Guernsey weather live forecast

Today's maximum temperature in Guernsey is expected to be 68°F. Select a day from the live weather forecast for Guernsey (St Peter Port) for more weather parameters.

Monday
20th Jul
68

55

14

7
Tuesday
21st Jul
72

61

15

6
Wednesday
22nd Jul
72

61

14

7
Thursday
23rd Jul
73

61

14

7
Friday
24th Jul
75

61

7

7

5-day weather forecast updated at 04:00 on Monday 20th 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 Monday 20th July 2026

Expect clear skies in Guernsey with a maximum temperature of 68°F, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the north-east.

68
°F maximum temperature
55
°F minimum temperature
clear skies
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
68
°F wind chill
12
mph wind from NE

Guernsey weather for Tuesday 21st July 2026

Expect clear skies in Guernsey with a maximum temperature of 72°F, maximum UV of 6 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-east.

72
°F maximum temperature
61
°F minimum temperature
clear skies
15
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
72
°F wind chill
9
mph wind from NE

Guernsey weather for Wednesday 22nd July 2026

Expect clear skies in Guernsey with a maximum temperature of 72°F, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north-west.

72
°F maximum temperature
61
°F minimum temperature
clear skies
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
7
mph wind from NW

Guernsey weather for Thursday 23rd July 2026

Expect scattered clouds in Guernsey with a maximum temperature of 73°F, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-east.

73
°F maximum temperature
61
°F minimum temperature
scattered clouds
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from NE

Guernsey weather for Friday 24th July 2026

Expect scattered clouds in Guernsey with a maximum temperature of 75°F, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north-east.