Weather in Jersey in May 2025
Average weather
Average temperature in Jersey in May
Going from a maximum of +16°C during the day to a minimum of +10°C during the night, the temperature in May averages around +14°C.
The average maximum temperature goes up 67% by the end of the month, compared with the beginning of the month, from +12°C to +16°C.
Is Jersey warm or cold in May?
Jersey is typically mild in May.
Maximum temperatures go up compared to the previous month from +11°C to +14°C. The minimum temperature also goes up from +8°C to +10°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how May is compared to other months in Jersey:
Climate in Jersey in May
| April | May | June | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +11°C | +14°C | +17°C | ||||
| Min. temperature | ||||||
| 0°C | +4°C | +7°C | ||||
| Max. temperature | ||||||
| +25°C | +27°C | +32°C | ||||
| Rainfall | ||||||
| 50 mm | 49 mm | 45 mm | ||||
| Wind | ||||||
| 5 m/s | 5 m/s | 4 m/s | ||||
| Humidity | ||||||
| 79% | 80% | 81% | ||||
| Air pressure | ||||||
| 1014 HPa | 1015 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 5 | 5 | 5 | ||||
| Cloudy days | ||||||
| 11 | 12 | 12 | ||||
| Rainy days | ||||||
| 14 | 14 | 12 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
May weather is still as ok as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +11°C to +14°C during the day. As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 50 mm to 49 mm. Humidity rises from 79% to 80%. The average wind speed doesn’t change much during May, staying around 5 m/s. The amount of sunny days stay about the same, averaging 5 sunny days during the month.
June brings much the same weather, it remains ok.
Wind
The average wind speed is 5 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Jersey is gradually increasing during May, going from 4 m/s to 8 m/s over the course of the month.
Rain
How was the weather last May in Jersey?
Climate Change over Years
The climate in Jersey in May has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+12°C) and the highest in 2020 (+15°C). The driest year was 1989 with only 603 mm of rainfall, and the wettest year was 2020 with 1376 mm.
FAQ
Is May a good time to visit Jersey?
Can you sunbathe in Jersey in May?
Is Jersey rainy in May?
Is it sunny in Jersey in May?
Monthly weather in Jersey
Source of the data
For this page, we’ve looked at the typical weather in Jersey, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.