St Helier weather live forecast

Today's maximum temperature in St Helier is expected to be 21°C. Select a day from the live weather forecast for St Helier, Jersey for more weather parameters.

Saturday
22nd Aug
21

15

8

5
Sunday
23rd Aug
22

15

8

5
Monday
24th Aug
21

17

2

5
Tuesday
25th Aug
21

19

3

5
Wednesday
26th Aug
20

18

5

2

5-day weather forecast updated at 04:00 on Friday 21st August 2026 GMT

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The 5-day weather forecast for Jersey, represented by St Helier, (St Helier) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Helier weather forecast by day

Below are the detailed weather forecasts for St Helier for the next 5 days.

St Helier weather for Saturday 22nd August 2026

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north-east.

21
°C maximum temperature
15
°C minimum temperature
scattered clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
22
kph wind from NE

St Helier weather for Sunday 23rd August 2026

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north-east.

22
°C maximum temperature
15
°C minimum temperature
scattered clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
22
°C wind chill
29
kph wind from NE

St Helier weather for Monday 24th August 2026

Expect mostly cloudy with light rain in St Helier, Jersey with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a fresh breeze of 32 kph from the east.

21
°C maximum temperature
17
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
5
UV index (Moderate)
33
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
32
kph wind from E

St Helier weather for Tuesday 25th August 2026

Expect mostly cloudy with light rain in St Helier, Jersey with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 51% chance of some rain and a moderate breeze of 24 kph from the south.

21
°C maximum temperature
19
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
5
UV index (Moderate)
51
% chance of some rain
<5
mm of rainfall expected
21
°C wind chill
24
kph wind from S

St Helier weather for Wednesday 26th August 2026

Expect isolated thunderstorms in St Helier, Jersey with a maximum temperature of 20°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 71% chance of some rain and a moderate breeze of 20 kph from the south.