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Cap d'Agde Weather in September
Thinking of visiting Cap d'Agde in September? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 18°C (64°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Cap d'Agde in September
Historically, September sees about 8 days of rain, with a monthly average of 93 mm (3.7 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Cap d'Agde in September
September in Cap d'Agde is generally excellent, with days reaching 24°C (75°F) and nights settling around 18°C (64°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 18°C (64°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 Cap d'Agde in September
The city usually sees around 243 hours of sunlight, indicating many sunny days , a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Cap d'Agde.
Cap d'Agde Temperature in September
Min Temperature
18°C (64°F)
Max Temperature
24°C (75°F)
Chance of Rain
26%
Precipitation
93 mm (3.7 in)
Rainy days
8 days
Humidity
71% *
Sunshine
243 hours *
Percentage Sunshine
*
* Data from: Montpellier, France (46 KM, 28 Miles).
Cap d'Agde Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cap d'Agde - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cap d'Agde typically drop from around 26°C (79°F) at the start of September to approximately 23°C (73°F) by the end. Nights are pleasant, with lows typically ranging from 14°C (57°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 Cap d'Agde in September
Browse day-by-day weather records for Cap d'Agde spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cap d'Agde historical weather extremes in September
Based on 50 years of weather observations in Cap d'Agde between 1976 and 2026, these are the recorded extremes.
- On September 5, 2026, temperatures climbed to 37°C (99°F), marking the warmest September day on record.
- The coldest September day was on September 27, 2020, with a maximum of 14°C (57°F).
- Cap d'Agde registered its coldest September night on September 21, 1977, with temperatures dropping to 6°C (43°F).
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 Cap d'Agde in September
For Cap d'Agde in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Cap d'Agde in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling9/10 -
Walking9/10 -
Barbeque8/10 -
Camping8/10 -
Outdoor sports9/10
Cap d'Agde 3-Day Forecast
More climate data for Cap d'Agde
Temperature Rainfall Sunshine Humidity
See the full Cap d'Agde climate overview or explore weather in France.
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