Weather in Barcelona in December
December in Barcelona is cool with average temperatures around 8.9°C (48.0°F). Light rainfall with only 31mm expected.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
13.2°C
55.8°F
Low
4.7°C
40.5°F
Precipitation
31 mm
1.2 inches
~5 rainy days
Conditions
Humidity
76%
Comparison to Adjacent Months
December is 3.3°C cooler than November, 23mm drier than November.