May weather forecast and climate
Altafulla, Spain ES

• Average high temperature in May: 20°C

Warmest months (with the highest average high temperature) are July and August (27°C).
The month with the lowest average high temperature is January (12°C).

• Average low temperature in May: 11°C

Months with the highest average low temperature are July and August (18°C).
The coldest month (with the lowest average low temperature) is January (4°C).

• Average rainfall in May: 59mm

The wettest month (with the highest rainfall) is October (81mm).
The driest month (with the lowest rainfall) is July (22mm).

• Average rainfall days in May: 10 days

Months with the highest number of rainy days are January and December (12 days).
The month with the lowest number of rainy days is July (5 days).

• Average sea temperature in May: 18.2°C

The best month for swimming (with the highest average sea temperature) is August (24.9°C).
The coldest month (with the lowest average sea temperature) is February (13.2°C).

• Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

• Average sunshine in May: 8h

The month with most sunshine is July (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 5).

• Average UV index in May: 8

Months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).