Annual mean 15°C · wettest around November · prevailing wind NW
Warmest
24.5 °C
Coldest
9.8 °C
Wettest
38%
Windiest
5.0 m/s
Prevailing
NW
4.0 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Biarritz over the whole year is 15°C. August is the hottest month, with highs of about 24°C; January is the coldest, with lows of about 7°C. The rainy (wet) season in Biarritz runs from November to February, peaking in November with a 29% chance of rain on a given day. The dry season is March to October; August is the driest month, at 10%. Winds in Biarritz are highest in March, averaging 3.6 m/s (13 km/h), and lightest in September, at 2.9 m/s (10 km/h). The prevailing wind is from the NW. The clearest skies in Biarritz come in September, when the sky is typically 72% covered; December is the cloudiest month, at 82%.
Month by month Biarritz climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
11°C
7°C
7°C
25%
80%
3.3 m/s
9
0
50
February
13°C
8°C
9°C
21%
75%
3.3 m/s
15
0
67
March
14°C
9°C
10°C
19%
78%
3.6 m/s
22
0
71
April
16°C
10°C
13°C
17%
77%
3.5 m/s
36
2
79
May
18°C
13°C
16°C
16%
78%
3.5 m/s
55
7
79
June
22°C
17°C
21°C
16%
77%
3.2 m/s
77
20
61
July
24°C
19°C
23°C
11%
74%
3.2 m/s
82
30
50
August
24°C
18°C
24°C
10%
73%
3.0 m/s
76
38
42
September
22°C
16°C
22°C
16%
72%
2.9 m/s
76
27
53
October
20°C
14°C
18°C
16%
76%
2.9 m/s
74
13
73
November
14°C
10°C
12°C
29%
78%
3.2 m/s
30
1
71
December
13°C
9°C
9°C
25%
82%
3.4 m/s
17
0
67
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Biarritz weather by season
Year round, Biarritz has days of about 11°C at their warmest in January, its coolest month, and 24°C in August, its warmest; the coolest hours of the day run from 7°C to 19°C through the year, and the average temperature over the year is 15°C around the clock. Rain is most likely around November and least likely around August. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Biarritz weather in winterDecember to February
High 12°CLow 8°CRain 24%
Winter in Biarritz has typical daily highs of about 12°C and lows of about 8°C, with a 24% chance of rain on a given day.
Biarritz weather in springMarch to May
High 16°CLow 11°CRain 17%
Spring in Biarritz has typical daily highs of about 16°C and lows of about 11°C, with a 17% chance of rain on a given day.
Biarritz weather in summerJune to August
High 23°CLow 18°CRain 12%
Summer in Biarritz has typical daily highs of about 23°C and lows of about 18°C, with a 12% chance of rain on a given day.
Biarritz weather in autumnSeptember to November
High 19°CLow 13°CRain 20%
Autumn in Biarritz has typical daily highs of about 19°C and lows of about 13°C, with a 20% chance of rain on a given day.
When is the rainy season in Biarritz?
The rainy (wet) season in Biarritz runs from November to February, peaking in November with a 29% chance of rain on a given day. The dry season is March to October; August is the driest month, at 10%.
What time of year is Biarritz windiest?
Winds in Biarritz are highest in March, averaging 3.6 m/s (13 km/h), and lightest in September, at 2.9 m/s (10 km/h). The prevailing wind is from the NW.
What is the average temperature in Biarritz year round?
The average temperature in Biarritz over the whole year is 15°C. August is the hottest month, with highs of about 24°C; January is the coldest, with lows of about 7°C.