Cavalaire-sur-Mer Weather in September
September in Cavalaire-sur-Mer sees daytime temperatures around 26°C (79°F) and lows of 18°C (64°F) at night. With around 67 mm (2.6 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Cavalaire-sur-Mer in September
Past climate data indicates that roughly 6 days will see rain, totalling around 67 mm (2.6 in) for the month. The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.
Temperature in Cavalaire-sur-Mer in September
If you're visiting Cavalaire-sur-Mer in September, expect perfect temperatures with highs of 26°C (79°F) and overnight lows of 18°C (64°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 18°C (64°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Cavalaire-sur-Mer in September
With approximately 320 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Cavalaire-sur-Mer.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit France, check out our Cavalaire-sur-Mer's climate page.
Cavalaire-sur-Mer Temperature in September
Min Temperature
18°C (64°F)
Max Temperature
26°C (79°F)
Chance of Rain
20%
Precipitation
67 mm (2.6 in)
Rainy days
6 days
Sunshine
320 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cavalaire-sur-Mer typically drop from around 27°C (81°F) at the start of September to approximately 23°C (73°F) by the end. Nights are pleasant, with lows typically ranging from 15°C (59°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 for Cavalaire-sur-Mer in September
Browse day-by-day weather records for Cavalaire-sur-Mer spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cavalaire-sur-Mer historical weather extremes in September
The extremes listed below come from historical weather data collected in Cavalaire-sur-Mer from 1976 through 2025.
- The warmest day in September was on September 22, 2018, with a maximum of 32°C (90°F).
- On September 22, 1977, Cavalaire-sur-Mer saw its coldest September day with temperatures maxing out at 17°C (63°F).
- Nighttime temperatures dropped to 7°C (45°F) on September 19, 2001, 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
What to Wear in Cavalaire-sur-Mer in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Cavalaire-sur-Mer in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit France, check out our Cavalaire-sur-Mer's climate page.
See the full Cavalaire-sur-Mer climate overview or explore weather in France.
