Biarritz Weather in January
Biarritz in January averages 13°C (55°F) during the day and 7°C (45°F) at night. This is part of the winter season, and quite a bit of rainfall is expected this month.
Rainfall in Biarritz in January
This month experiences about 17 days of rain according to historical data, averaging 132 mm (5.2 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Biarritz in January
In January, expect moderate temperatures in Biarritz, with highs of 13°C (55°F) and lows of 7°C (45°F) at night. January marks the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 7°C (45°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet. January often features the most temperate temperatures compared to other months.
Sunshine in Biarritz in January
With limited sunshine this month, there are about 99 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Biarritz. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 January
Min Temperature
7°C (45°F)
Max Temperature
13°C (55°F)
Chance of Rain
57%
Precipitation
132 mm (5.2 in)
Rainy days
17 days
Humidity
77%
Sunshine
99 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Biarritz typically stay consistent throughout January, with daily highs averaging around 13°C (55°F). Nights are cold, with lows around 5°C (41°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Biarritz in January
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 January
Our historical data for Biarritz spans 2000 to 2025, revealing these weather extremes.
- The hottest January day on record in Biarritz reached 24°C (75°F) (January 1, 2022).
- Biarritz experienced its chilliest January day on January 8, 2009, reaching only -2°C (28°F).
- Biarritz registered its coldest January night on January 26, 2007, with temperatures dropping to -6°C (21°F).
- Peak precipitation in January occurred on January 16, 2023, when 69 mm (2.7 in) of precipitation was measured.
Best Places in France in January
Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in January →
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What to Wear in Biarritz in January
The weather can swing between comfortable and chilly in January, 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. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Biarritz in January
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.
