World Resorts France Biarritz Weather

Biarritz sea water temperature

Current sea water temperature:
+71.2°F
Minimum sea water temperature in September: 75.6°F
Maximum sea water temperature in September: 66.7°F
Average sea water temperature in September: 70.4°F

Sea water temperature for the last 10 days:

September 16 71.2°F September 11 71.8°F
September 15 71.6°F September 10 72.5°F
September 14 71.4°F September 9 73.6°F
September 13 71.8°F September 8 73.8°F
September 12 71.6°F September 7 73.8°F

When is the warmest sea in Biarritz?

Based on the data about daily sea water temperature for the last three years the warmest sea in Biarritz was noticed in August, July and September.

Monthly Sea Temperatures in Biarritz, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 75.8°F. The highest and lowest sea temperatures during the month were 77.2°F and 74.1°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 76.5°F. The highest and lowest sea temperatures during the month were 77.7°F and 74.3°F.

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 72.8°F. The highest and lowest sea temperatures during the month were 74.5°F and 71.2°F.

Best time for vacation in Biarritz

Sunniest months:
September 15 days
August 15 days
October 14 days
Warmest months:
August 74.9 °F
July 73.2 °F
September 71.7 °F
Warmest sea temp:
August 73.2 °F
July 72.0 °F
September 70.3 °F
Coldest months:
January 50.8 °F
February 52.7 °F
December 54.1 °F
Rainiest months:
November 8 days
January 7 days
December 6 days
Windiest months:
January 9.2 mph
February 9.0 mph
December 8.9 mph

Biarritz on a weather map

Biarritz
+68°F
SE 11 mph
Feels like: +68°F
Precip.: 13%
Places in France:
Name
°F
+77°F
+75°F
+64°F
+77°F
+81°F
+79°F
+75°F
+79°F
+77°F
+68°F
+77°F
+75°F
+75°F
+73°F
+61°F
24 Hours Forecast
Biarritz
Local time: 14:17
September 16, wednesday
1500
68°F
SE
11 mph
1800
68°F
SE
11 mph
2100
63°F
SE
8 mph
September 17, thursday
0000
63°F
SE
5 mph
0300
63°F
SW
3 mph
0600
61°F
W
2 mph
0900
61°F
W
1 mph
1200
66°F
SE
6 mph
Units of measurement: °C / °F