St Helier weather live forecast

Today's maximum temperature in St Helier is expected to be 25°C. Select a day from the live weather forecast for St Helier, Jersey for more weather parameters.

Wednesday
15th Jul
25

19

9

5
Thursday
16th Jul
24

18

2

5
Friday
17th Jul
22

18

13

7
Saturday
18th Jul
19

18

14

6
Sunday
19th Jul
19

17

10

7

5-day weather forecast updated at 04:00 on Wednesday 15th July 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 Wednesday 15th July 2026

Expect isolated thunderstorms in St Helier, Jersey with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 42% chance of some rain and a fresh breeze of 31 kph from the north-east.

25
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
5
UV index (Moderate)
42
% chance of some rain
<5
mm of rainfall expected
25
°C wind chill
31
kph wind from NE

St Helier weather for Thursday 16th July 2026

Expect isolated thunderstorms in St Helier, Jersey with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 48% chance of some rain and a moderate breeze of 25 kph from the north-east.

24
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
5
UV index (Moderate)
48
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
25
kph wind from NE

St Helier weather for Friday 17th July 2026

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 22°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-east.

22
°C maximum temperature
18
°C minimum temperature
scattered clouds
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from NE

St Helier weather for Saturday 18th July 2026

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 19°C, maximum UV of 6 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

19
°C maximum temperature
18
°C minimum temperature
scattered clouds
14
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from W

St Helier weather for Sunday 19th July 2026

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 19°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-east.