Measurements:
°C
°F
Cassis
46°F
SE 19 mph
Feels like: 38°F
Precip: 0%
World Resorts France Cassis Weather August Weather in Cassis

Cassis Weather: August

Average Day Temperature: 85.3°F
Average Night Temperature: 75.5°F
Sea Water Temperature: 77.3°F
Number of Sunny Days: 28 days
Sunshine Hours: 13.2 - 14.5 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.5 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 92°F. The lowest night temperature was 67°F. The average values for day and night temperatures during August were 83.4°F и 75.4°F respectivly.

Cassis Water Sea Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Cassis was 77.4°F. The maximum and minimum values were 69.6°F and 82.4°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in August are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in August, in

Precipitation total in August for Cassis is 0.5 in. It makes august one of the least rainy months of the year.

Wind Speed in August, mph

The average wind speed in August is 9.7 mph. It makes August the most windless month of the year for Cassis.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Cassis in August is 12.5 hours.

Best Time to Visit Cassis
The most sunny months:
July 29 days
August 28 days
June 25 days
The most warm months:
August 85.3 °F
July 85.2 °F
June 79.2 °F
Warmest sea temperature:
August 77.4 °F
July 75.3 °F
September 74.8 °F
The most cold months:
January 51.6 °F
February 52.6 °F
December 54.3 °F
The most rainy months:
November 4 days
October 3 days
December 3 days
The most windy months:
January 13 mph
March 12 mph
February 12 mph

Cassis on the Weather Map

France Resorts:
NAME
Antibes +50
Arcachon +50
Biarritz +46
Bordeaux +44
Cannes +46
Corsica +52
Etretat +42
Marseilles +46
Menton +52
Montpellier +46
Nice +46
Paris +36
Saint-Tropez +44
Toulon +48
Toulouse +42
24 Hours Weather Forecast
Cassis
Local time: 08:52
05 dec, friday
0900 46°F
SE
19 mph
1200 50°F
SE
21 mph
1500 52°F
SE
16 mph
1800 48°F
SE
13 mph
2100 48°F
S
8 mph
06 dec, saturday
0000 48°F
SE
10 mph
0300 48°F
SE
10 mph
0600 46°F
SE
12 mph