Weather in Donostia / San Sebastian in December
How warm is it in Donostia / San Sebastian in December?
In December the typical daytime high in Donostia / San Sebastian is 12.2 °C on average, from 12.6 °C at the start to 11.5 °C at the end of the month.
That is 2.2 °C cooler than in November and 1.1 °C warmer than in January.
The last 10 years were 2.4 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
Measured at the weather station San Sebastian - Igueldo, 5 km away.