Cannes · AutumnMonth summary
Cannes weather in September
✅ Good
🌡️ Temperature min / max
18°C – 26°C
🌧 Rainy days
18% of days
☀️ Sunshine
11.2h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
8.6/10
📅 📅 Best month
July (9.6/10)
Quick decision
Should you visit Cannes in September?
✅ Good
✅ Yes if: you want good weather with lower prices than peak season.
❌ No if: you need guaranteed perfect weather — some mixed days are possible.
Our take: September is a good time to visit Cannes. July remains slightly better (+1.0 pts).
By trip type
Cannes in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
🎯 Ideal beach temperature (26°C) — crowds still moderate Autumn in Cannes is often underrated: 26°C, golden light and declining crowds. An interesting window. Rain risk remains low (18% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if July (9.6/10) remains theoretically better.
Browse by month
All months for Cannes
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ⛅ January | 6°C | 13°C | 21% | 2.0 | 8.8h | 6.6/10 |
| ⛅ February | 7°C | 14°C | 23% | 2.4 | 9.7h | 7.0/10 |
| ⛅ March | 8°C | 16°C | 22% | 2.8 | 11.0h | 7.1/10 |
| 🌤️ April | 10°C | 18°C | 24% | 2.4 | 12.6h | 7.4/10 |
| 🌤️ May | 14°C | 21°C | 31% | 1.9 | 13.1h | 7.8/10 |
| ☀️ June | 19°C | 26°C | 18% | 1.3 | 14.7h | 9.3/10 |
| ☀️ July | 21°C | 29°C | 8% | 0.5 | 14.5h | 9.6/10 |
| ☀️ August | 22°C | 29°C | 10% | 0.7 | 13.0h | 9.2/10 |
| ☀️ September | 18°C | 26°C | 18% | 1.7 | 11.2h | 8.6/10 |
| 🌤️ October | 15°C | 22°C | 25% | 4.1 | 10.0h | 7.7/10 |
| ⛅ November | 10°C | 17°C | 33% | 4.6 | 8.9h | 7.0/10 |
| ⛅ December | 6°C | 14°C | 22% | 2.9 | 8.7h | 6.8/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, Cannes averages 26°C, 18% rainy days and 11.2h of sunshine per day. Overall weather score: 8.6/10.
See methodology →
Comparison
September vs July (best month)
The best month is July (score 9.6/10). Difference:
- 🌡️ Max temperature : +3°C
- 🌧 Rainy days : -10%
- ☀️ Sunshine : +3.3h/day
FAQ
FAQ — Cannes in September
Is September a good time to visit Cannes?
September is an excellent time to visit Cannes (score 8.6/10). With 26°C, 11.2h of sunshine and 18% rain, conditions are very favourable.
What to do in Cannes in September?
With 26°C and 11.2h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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Activities and tours in Cannes
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