Guernsey weather live forecast

Today's maximum temperature in Guernsey is expected to be 12°C. Select a day from the live weather forecast for Guernsey (St Peter Port) for more weather parameters.

Monday
12th Jan
12

9

1

0
Tuesday
13th Jan
11

8

0

0
Wednesday
14th Jan
10

7

2

1
Thursday
15th Jan
11

8

0

0
Friday
16th Jan
10

8

0

1

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.

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 Monday 12th January 2026

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 12°C and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 36% chance of some rain and a moderate breeze of 28 kph from the south-west.

12
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
36
% chance of some rain
<2
mm of rainfall expected
12
°C wind chill
28
kph wind from SW

Guernsey weather for Tuesday 13th January 2026

Expect cloudy with some rain in Guernsey with a maximum temperature of 11°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 88% chance of some rain and a moderate breeze of 27 kph from the south.

11
°C maximum temperature
8
°C minimum temperature
cloudy with some rain
0
hours of sunshine
0
UV index (None)
88
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
27
kph wind from S

Guernsey weather for Wednesday 14th 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 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

Guernsey weather for Thursday 15th January 2026

Expect mostly cloudy with rain in 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

Guernsey weather for Friday 16th January 2026

Expect overcast 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 10-20 mm of rainfall expected with 85% chance of some rain and a moderate breeze of 27 kph from the south-west.