General notes on the climate of San Remo and the Italian Riviera
(excerpt from Wikipedia)
The mountains behind the town make the climate of the town is the mildest of the 'northern Italy and much of Central Asia. Similar conditions are found in the south.
The average temperature in winter is 10/11 °, snow exceptionally, it is rare to temperatures below zero.
In the summer (July and August), the average temperature is 24 °, maximum 28 °. A few hot days.