Climate in Finland.

Spring 

In spring, the mean daily temperature rises from 0°C to 10°C. Spring begins in mid April.
Its duration ranges from 45 to 65 days.

Activities: ????????

Summer 

In summer, the mean daily temperature is consistently above 10°C. Summer usually begins in late May. The longest day (around Midsummer) is nearly 19 hours long.
The highest summer temperatures in the Finnish interior are from 32°C to 35°C.
Heat waves, with a maximum daily temperature exceeding 25°C, occur on an average of 10 to 15 days per summer.

Activities: Swimming, cycling, midnight sun

Autumn 

In autumn, the mean daily temperature remains below 10°C. Autumn begins around the last week of September.

Activities: Picking berries ..

Winter

In winter, the mean temperature remains below 0°C. Winter usually begins in November. In southern Finland, the shortest day is about 6 hours long. Permanent snow falls on open ground about two weeks after winter begins. The lakes freeze over in late November and early December. The ice is thickest in early April, at about 50 to 65 cm.The lowest temperatures in winter are around -30°C.

Activities: winter fishing, skiing ...