If you plan to visit Biarritz in May, the weather is typically alright, with an average high temperature of +19°C during the day and approximately 4 sunny days. Expect some rainy, though, as there are typically 19 rainy days in the month and around 119 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+19°C
Avg. max. temperature
+4°C
Min.
+35°C
Max.
119 mm
Total precipitation
77%
Avg. humidity
3 m/s
Avg. wind
4 ☀️
Sunny Days
6 ⛅️
Cloudy
19 🌦
Rainy
Our opinion: Biarritz has OK weather in May.
Average temperature in Biarritz in May
Here are the expected maximum, average and minimum temperatures in Biarritz for May based on the historical data.
Last Year
Historical Data
Going from a maximum of +30°C during the day to a minimum of +10°C during the night, the temperature in May averages around +19°C.
The average maximum temperature goes up 20% by the end of the month, compared with the beginning of the month, from +17°C to +21°C.
Is Biarritz warm or cold in May?
Biarritz is typically mild in May.
Maximum temperatures go up compared to the previous month from +16°C to +19°C. The minimum temperature also goes up from +9°C to +12°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how May is compared to other months in Biarritz:
Water temperature in Biarritz in May
Water in Biarritz in May is Fresh. It varies from +14°C to +19°C, with an average of +16°C.This is almost similar to the air temperature, which averages +19°C.
In May, water temperatures are average relative to the rest of the year:
The warmest water temperatures in Biarritz are reached in August, when the average sea temperature rises to +21°C. The coldest water temperatures are in February, with an average of +12°C.
Can you swim in Biarritz in May?
Water temperature (+16°C) in Biarritz in May might be suited for short swims and acclimatized swimmers might find it refreshing.
🦭
Cold
Below +16°C
🏄♂️
Fresh
16°C - 21°C
🏊
Comfortable
21°C - 25°C
👙
Warm
25°C - 28°C
🔥
Very warm
+28°C and up
Think of bringing a full-body or shorty wetsuit (3mm-5mm thickness) to provide insulation and maintain body heat.
Climate in Biarritz in May
Biarritz weather looks like this, on average, in May and the surrounding months.
April
May
June
Avg. temperature
+16°C
+19°C
+22°C
Min. temperature
0°C
+4°C
+8°C
Max. temperature
+32°C
+35°C
+43°C
Rainfall
124 mm
119 mm
92 mm
Wind
3 m/s
3 m/s
3 m/s
Avg. water temperature
+14°C
+16°C
+19°C
Humidity
75%
77%
79%
Air pressure
1015 HPa
1015 HPa
1017 HPa
Sunny days
5
4
4
Cloudy days
5
6
7
Rainy days
19
19
16
Snowy days
0
0
0
May weather is still as ok as in April.It’s getting warmer as May arrives. The average maximum temperature goes up from +16°C to +19°C during the day.As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 124 mm to 119 mm.Humidity rises from 75% to 77%.The average wind speed doesn’t change much during May, staying around 3 m/s.The days becoming less sunny, going from 5 sunny days in April to 4 in May.
Wind speed in Biarritz in May based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Biarritz is gradually increasing during May, going from 2 m/s to 4 m/s over the course of the month.
Rain
Amount of rainfall in mm during May in Biarritz based on historical data.
Last Year
Historical Data
Typically, there is a 48% chance of rain on an average day in May, with total rainfall of approximately 74 mm. The maximum amount of rainfall per day is around 22 mm, which is considered light rain.May is a pretty wet month with over 15 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Biarritz wettest month is November, where a typical day has a 57% chance of precipitation and 147 mm of rainfall per day. July, on the other hand, is the driest month with a mere 45% chance of precipitation and 86 mm of rainfall per day.
How was the weather last May in Biarritz?
This is the weather in Biarritz in May 2023:
1 May
☁️
+17°C
2 May
☀️
+23°C
3 May
☀️
+30°C
4 May
☀️
+22°C
5 May
☀️
+22°C
6 May
☀️
+20°C
7 May
☁️
+19°C
8 May
☀️
+21°C
9 May
🌧️
+17°C
10 May
🌧️
+16°C
11 May
🌧️
+15°C
12 May
🌧️
+14°C
13 May
🌧️
+16°C
14 May
🌧️
+16°C
15 May
🌧️
+16°C
16 May
🌧️
+16°C
17 May
☀️
+17°C
18 May
☀️
+16°C
19 May
☀️
+17°C
20 May
☀️
+17°C
21 May
☁️
+18°C
22 May
☁️
+18°C
23 May
☁️
+19°C
24 May
☁️
+18°C
25 May
☀️
+18°C
26 May
☀️
+24°C
27 May
☀️
+26°C
28 May
☁️
+22°C
29 May
☁️
+22°C
30 May
☁️
+23°C
31 May
☁️
+21°C
In May 2023 Biarritz had 13 sunny days, 10 cloudy days, and 8 rainy days. The average maximum temperature was +19°C, with an absolute maximum of +30°C and a minimum of +14°C. The average humidity was 81%, with a maximum of 100% and a minimum of 38%. The average wind speed was 3 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in May?
Climate Change over Years
This is how Biarritz climate have been changing during last 43 years period.
The climate in Biarritz in May has not changed much over the last 43 years.
The average temperature was the lowest in 1980 (+17°C) and the highest in 2022 (+20°C). The driest year was 1991 with only 917 mm of rainfall, and the wettest year was 2013 with 1763 mm.
FAQ
Frequently asked questions about the weather in Biarritz in May:
Is May a good time to visit Biarritz?
It’s always a good time to visit Biarritz, but the weather is changeable in May, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Biarritz in May?
May has mild temperatures in Biarritz. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Can you swim in Biarritz in May?
In general, you can swim in Biarritz in May, if you want to, at an average water temperature of +16°C. But it will feel quite cool, and some precautions are necessary to ensure your comfort and safety.
Is Biarritz rainy in May?
Biarritz is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Biarritz in May?
Usually, it’s not very sunny in Biarritz in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Biarritz, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
