Guernsey weather live forecast

Today's maximum temperature in Guernsey is expected to be 11°C. Select a day from the live weather forecast for Guernsey (St Peter Port) for more weather parameters.

Friday
27th Mar
11

8

1

1
Saturday
28th Mar
10

7

9

3
Sunday
29th Mar
11

7

3

2
Monday
30th Mar
12

9

7

4
Tuesday
31st Mar
12

9

7

4

5-day weather forecast updated at 04:00 on Friday 27th March 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 Friday 27th March 2026

Expect mostly cloudy with light rain in Guernsey with a maximum temperature of 11°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a moderate breeze of 25 kph from the west.

11
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
53
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
25
kph wind from W

Guernsey weather for Saturday 28th March 2026

Expect scattered clouds in Guernsey with a maximum temperature of 10°C, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the north-west.

10
°C maximum temperature
7
°C minimum temperature
scattered clouds
9
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
31
kph wind from NW

Guernsey weather for Sunday 29th March 2026

Expect broken clouds in Guernsey with a maximum temperature of 11°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the west.

11
°C maximum temperature
7
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
31
kph wind from W

Guernsey weather for Monday 30th March 2026

Expect broken clouds in Guernsey with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north-west.

12
°C maximum temperature
9
°C minimum temperature
broken clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
12
°C wind chill
29
kph wind from NW

Guernsey weather for Tuesday 31st March 2026

Expect broken clouds in Guernsey with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.