Siero weather in May (Asturias, Spain)

How does the weather in Siero usually fare in May? Check out our in-depth weather guide for this month.

Temperatures

In May, Siero usually has pleasant temperatures and high rainfall. In the daytime, temperatures tend to hover near 18°C, cooling down at night to around 10°C.

Precipitation

Siero in May usually receives high rainfall, averaging around 122 mm for the month. Climate data suggests that about 16 days will experience rainfall.

Average sunshine

Expect a moderate amount of sunlight, with approximately 168 hours. This means a pleasant mix of sun and clouds.

Should you favor a climate that's both dry and comfortably warm July, August and September typically offer the most agreeable circumstances. On the other hand, January, February and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Siero climate page with graphs.

 

Siero, monthly averages in May

Min Temperature 10°C  

Max Temperature 18°C  

Chance of Rain 53%  

Precipitation 122 mm  

Rainy days 16 days  

Humidity 78% *  

Sunshine 168 hours *  

Percentage Sunshine *  

* Data from: Oviedo, Spain (14 KM, 9 Miles).

Where to go in Spain in May

Find out more about the weather in Spain and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Siero, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Siero.

Our site offers climate and forecast data for every country in the world. Are you going to Spain? On this website you can find historical weather averages for many cities in Spain. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.