Biarritz Weather in December
Biarritz in December sees moderate daytime temperatures of 14°C (57°F) and nighttime lows of 8°C (46°F). Rainfall is fairly high this month at around 142 mm (5.6 in), so pack a rain jacket to stay dry.
Rainfall in Biarritz in December
Records from the past 30 years suggest around 16 days of rain, with 142 mm (5.6 in) average for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Biarritz in December
Daytime temperatures in Biarritz reach 14°C (57°F) in December, dropping to 8°C (46°F) at night. The winter season is characteristic of December. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Biarritz in December
The area experiences limited sunny days, amounting to roughly 89 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Biarritz.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit France, check out our Biarritz's climate page.
Biarritz Temperature in December
Min Temperature
8°C (46°F)
Max Temperature
14°C (57°F)
Chance of Rain
54%
Precipitation
142 mm (5.6 in)
Rainy days
16 days
Humidity
78%
Sunshine
89 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Biarritz typically stay consistent throughout December, with daily highs averaging around 14°C (57°F). Nights are cold, with lows around 6°C (43°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Biarritz in December
Browse day-by-day weather records for Biarritz spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Biarritz historical weather extremes in December
Our historical data for Biarritz spans 1976 to 2025, revealing these weather extremes.
- Biarritz recorded its highest December temperature of 25°C (77°F) on December 2, 1985.
- Biarritz experienced its chilliest December day on December 23, 2005, reaching only 0°C (32°F).
- The lowest overnight temperature recorded in December was -6°C (21°F) (December 24, 2005).
- The wettest December day on record brought 77 mm (3 in) of precipitation to Biarritz (December 27, 2014).
Best Places in France in December
Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in December →
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tolerable
unpleasant
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What to Wear in Biarritz in December
The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. With limited sunshine expected, sunglasses aren't a priority for packing.What To Do in Biarritz in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit France, check out our Biarritz's climate page.
Temperature Rainfall Sunshine Humidity
See the full Biarritz climate overview or explore weather in France.
