Altea
Spain
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Altea, Spain

May, the last month of the spring, in Altea, is a pleasant month, with average temperature varying between 22°C (71.6°F) and 12°C (53.6°F).

Temperature

In May, the average high-temperature slightly increases, from an enjoyable 19°C (66.2°F) in April, to a pleasant 22°C (71.6°F). In May, the average low-temperature is 12°C (53.6°F).

Rainfall

In Altea, during 9 rainfall days, 32mm (1.3") of precipitation is typically accumulated. Throughout the year, in Altea, there are 105 rainfall days, and 435mm (17.1") of precipitation is accumulated.

Sea temperature

In Altea, in May, the average water temperature is 19°C (66.2°F). For swimming, a surface water temperature of 19°C (66.2°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

In May, the average length of the day in Altea is 14.3h.

Sunshine

The average sunshine is 9h.

UV index

The average daily maximum UV index in May is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
In May, the average maximum UV index of 8 translate into the following recommendations:
Take special precautions, as unprotected skin can be damaged and can burn quickly. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in May in Altea?

In Altea, Spain, in May, the average high-temperature is 22°C (71.6°F), and the average low-temperature is 12°C (53.6°F).

How much does it rain in Altea in May?

In May, in Altea, Spain, the rain falls for 9 days. Throughout May, 32mm (1.3") of precipitation is accumulated.

What is the sea water temperature in May in Altea?

In Altea, Spain, the average seawater temperature in May is 19°C (66.2°F). For most, swimming in 19°C (66.2°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

How many hours of daylight does Altea have in May?

In May, the average length of the day is 14.3h.

How long on average sun shines in May in Altea?

In Altea, Spain, the average sunshine in May is 9h.

What is the UV index reading in May in Altea?

In May, the average daily maximum UV index in Altea, Spain, is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in May - Altea, Spain
  • Average high temperature in May: 22°C

The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (15°C).

  • Average low temperature in May: 12°C

The month with the highest average low temperature is August (20°C).
Coldest months (with the lowest average low temperature) are January and February (6°C).

Average rainfall in May - Altea, Spain
  • Average rainfall in May: 32mm

The wettest month (with the highest rainfall) is October (76mm).
The driest month (with the lowest rainfall) is July (10mm).

Average rainfall days in May - Altea, Spain
  • Average rainfall days in May: 9 days

The month with the highest number of rainy days is January (13 days).
The month with the lowest number of rainy days is July (3 days).

Average sea temperature in May - Altea, Spain
  • Average sea temperature in May: 19°C

The best month for swimming (with the highest average sea temperature) is August (26.2°C).
The coldest month (with the lowest average sea temperature) is February (14°C).

Average daylight in May / Average sunshine in May - Altea, Spain
  • Average daylight in May: 14.3h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in May: 9h

The month with most sunshine is July (Average sunshine: 11h).
The month with least sunshine is December (Average sunshine: 5h).

Average UV index in May - Altea, Spain
  • Average UV index in May: 8

Months with the highest UV index are June, July and August (UV index 9).
Months with the lowest UV index are January and December (UV index 2).