Sannäs weather in September (Southern Finland, Finland)

Looking to travel to Sannäs in September? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In September, Sannäs generally has moderate temperatures and moderate rainfall. Anticipate daytime temperatures around 17°C, while night temperatures can drop to 9°C.

Sannäs in September usually receives moderate rainfall, averaging around 61 mm for the month. Typically around 16 days of rainfall is expected.

The area experiences a moderate amount of sunshine, with approximately 151 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If your ideal day consists of dry skies and moderate temperatures June, July and August generally stand out with 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 Sannäs climate page with graphs.

 

Sannäs, monthly averages in September

Min Temperature 9°C  

Max Temperature 17°C  

Chance of Rain 53%  

Precipitation 61 mm  

Rainy days 16 days  

Humidity 84% *  

Sunshine 151 hours *  

Percentage Sunshine *  

* Data from: Helsinki, Finland (47 KM, 29 Miles).

Where to go in Finland in September

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

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

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 Sannäs in September?

For visitors traveling to Sannäs, 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 in September.

Swimming

5/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

Outdoor sports

10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Sannäs.

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 climate conditions. Find out where to go with our weather planner.