Weather in Saint Helier for September 2024
Until now, September 2024 in Saint Helier has been significantly cooler than historical averages by -2 °C, with average temperature of 16.9 °C.
The forecast for the next days in Saint Helier predicts temperatures to be around 16 °C, close to the historical average.
In general, the average temperature in Saint Helier at the beginning of September is 19.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.3 °C by the end of September.
The climate of Saint Helier in September is notably wet, with an average of 13 rainy days.
Is September a good time to visit Saint Helier? check out the best time to travel to Saint Helier page.
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Saint Helier in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | ||||||
| 2  19° | 3 20° | 4  20° | 5 20° | 6 20° | 7 20° | 8 19° |
| 9 20° | 10  19° | 11  18° | 12 17° | 13  17° | 14 17° | 15 19° |
| 16 19° | 17 19° | 18 19° | 19 20° | 20 19° | 21 18° | 22 17° |
| 23 16° | 24 16° | 25  17° | 26 17° | 27 14° | 28 14° | 29 14° |
| 30 15° |
You can click on date
Temperatures trend during September in Saint Helier
September weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 18° /17° | 14.5 mm | 4 | |
| 2 Sept. | Partly cloudy | 19° /16° | 1.2 mm | 5 | |
| 3 Sept. | Partly cloudy | 20° /17° | 0.7 mm | 5 | |
| 4 Sept. | Sunny | 20° /17° | 0.7 mm | 5 | |
| 5 Sept. | Sunny | 20° /17° | 2.6 mm | 5 | |
| 6 Sept. | Partly cloudy | 20° /17° | 0 mm | 5 | |
| 7 Sept. | Sunny | 20° /17° | 5.1 mm | 5 | |
| 8 Sept. | Partly cloudy | 19° /17° | 6 mm | 5 | |
| 9 Sept. | Patchy rain possible | 20° /17° | 0.7 mm | 5 | |
| 10 Sept. | Patchy light rain with thunder | 19° /17° | 7.8 mm | 5 | |
| 11 Sept. | Cloudy | 18° /16° | 1.1 mm | 4 | |
| 12 Sept. | Partly cloudy | 17° /15° | 1.3 mm | 4 | |
| 13 Sept. | Overcast | 17° /15° | 0.2 mm | 4 | |
| 14 Sept. | Sunny | 17° /15° | 0 mm | 5 | |
| 15 Sept. | Sunny | 19° /15° | 0 mm | 6 | |
| 16 Sept. | Patchy rain possible | 19° /17° | 0.7 mm | 5 | |
| 17 Sept. | Light rain shower | 19° /17° | 2.9 mm | 5 | |
| 18 Sept. | Light rain shower | 19° /17° | 0.9 mm | 5 | |
| 19 Sept. | Sunny | 20° /17° | 0 mm | 4 | |
| 20 Sept. | Patchy rain possible | 19° /17° | 0.2 mm | 4 | |
| 21 Sept. | Patchy rain possible | 18° /16° | 3.3 mm | 2 | |
| 22 Sept. | Patchy rain possible | 17° /16° | 0.2 mm | 3 | |
| 23 Sept. | Patchy rain possible | 16° /16° | 3.6 mm | 2 | |
| 24 Sept. | Patchy rain possible | 16° /16° | 0.5 mm | 4 | |
| 25 Sept. | Moderate rain | 17° /15° | 10.5 mm | 4 | |
| 26 Sept. | Patchy rain possible | 17° /16° | 1.2 mm | 4 | |
| 27 Sept. | Patchy rain possible | 14° /14° | 1.7 mm | 3 | |
| 28 Sept. | Partly cloudy | 14° /13° | 0.1 mm | 4 | |
| 29 Sept. | Partly cloudy | 14° /13° | 0 mm | 4 | |
| 30 Sept. | Partly cloudy | 15° /13° | 0 mm | 4 | |
| Next | |||||
Saint Helier in September - FAQ
What to pack to Saint Helier in September?
As you prepare for your trip to Saint Helier in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Saint Helier, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Umbrellas/Raincoats: For rainy days
Quick links
Where is Saint Helier?Get accurate weather forecasts for Saint Helier, located at latitude 49.188 and longitude -2.105. Stay updated with localized weather information tailored for Saint Helier.