The high pressure will tend to weaken and the air masses at altitude will become more humid.
Sun and high clouds will alternate over South Tyrol.
Maximum temperatures between 3° and 8°.
More unstable weather on Wednesday
Tuesday will be variably cloudy with some sunny spells.
On Wednesday, cloudiness will increase with some weak precipitation during the second part of the day. Snowline around 1000 m altitude, locally even lower.
On Christmas Day, the clouds will tend to thin out, leaving room for sunshine.
Very sunny weather on Friday.
The high pressure will tend to weaken and the air masses at altitude will become more humid.