May
Weather in Saint Helier for May 2027
Your guide to Saint Helier weather in May - trends and predictions
In general, the average temperature in Saint Helier at the beginning of May is 13.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 16.7 °C by the end of May.
Saint Helier in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 51 mm.
Temperatures
Rain 🌧️
13
Dry days
18
Rainy days
0
Snow days
14°/11°
Temperatures
29 km/h
Avg max wind
82 %
Avg humidity
Saint Helier Weather May
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Temperatures trend during May in Saint Helier
See the weather trend as well as the moving average line
May weather in Saint Helier day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Patchy rain possible | 14° /10° | 3.7 mm | 4 | |
| 2 May | Patchy rain possible | 14° /10° | 6.8 mm | 3 | |
| 3 May |  Overcast | 13° /10° | 1.5 mm | 3 | |
| 4 May |  Moderate or heavy rain shower | 13° /9° | 1.4 mm | 4 | |
| 5 May | Patchy rain possible | 13° /10° | 4.7 mm | 3 | |
| 6 May | Patchy rain possible | 13° /10° | 4 mm | 3 | |
| 7 May |  Partly cloudy | 13° /11° | 0.4 mm | 3 | |
| 8 May | Patchy rain possible | 14° /10° | 2.1 mm | 4 | |
| 9 May |  Heavy rain at times | 14° /11° | 2.9 mm | 4 | |
| 10 May | Patchy rain possible | 14° /11° | 1.9 mm | 3 | |
| 11 May | Patchy rain possible | 14° /11° | 0.8 mm | 5 | |
| 12 May | Patchy rain possible | 14° /10° | 1.9 mm | 4 | |
| 13 May |  Cloudy | 14° /11° | 2.7 mm | 4 | |
| 14 May | Patchy rain possible | 14° /10° | 0.6 mm | 3 | |
| 15 May | Patchy rain possible | 13° /10° | 1.5 mm | 4 | |
| 16 May |  Sunny | 14° /10° | 0.6 mm | 3 | |
| 17 May | Overcast | 14° /11° | 0.5 mm | 3 | |
| 18 May | Cloudy | 14° /11° | 1.6 mm | 3 | |
| 19 May | Partly cloudy | 15° /11° | 2.6 mm | 4 | |
| 20 May | Sunny | 15° /12° | 0.6 mm | 5 | |
| 21 May | Overcast | 15° /11° | 1.1 mm | 4 | |
| 22 May | Patchy rain possible | 16° /12° | 0.2 mm | 4 | |
| 23 May | Cloudy | 15° /12° | 0.2 mm | 4 | |
| 24 May | Sunny | 17° /12° | 0.2 mm | 5 | |
| 25 May | Sunny | 18° /13° | 0.9 mm | 5 | |
| 26 May | Sunny | 18° /13° | 0.3 mm | 5 | |
| 27 May | Sunny | 18° /13° | 2.2 mm | 5 | |
| 28 May | Partly cloudy | 17° /13° | 0.6 mm | 5 | |
| 29 May | Overcast | 15° /13° | 1.6 mm | 5 | |
| 30 May | Patchy rain possible | 16° /13° | 0.7 mm | 5 | |
| 31 May | Partly cloudy | 15° /13° | 0.2 mm | 5 | |
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Important Notice
Our weather forecast for Saint Helier in May 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 Saint Helier forecast closer to your planned date for the most up-to-date weather information.
Change Month
Saint Helier in May - FAQ
What are the expected maximum and minimum temperatures in Saint Helier during May?
During May, expect a variety of temperatures with highs around 14° and lows near 11°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint Helier during May?
Moderate rainfall is anticipated in Saint Helier during May, with a total of 51 mm spread over approximately 18 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Saint Helier during May?
The average wind speed in Saint Helier during May is 29 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Saint Helier
Explore the daily rainfall trends and prepare for Saint Heliers May weather 💧
Typically, Saint Helier has 18 rainy days in May with a total of 51 mm of rainfall.
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