from the south-west.

10
°C maximum temperature
7
°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
8
°C wind chill
15
kph 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 9°C 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 33 kph from the south.