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Weather in Biarritz for January 2026

Your guide to Biarritz weather in January - trends and predictions

    Official Weather Alert ⚠️

  • Yellow Waves-Submersion Vigilance - See hour by hour.

    • Temperatures

  • Until now, January 2026 in Biarritz is slightly cooler than the historical average by -0.6 °C.

  • The forecast for the next days in Biarritz predicts temperatures to be around 12 °C, close to the historical average.

  • In general, the average temperature in Biarritz at the beginning of January is 10.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 11.7 °C by the end of January.

    • Rain 🌧️

  • Biarritz in January brings notable rainfall, with an average of 20 rainy days and a total precipitation of 141.3 mm.

    • More

  • Is January a good time to visit Biarritz? check out the best time to travel to Biarritz page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
11
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
11°/6°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Biarritz Weather January

Move between months or click on a day
December
February
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
12°
2
Partly cloudy
12°
3
Light drizzle
10°
4
Overcast
10°
5
Moderate or heavy rain shower
10°
6
Light rain shower
10°
7
Light rain shower
11°
8
Light drizzle
11°
9
Overcast
11°
10
Light drizzle
10°
11
Heavy rain at times
11°
12
Partly cloudy
12°
13
Patchy rain possible
11°
14
Partly cloudy
13°
15
Moderate or heavy rain shower
12°
16
Moderate or heavy rain shower
11°
17
Moderate or heavy rain shower
12°
18
Moderate or heavy rain shower
10°
19
Moderate or heavy rain shower
9°
20
Overcast
9°
21
Overcast
12°
22
Sunny
12°
23
Light rain shower
11°
24
Overcast
12°
25
Patchy rain possible
11°
26
Patchy rain possible
12°
27
Patchy rain possible
13°
28
Patchy rain possible
10°
29
Overcast
11°
30
Weather Alert Moderate rain
14°
31
Weather Alert Heavy rain
11°

Temperatures trend during January in Biarritz

See the weather trend as well as the moving average line

January weather in Biarritz day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
1 Jan. Overcast
Overcast
 12° /4° 0.1 mm 0 cm
2 Jan. Partly cloudy
Partly cloudy
 12° /6° 0.2 mm 0 cm
3 Jan. Light drizzle
Light drizzle
 10° /6° 3 mm 0 cm
4 Jan. Overcast
Overcast
 10° /6° 0.8 mm 0 cm
5 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /4° 11.4 mm 0 cm
6 Jan. Light rain shower
Light rain shower
 10° /5° 13.5 mm 0.7 cm
7 Jan. Light rain shower
Light rain shower
 11° /3° 7.3 mm 0 cm
8 Jan. Light drizzle
Light drizzle
 11° /8° 2.7 mm 0 cm
9 Jan. Overcast
Overcast
 11° /6° 10.1 mm 0 cm
10 Jan. Light drizzle
Light drizzle
 10° /7° 5.7 mm 0 cm
11 Jan. Heavy rain at times
Heavy rain at times
 11° /7° 3.9 mm 0 cm
12 Jan. Partly cloudy
Partly cloudy
 12° /4° 0.1 mm 0 cm
13 Jan. Patchy rain possible
Patchy rain possible
 11° /5° 0.2 mm 0 cm
14 Jan. Partly cloudy
Partly cloudy
 13° /7° 0.7 mm 0 cm
15 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 12° /6° 8.7 mm 0 cm
16 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /6° 12 mm 0 cm
17 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 12° /6° 9 mm 0 cm
18 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /4° 7.2 mm 0 cm
19 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /3° 7.1 mm 0 cm
20 Jan. Overcast
Overcast
 9° /4° 0.4 mm 0 cm
21 Jan. Overcast
Overcast
 12° /4° 2.3 mm 0 cm
22 Jan. Sunny
Sunny
 12° /5° 5.1 mm 0 cm
23 Jan. Light rain shower
Light rain shower
 11° /6° 4.8 mm 0 cm
24 Jan. Overcast
Overcast
 12° /6° 3.8 mm 0 cm
25 Jan. Patchy rain possible
Patchy rain possible
 11° /6° 6.2 mm 0 cm
26 Jan. Patchy rain possible
Patchy rain possible
 12° /7° 3.1 mm 0 cm
27 Jan. Patchy rain possible
Patchy rain possible
 13° /6° 13.2 mm 0 cm
28 Jan. Patchy rain possible
Patchy rain possible
 10° /6° 5.1 mm 0 cm
29 Jan. Overcast
Overcast
 11° /5° 0.7 mm 0 cm
30 Jan. Moderate rain
Moderate rain
 14° /7° 5.4 mm 0 cm
31 Jan. Heavy rain
Heavy rain
 11° /6° 29.4 mm 0 cm
Next
Important Notice
Our weather forecast for Biarritz in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Biarritz forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Biarritz weather in January vs December vs February

Compare January weather in Biarritz with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
DecemberJanuaryFebruary
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures12°/8°11°/6°13°/7°
Rainfall162 mm141 mm104 mm
Snowfall0 cm0 cm0 cm
Wind19 km/h18.1 km/h16.5 km/h
Humidity79%78%78%
Rainy days21 days20 days13 days
Snow days0 days0 days0 days
Dry days10 days11 days16 days

Planning a trip to Biarritz? Discover the best time to visit

Biarritz in January - FAQ

What are the expected maximum and minimum temperatures in Biarritz during January?

During January, expect a variety of temperatures with highs around 11° and lows near 6°, suitable for diverse activities and preferences.

How much rainfall should be expected in Biarritz during January?

Significant rainfall exceeding 141.3 mm is expected in Biarritz during January, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Biarritz in January 2026?

Biarritz typically sees 0.0133333 cm of snowfall during January.

What are the typical wind conditions in Biarritz during January?

The average wind speed in Biarritz during January is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Biarritz water temperatures in January

The average water temperature of the Atlantic Ocean near Biarritz in January is 12.9 °C. At the beginning of January temperatures are around 13 °C; by the end of the month they stay fairly steady and reach 12.7 °C.

What is the water temperature in Biarritz in January?
The average water temperature in Biarritz in January is 12.9 °C.
Can you swim in Biarritz in January?
Cold enough that you lose heat fast. A full 4–5 mm wetsuit (plus hood/gloves for comfort) is advisable for anything beyond a brief plunge.

What to pack to Biarritz in January?

As you prepare for your trip to Biarritz in January, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Biarritz, during January, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

Biarritz snow forecast January 2026

Track daily snowfall levels and discover Biarritz’s snowy potential this January ❄️

January rainfall patterns in Biarritz

Explore the daily rainfall trends and prepare for Biarritzs January weather 💧
Typically, Biarritz has 20 rainy days in January with a total of 141.3 mm of rainfall.

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Get accurate weather forecasts for Biarritz, located at latitude 43.481 and longitude -1.557. Stay updated with localized weather information tailored for Biarritz.

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