Weather in Marseille in August 2025
Average weather
Average temperature in Marseille in August
The expected average maximum temperature in August is +30°C with a maximum of +36°C and a minimum of +15°C.
The average maximum temperature goes down 14% by the end of the month, compared with the beginning of the month, from +30°C to +27°C.
Is Marseille warm or cold in August?
Marseille is typically warm in August.
Maximum temperatures go down compared to the previous month from +30°C to +29°C. The minimum temperature also goes up from +20°C to +20°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
August is one of the warmest months in Marseille, here is the comparison with other months:
Water temperature in Marseille in August
Water in Marseille in August is Comfortable. It varies from +19°C to +26°C, with an average of +23°C. The air temperature averaging +29°C is higher than the water temperature.
The water temperature in August is one of the warmest of the entire year:
Can you swim in Marseille in August?
Climate in Marseille in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +30°C | +29°C | +26°C | ||||
| Min. temperature | ||||||
| +9°C | +12°C | +8°C | ||||
| Max. temperature | ||||||
| +39°C | +38°C | +35°C | ||||
| Rainfall | ||||||
| 12 mm | 20 mm | 57 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 4 m/s | ||||
| Avg. water temperature | ||||||
| +22°C | +23°C | +22°C | ||||
| Humidity | ||||||
| 66% | 68% | 71% | ||||
| Air pressure | ||||||
| 1014 HPa | 1014 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 20 | 18 | 14 | ||||
| Cloudy days | ||||||
| 6 | 8 | 8 | ||||
| Rainy days | ||||||
| 4 | 5 | 8 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as great as in July. It’s getting colder in August. From +30°C in the day, the average maximum temperature lowers to +29°C. Prepare for more rain. Average rainfall goes from 12 mm to 20 mm. Humidity rises from 66% to 68%. The average wind speed doesn’t change much during August, staying around 4 m/s. The days becoming less sunny, going from 20 sunny days in July to 18 in August.
Next month (September) brings a further decline in the weather.
Wind
The average wind speed is 6 m/s getting up to 17 m/s which is quite strong. The wind will cause branches to move and ground debris to fly around.
The average wind speed in Marseille is gradually decreasing during August, going from 8 m/s to 4 m/s over the course of the month.
Rain
How was the weather last August in Marseille?
Climate Change over Years
The climate in Marseille in August has not changed much over the last 43 years.
The average temperature was the lowest in 1980 (+18°C) and the highest in 2022 (+22°C). The driest year was 2017 with only 303 mm of rainfall, and the wettest year was 2019 with 1057 mm.
FAQ
Is August a good time to visit Marseille?
Can you sunbathe in Marseille in August?
Can you swim in Marseille in August?
Is Marseille rainy in August?
Is it sunny in Marseille in August?
Other cities in France
Monthly weather in Marseille
Source of the data
For this page, we’ve looked at the typical weather in Marseille, 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.