Guernsey weather live forecast

Today's maximum temperature in Guernsey is expected to be 26°C. Select a day from the live weather forecast for Guernsey (St Peter Port) for more weather parameters.

Saturday
11th Jul
26

19

16

7
Sunday
12th Jul
26

18

10

7
Monday
13th Jul
26

18

6

5
Tuesday
14th Jul
26

18

12

6
Wednesday
15th Jul
26

18

5

6

5-day weather forecast updated at 04:00 on Saturday 11th July 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 Saturday 11th July 2026

Expect clear skies in Guernsey with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 16 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the north-east.

26
°C maximum temperature
19
°C minimum temperature
clear skies
16
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
30
kph wind from NE

Guernsey weather for Sunday 12th July 2026

Expect scattered clouds in Guernsey with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 39 kph from the north-east.

26
°C maximum temperature
18
°C minimum temperature
scattered clouds
10
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
39
kph wind from NE

Guernsey weather for Monday 13th July 2026

Expect broken clouds in Guernsey with a maximum temperature of 26°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 39 kph from the north-east.

26
°C maximum temperature
18
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
26
°C wind chill
39
kph wind from NE

Guernsey weather for Tuesday 14th July 2026

Expect scattered clouds in Guernsey with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the east.

26
°C maximum temperature
18
°C minimum temperature
scattered clouds
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
30
kph wind from E

Guernsey weather for Wednesday 15th July 2026

Expect broken clouds in Guernsey with a maximum temperature of 26°C, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-east.