June
Weather in St Helier for June 2025
Your guide to St Helier weather in June - trends and predictions
In general, the average temperature in St Helier at the beginning of June is 16 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 17.7 °C by the end of June.
St Helier sees moderate rainfall in June, averaging 10 rainy days.
Is June a good time to visit St Helier? check out the best time to travel to St Helier page.
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20
Dry days
10
Rainy days
0
Snow days
18°/14°
Temperatures
24 km/h
Avg max wind
85 %
Avg humidity
St Helier in June average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  16° | ||||||
| 2  15° | 3  17° | 4  17° | 5 16° | 6 15° | 7 16° | 8 16° |
| 9  16° | 10  16° | 11 15° | 12 16° | 13 17° | 14 17° | 15 17° |
| 16 18° | 17 18° | 18 17° | 19 17° | 20 18° | 21 17° | 22 17° |
| 23 18° | 24 20° | 25 19° | 26 18° | 27 17° | 28 17° | 29 17° |
| 30 16° |
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Temperatures trend during June in St Helier
See the weather trend as well as the moving average line
June weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jun. | Partly cloudy | 16° /12° | 0 mm | 5 | |
| 2 Jun. | Cloudy | 15° /12° | 0 mm | 4 | |
| 3 Jun. | Overcast | 17° /13° | 0 mm | 5 | |
| 4 Jun. | Sunny | 17° /13° | 0 mm | 5 | |
| 5 Jun. | Partly cloudy | 16° /12° | 0.1 mm | 5 | |
| 6 Jun. | Partly cloudy | 15° /12° | 0 mm | 5 | |
| 7 Jun. | Partly cloudy | 16° /12° | 0 mm | 5 | |
| 8 Jun. | Overcast | 16° /13° | 0.1 mm | 4 | |
| 9 Jun. | Patchy rain possible | 16° /13° | 0.1 mm | 4 | |
| 10 Jun. | Moderate rain at times | 16° /13° | 2.8 mm | 4 | |
| 11 Jun. | Patchy rain possible | 15° /13° | 1.8 mm | 4 | |
| 12 Jun. | Partly cloudy | 16° /13° | 0 mm | 5 | |
| 13 Jun. | Cloudy | 17° /13° | 1.4 mm | 4 | |
| 14 Jun. | Sunny | 17° /14° | 2.3 mm | 5 | |
| 15 Jun. | Sunny | 17° /13° | 2.9 mm | 5 | |
| 16 Jun. | Partly cloudy | 18° /13° | 0.8 mm | 5 | |
| 17 Jun. | Patchy rain possible | 18° /14° | 0.4 mm | 4 | |
| 18 Jun. | Moderate or heavy rain shower | 17° /14° | 4 mm | 4 | |
| 19 Jun. | Patchy rain possible | 17° /14° | 1.2 mm | 4 | |
| 20 Jun. | Patchy rain possible | 18° /15° | 6.5 mm | 4 | |
| 21 Jun. | Sunny | 17° /14° | 2.5 mm | 5 | |
| 22 Jun. | Sunny | 17° /14° | 0.4 mm | 5 | |
| 23 Jun. | Sunny | 18° /15° | 0 mm | 6 | |
| 24 Jun. | Sunny | 20° /15° | 0 mm | 6 | |
| 25 Jun. | Partly cloudy | 19° /16° | 0 mm | 5 | |
| 26 Jun. | Overcast | 18° /15° | 0 mm | 4 | |
| 27 Jun. | Partly cloudy | 17° /15° | 0.1 mm | 5 | |
| 28 Jun. | Patchy rain possible | 17° /15° | 0.5 mm | 4 | |
| 29 Jun. | Patchy rain possible | 17° /14° | 0.3 mm | 5 | |
| 30 Jun. | Moderate rain at times | 16° /14° | 2.1 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for St Helier in June is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the St Helier forecast closer to your planned date for the most up-to-date weather information.
St Helier in June - FAQ
What are the expected maximum and minimum temperatures in St Helier during June?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in St Helier during June?
In June, St Helier can expect light to moderate rainfall, totaling 28.1 mm across approximately 10 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in St Helier during June?
The average wind speed in St Helier during June is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to St Helier in June?
As you prepare for your trip to St Helier in June, 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 St Helier, during June, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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Where is St Helier?Get accurate weather forecasts for St Helier, located at latitude 49.188 and longitude -2.105. Stay updated with localized weather information tailored for St Helier.
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