La Rioja Weather in December
What's the weather like in La Rioja (La Rioja) in December 2025?
The climate in La Rioja during December can be summarized as hot and a little damp.
December is in the summer in La Rioja and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a warm 33°C (91°F), whilst at night 19°C (66°F) is normal.
| Daytime temperature | 33°C 91.3°F |
|---|---|
| Nightly temperature | 18.7°C 65.6°F |
| Average temperature | 25.8°C 78.4°F |
| Daily sunshine | 10.4 hrs |
| Avg rainfall | 81 mm 3.2 ins |
| Rainy days | 7 days |
| Sea temperature | 18.8°C 65.8°F |
| Humidity | 53% |
| Windspeed | 9.4kph 6 mph |
On average December is the 4th wettest month of the year in La Rioja with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.4 hours of sunshine per day.
December temperatures in La Rioja
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in La Rioja in December 2025.
Other monthly averages
Best places to visit in December
La Rioja weather stats
| Hottest month: | January | 32.7°C 90.9°F |
|---|---|---|
| Driest month: | June | 33mm 1.3ins |
| Sunniest month: | September | 9.6hrs |
| Coldest month: | June | 16.9°C 62.4°F |
| Wettest month: | March | 101mm 4ins |
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