The very first snowflakes fall to the ground in late August or early September over the higher peaks.
The first ground-covering snow arrives on average in October or late September.
Permanent snow cover comes between mid-October and the end of November, significantly earlier than in southern Finland.
The winter is long, approximately seven months.
The snow cover is usually thickest in early April.
Soon after that the snow cover starts to melt fast.
The thickest snow cover ever was measured in Kilpisjärvi in 19 April 1997 and it was 190 cm.
The annual mean temperature varies from a couple of degrees below zero in the northwest to a couple of degrees above zero in the southwest (Kemi-Tornio area).
Lapland exhibits a trend of increasing precipitation towards the south, with the dryest parts being located at the two arms.

Summer months, the average temperature is consistently over 10°C.
Heat waves with daily temperatures exceeding +25 °C, occur average 5-10 days per summer in northern Finland .
The very first snowflakes fall to the ground in late August or early September over the higher peaks. The first ground-covering snow arrives on average in October or late September. Permanent snow cover comes between mid-October and the end of November, significantly earlier than in southern Finland. The winter is long, approximately seven months. The snow cover is usually thickest in early April. Soon after that the snow cover starts to melt fast. The thickest snow cover ever was measured in Kilpisjärvi in 19 April 1997 and it was 190 cm. The annual mean temperature varies from a couple of degrees below zero in the northwest to a couple of degrees above zero in the southwest (Kemi-Tornio area). Lapland exhibits a trend of increasing precipitation towards the south, with the dryest parts being located at the two arms.
Summer months, the average temperature is consistently over 10°C. Heat waves with daily temperatures exceeding +25 °C, occur average 5-10 days per summer in northern Finland .
Lapland (Finland)