World Resorts Spain Barcelona Weather

Barcelona weather in December

Weather in Barcelona: December

Average day temperature: 57.4°F
Average night temperature: 50.7°F
Sea water temperature: 59.9°F
Number of sunny days: 20 days
Day length: 9.2 - 9.4 hours
Number of rainy days: 1 day
Precipitation totals: 0.7 in.

Air temperature in December, °F

Show year:
2024
2023
2022

The highest day temperature during December of 2024 was 65°F. At the same time the lowest night temperature was 47°F. Daily and nightly averages during December were 56.9°F and 51.9°F.

Sea water temperature in Barcelona in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2024 was 61.1°F. The highest and lowest sea temperatures during the month were 63.3°F and 58.8°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are sunny but cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Barcelona in December is 0.9 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 7.2 mph It makes December one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 7.0.

Best time for vacation in Barcelona

Sunniest months:
July 26 days
August 24 days
June 24 days
Warmest months:
August 82.8 °F
July 82.1 °F
September 77.3 °F
Warmest sea temp:
August 78.9 °F
July 76.6 °F
September 76.5 °F
Coldest months:
January 55.1 °F
February 56.2 °F
December 57.4 °F
Rainiest months:
September 4 days
June 3 days
October 3 days
Windiest months:
March 8.5 mph
April 7.8 mph
November 7.7 mph

Barcelona on a weather map

Barcelona
+54°F
S 4 mph
Feels like: +54°F
Precip.: 0%
Places in Spain:
Name
°F
+54°F
+54°F
+52°F
+61°F
+59°F
+64°F
+54°F
+57°F
+43°F
+52°F
+63°F
+55°F
+63°F
24 Hours Forecast
Barcelona
Local time: 09:23
December 18, thursday
1200
57°F
S
2 mph
1500
59°F
NW
3 mph
1800
57°F
NW
4 mph
2100
55°F
SE
2 mph
December 19, friday
0000
55°F
SE
2 mph
0300
54°F
S
3 mph
0600
52°F
S
4 mph
0900
52°F
SE
6 mph
Units of measurement: °C / °F