Biarritz weather

Our guide to the weather in Biarritz during January

11

Average high

3

UV Index

182mm

Monthly rainfall

12

Sea temperature

We've looked at the most up-to-date weather data for Biarritz, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Biarritz weather in January.

What's the temperature like in Biarritz during January?

January is typically the coolest month in Biarritz. The temperature reaches around 11℃ during the daytime, falling away to 6℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it snow in Biarritz during January?

Possibly. There's a chance of snow during January but not as much as you might think. Check the local forecast before you leave home so that you can pack appropriate footwear and clothing.

Does it rain in Biarritz during January?

On average, there will be 10 rainy days during the month, amounting to 182.4mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Biarritz during January?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during January. With cool air temperatures, any breeze will feel cold.

Is it too cold to swim in the sea in Biarritz during January?

The water around Biarritz is a bracing 12℃ during January and is too cold for for swimming. Those who frequently swim in cold open water might want to take a very quick dip, but prolonged exposure could cause hypothermia. A winter wetsuit will allow longer exposure to the water.

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Weather in Biarritz

Our month-by-month guide to the weather and climate in Biarritz

10.8

Biarritz weather in

January
11.5

Biarritz weather in

February
13.7

Biarritz weather in

March
15.9

Biarritz weather in

April
18.3

Biarritz weather in

May
21.5

Biarritz weather in

June
23.7

Biarritz weather in

July
24.5

Biarritz weather in

August
22.9

Biarritz weather in

September
19.9

Biarritz weather in

October
14.8

Biarritz weather in

November
12.3

Biarritz weather in

December