Sastamala weather in May (Western Finland, Finland)

What weather conditions can you expect in Sastamala this May? Our guide gives you the essential weather details for this month.

Temperatures

The month of May in Sastamala typically brings moderate temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 16°C. But by evening, they drop to around 5°C.

Precipitation

Sastamala in May usually receives moderate rainfall, averaging around 51 mm for the month. Analyzing past climate data, one can expect approximately 11 days of rain.

Average sunshine

The days are predominantly sunny, with an estimated total of around 252 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

If you prefer dry days with pleasant temperatures, June, July and August typically offer the best circumstances. While January, February, March, April, October, November and December tend to showcase less optimal conditions.

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

 

Sastamala, monthly averages in May

Min Temperature 5°C  

Max Temperature 16°C  

Chance of Rain 38%  

Precipitation 51 mm  

Rainy days 11 days  

Sunshine 252 hours *  

Percentage Sunshine *  

* Data from: Jokioinen, Finland (66 KM, 41 Miles).

Where to go in Finland in May

Find out more about the weather in Finland 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 Sastamala, 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.

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

10/10

Interested in more climate information?

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

Our site offers climate and forecast data for every country in the world. Are you going to Finland? On this website you can find historical weather averages for many cities in Finland. 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.