Winter is very cold in the north (see Hokkaido and north of Honshu), with abundant snowfalls on the slopes exposed to the north-west, while it is quite mild in the centre-south, where it is rainy on the west and quite dry and sunny on the southern side (see Tokyo). In the souther...
night and day; low precipitation; limpid air; some summer thunderstorms; sudden increases in temperature due to the Chinook, the warm wind coming down from the mountains, which is able to melt the snow in a short time; intense cold waves in winter, with snowfalls and strong northern winds....
because the mountains are above the layer of fog and low clouds that can form in periods of good weather. In summer, the climate becomes obviously cooler with increasing altitude. In addition, precipitation in the mountains is more abundant, both the winter snowfalls and the summer thunderstorms...