Guernsey weather live forecast

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

Tuesday
20th Jan
10

8

0

1
Wednesday
21st Jan
10

8

5

0
Thursday
22nd Jan
10

8

7

0
Friday
23rd Jan
10

8

2

1

5-day weather forecast updated at 04:01 on Saturday 17th 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.

Guernsey weather forecast by day

Below are the detailed weather forecasts for Guernsey for the next 5 days. The forecasts shown are for St Peter Port and may not represent the whole of Guernsey. Browse more destinations in Guernsey to view more weather forecasts.

Guernsey weather for Tuesday 20th January 2026

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 10°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 40% chance of some rain and a moderate breeze of 24 kph from the south.

10
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
40
% chance of some rain
<5
mm of rainfall expected
7
°C wind chill
24
kph wind from S

Guernsey weather for Wednesday 21st January 2026

Expect sunshine and showers in Guernsey with a maximum temperature of 10°C and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 58% chance of some rain and a fresh breeze of 29 kph from the south.

10
°C maximum temperature
8
°C minimum temperature
sunshine and showers
5
hours of sunshine
0
UV index (None)
58
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
29
kph wind from S

Guernsey weather for Thursday 22nd January 2026

Expect scattered clouds in Guernsey with a maximum temperature of 10°C and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-east.

10
°C maximum temperature
8
°C minimum temperature
scattered clouds
7
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SE

Guernsey weather for Friday 23rd January 2026

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 10°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 59% chance of some rain and a moderate breeze of 23 kph from the south-east.