Mariehamn weather in December (Åland Islands, Finland)

What should you pack for a trip to Mariehamn in December? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

In December, Mariehamn typically experiences low temperatures and moderate rainfall. Anticipate daytime highs near 5°C, and cooler nights with temperatures around 1°C. The month is chilly, so ensure you're equipped and dress warmly. Preparation becomes key in these temperatures.

Precipitation

Mariehamn in December usually receives moderate rainfall, averaging around 62 mm for the month. On average, there are about 19 days with rain during this month.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Mariehamn. July and August typically offer the most optimal weather. In contrast, January, February, March, April, November and December tend to have less optimal conditions.

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

 

Mariehamn, monthly averages in December

Min Temperature 1°C  

Max Temperature 5°C  

Chance of Rain 62%  

Precipitation 62 mm  

Rainy days 19 days  

Where to go in Finland in December

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?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

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

Cycling

3/10

Walking

3/10

Barbeque

1/10

Camping

4/10

Outdoor sports

3/10

Interested in more climate information?

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

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.