Snow in Lapland / Ruka / May
Snow possible. By mid-May there was snow on the ground in Ruka in 4 of the last 10 winters. Early in the month that was 9 of 10 winters, by the end of May 0 of 9.
Measured at Kuusamo Kiutaköngäs by the Finnish Meteorological Institute. A solid cover of 20 cm or more was there in 2 of the last 10 winters.
How the snow builds up (or melts) during May, over the last 10 winters.
| Date | Any snow | 20+ cm | Typical depth | Range |
|---|---|---|---|---|
| 1 May | 9 of 10 | 7 of 10 | 34 cm | 0–80 cm |
| 15 May | 4 of 10 | 2 of 10 | 0 cm | 0–47 cm |
| 31 May | 0 of 9 | 0 of 9 | 0 cm | 0–0 cm |
Daily temperatures at Kuusamo Kiutaköngäs over the last ten Mays.
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By 15 May there was snow on the ground in Ruka in 4 of the last 10 winters. A solid cover of 20 cm or more was there in 2 of 10.
The average daily high in May is about 12 °C and the average low about 1 °C. The coldest night in the last ten Mays reached -10 °C.
On 15 May the sun rises around 03:25 and sets around 22:34 in Ruka: about 19 h 9 min of daylight.
Hardly: in May the nights in Lapland are too light to see the northern lights.