Onís weather in September (Asturias, Spain)

How does the weather in Onís usually fare in September? Want to know if this month is ideal for visiting? Our guide provides detailed weather information.

Temperatures

The month of September in Onís typically brings pleasant temperatures and high rainfall. During September, the summer season is in full swing. Expect the temperatures during the day to hover around 20°C. At night, they will likely drop to about 13°C.

Precipitation

Onís in September usually receives high rainfall, averaging around 114 mm for the month. Historically, the month has about 12 days of rain.

Average sunshine

The area enjoys a balanced 186 hours of sunlight, ensuring it's neither too overcast nor too sunny.

In case you lean more towards enjoying temperate temperatures and rain-free days July typically offers the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

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

 

Onís, monthly averages in September

Min Temperature 13°C  

Max Temperature 20°C  

Chance of Rain 39%  

Precipitation 114 mm  

Rainy days 12 days  

Sunshine 186 hours *  

Percentage Sunshine *  

* Data from: Gijón, Spain (60 KM, 37 Miles).

Where to go in Spain in September

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 Onís, 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 Onís.

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.