World Resorts France Arcachon Weather

Arcachon Sea Temperature in August

Average sea water temperature in August:
+71.3°F
Minimum sea water temperature in August: 76.1°F
Maximum sea water temperature in August: 68.4°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 72.6°F. The highest and lowest sea temperatures during the month were 73.8°F and 71.2°F.

Monthly sea water temperature in Arcachon, °F

Which France resorts have warmest sea in August?

Place name August 2025 August 2024
Portivecju 79.5°F 82.2°F
Bastia 79.4°F 82.7°F
Saint Jean Cap Ferrat 78.8°F 81.9°F
Roquebrune Cap Martin 78.7°F 81.5°F
Menton 78.6°F 81.4°F
Nice 78.6°F 81.6°F
Theoule Sur Mer 78.5°F 81.4°F
Mandelieu la Napoule 78.5°F 81.4°F
Cannes 78.5°F 81.5°F
Calvi 78.4°F 80.8°F
Golfe Juan 78.4°F 81.4°F
Bunifaziu 78.4°F 80.3°F
Juan les Pins 78.4°F 81.4°F
Antibes 78.4°F 81.4°F
Saint Laurent du Var 78.3°F 81.2°F
Cagnes sur Mer 78.2°F 81.1°F
Frejus 78.1°F 80.7°F
Aiacciu 78.0°F 80.3°F
Saint-Tropez 77.9°F 80.6°F
Sainte Maxime 77.9°F 80.5°F

Best time for vacation in Arcachon

Sunniest months:
August 18 days
September 17 days
July 17 days
Warmest months:
August 77.5 °F
July 76.8 °F
September 73.2 °F
Warmest sea temp:
August 71.3 °F
July 69.9 °F
September 68.9 °F
Coldest months:
January 50.5 °F
February 52.2 °F
December 53.5 °F
Rainiest months:
November 6 days
December 6 days
January 6 days
Windiest months:
January 9.8 mph
December 9.8 mph
February 9.6 mph

Arcachon on a weather map

Arcachon
+46°F
SW 13 mph
Feels like: +39°F
Precip.: 0%
Places in France:
Name
°F
+34°F
+54°F
+46°F
+45°F
+55°F
+52°F
+52°F
+55°F
+50°F
+52°F
+37°F
+55°F
+45°F
+27°F
+39°F
24 Hours Forecast
Arcachon
Local time: 13:56
December 24, wednesday
1500
46°F
SW
13 mph
1800
41°F
SW
14 mph
2100
37°F
SW
14 mph
December 25, thursday
0000
37°F
SW
13 mph
0300
36°F
SW
11 mph
0600
32°F
SW
7 mph
0900
30°F
W
5 mph
1200
36°F
W
6 mph
Units of measurement: °C / °F