10 day weather forecast for St Helier
Sunday, 1st November 2026, at 13:35
Today
15° 12°
Tomorrow
13° 12°
Tuesday
13° 12°
Wednesday
12° 9°
Thursday
12° 9°
Friday
11° 10°
Saturday
12° 10°
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St Helier Weather Pages
St Helier weather forecast
The weather forecast for St Helier over the next 5 days indicates chilly conditions with temperatures ranging from 12 °C to 15 °C.
Light rain is expected from tomorrow until Wednesday.
Wind speeds are expected to be strong, averaging around 25.2 km/h.
St Helier 14 days weather forecast
This weeks weather in St Helier. Click on a date for detailed forecasts
Sun. 1
15°
12°
0 mm
Mon. 2
13°
12°
1 mm
Tue. 3
13°
12°
2.1 mm
Wed. 4
12°
9°
0.1 mm
Thu. 5
12°
9°
0 mm
Fri. 6
11°
10°
0 mm
Sat. 7
12°
10°
2.3 mm
Sun. 8
12°
10°
0.2 mm
Mon. 9
12°
11°
2.1 mm
Tue. 10
13°
11°
0 mm
Wed. 11
14°
12°
0 mm
Thu. 12
14°
14°
0.3 mm
Fri. 13
15°
13°
0.4 mm
Sat. 14
15°
13°
2.8 mm
Further Ahead
You can click on date
Access St Helier weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
St Helier long range weather forecast
30 day weather forecast for St Helier
Important Notice
Our St Helier long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.
Rain Forecast for the Next 14 Days in St Helier
A total of 11.4 mm is expected over 4 rainy days. The wettest day is Saturday 14, with 2.8 mm. Click a day for details.
St Helier Wind Speed Forecast Chart
The windiest day is tomorrow, with winds up to 40.7 km/h from the NE. The calmest day is Sunday 8. The average daily maximum is 26.4 km/h.
Sun. 1
25.2 km/h
NE · Moderate breeze
Mon. 2
40.7 km/h
NE · Strong wind
Tue. 3
39.6 km/h
NE · Strong wind
Wed. 4
36.7 km/h
E · Fresh breeze
Thu. 5
28.4 km/h
E · Moderate breeze
Fri. 6
14 km/h
E · Gentle breeze
Sat. 7
11.2 km/h
NE · Light breeze
Sun. 8
10.8 km/h
NE · Light breeze
Mon. 9
25.2 km/h
SE · Moderate breeze
Tue. 10
28.1 km/h
SE · Moderate breeze
Wed. 11
21.6 km/h
SE · Moderate breeze
Thu. 12
20.5 km/h
S · Moderate breeze
Fri. 13
30.6 km/h
S · Fresh breeze
Sat. 14
37.4 km/h
S · Fresh breeze
CalmLight breezeGentle breezeModerate breezeFresh breeze
Frequently asked questions about the weather in St Helier
How warm is it in St Helier over the next 14 days?
Over the next two weeks, temperatures in St Helier are expected to range from around 9 °C on the coldest nights up to about 15 °C on the warmest days. Use this range to plan what to pack and wear.
Will it rain in St Helier in the next two weeks?
Yes - rain is expected on about 4 of the next 14 days in St Helier, with roughly 11.4 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.
How windy is it in St Helier?
Maximum wind speeds in St Helier are forecast to reach about 40.7 km/h at their peak over the next 14 days.
When is the best time to visit St Helier?
For a month-by-month look at temperatures and rainfall, see our best time to visit St Helier guide.
How accurate is the 14-day forecast for St Helier?
Our St Helier forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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