Weather in Saint Helier for May 2025
In general, the average temperature in Saint Helier at the beginning of May is 13.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 15.3 °C by the end of May.
The climate of Saint Helier in May is notably wet, with an average of 15 rainy days, and a total of 60 mm of precipitation.
Is May 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 May average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  13° | 2 13° | 3  13° | 4  14° | |||
| 5 13° | 6 13° | 7  14° | 8 14° | 9  13° | 10 14° | 11 14° |
| 12 14° | 13  15° | 14  14° | 15 14° | 16 14° | 17 15° | 18 14° |
| 19 15° | 20 15° | 21 14° | 22 14° | 23 14° | 24 14° | 25 16° |
| 26 15° | 27 15° | 28 16° | 29 15° | 30 15° | 31 15° |
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Temperatures trend during May in Saint Helier
May weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 13° /9° | 7.4 mm | 4 | |
| 2 May | Patchy rain possible | 13° /9° | 8 mm | 3 | |
| 3 May | Overcast | 13° /9° | 0 mm | 4 | |
| 4 May | Moderate or heavy rain shower | 14° /10° | 2.5 mm | 4 | |
| 5 May | Patchy rain possible | 13° /11° | 3.9 mm | 3 | |
| 6 May | Moderate or heavy rain shower | 13° /10° | 7.7 mm | 3 | |
| 7 May | Partly cloudy | 14° /12° | 0 mm | 4 | |
| 8 May | Moderate rain at times | 14° /11° | 3.8 mm | 4 | |
| 9 May | Heavy rain at times | 13° /11° | 4.9 mm | 3 | |
| 10 May | Patchy rain possible | 14° /11° | 0.9 mm | 4 | |
| 11 May | Patchy rain possible | 14° /11° | 0.9 mm | 4 | |
| 12 May | Moderate rain at times | 14° /11° | 2.9 mm | 3 | |
| 13 May | Cloudy | 15° /11° | 4.7 mm | 4 | |
| 14 May | Sunny | 14° /11° | 0.3 mm | 4 | |
| 15 May | Moderate or heavy rain shower | 14° /11° | 2.2 mm | 3 | |
| 16 May | Sunny | 14° /10° | 0.1 mm | 4 | |
| 17 May | Overcast | 15° /11° | 0.1 mm | 4 | |
| 18 May | Cloudy | 14° /12° | 0.7 mm | 3 | |
| 19 May | Partly cloudy | 15° /12° | 0.1 mm | 4 | |
| 20 May | Overcast | 15° /12° | 0 mm | 5 | |
| 21 May | Overcast | 14° /11° | 0.3 mm | 3 | |
| 22 May | Cloudy | 14° /12° | 0.3 mm | 4 | |
| 23 May | Cloudy | 14° /11° | 0.4 mm | 4 | |
| 24 May | Sunny | 14° /11° | 0 mm | 4 | |
| 25 May | Sunny | 16° /12° | 0.9 mm | 5 | |
| 26 May | Sunny | 15° /12° | 0.3 mm | 4 | |
| 27 May | Sunny | 15° /11° | 1.9 mm | 4 | |
| 28 May | Partly cloudy | 16° /12° | 1 mm | 5 | |
| 29 May | Overcast | 15° /12° | 2.3 mm | 4 | |
| 30 May | Sunny | 15° /12° | 1.3 mm | 4 | |
| 31 May | Overcast | 15° /12° | 0.4 mm | 4 | |
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Saint Helier in May - FAQ
What to pack to Saint Helier in May?
As you prepare for your trip to Saint Helier in May, 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 May, 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
May rainfall patterns in Saint Helier
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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.