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Aix en Provence Weather in September
September is one of the excellent months to visit Aix en Provence, with daytime temperatures of 26°C (79°F) and lows of 14°C (57°F) at night. Do note that quite a bit of rainfall is typical, averaging around 77 mm (3 in).
Rainfall in Aix en Provence in September
Historically, September sees about 7 days of rain, with a monthly average of 77 mm (3 in). Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.
Temperature in Aix en Provence in September
September tends to be one of the excellent months in Aix en Provence, with 26°C (79°F) in the afternoon and 14°C (57°F) overnight. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Aix en Provence in September
With approximately 255 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Aix en Provence.
Aix en Provence Temperature in September
Min Temperature
14°C (57°F)
Max Temperature
26°C (79°F)
Chance of Rain
23%
Precipitation
77 mm (3 in)
Rainy days
7 days
Sunshine
255 hours
Percentage Sunshine
Aix en Provence Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Aix en Provence - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Aix en Provence typically drop from around 27°C (81°F) at the start of September to approximately 24°C (75°F) by the end. Nights are pleasant, with lows typically ranging from 13°C (55°F) to 17°C (63°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Aix en Provence in September
Browse day-by-day weather records for Aix en Provence spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Aix en Provence historical weather extremes in September
Based on weather observations in Aix en Provence between 1976 and 2026, these are the recorded extremes during September.
- On September 5, 2026, temperatures climbed to 36°C (97°F), marking the warmest September day on record.
- The coldest September day was on September 27, 2007, with a maximum of 15°C (59°F).
- Nighttime temperatures dropped to 5°C (41°F) on September 29, 1989, marking the coldest September night on record.
Best Places in France in September
Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Aix en Provence in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Aix en Provence in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
Aix en Provence 3-Day Forecast
More climate data for Aix en Provence
See the full Aix en Provence climate overview or explore weather in France.
Popular in September
Where to go in September - average daytime high across popular destinations.
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The 10 most charming villages in France
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