French Riviera · AutumnMonth summary
French Riviera weather in September
✅ Good
🌡️ Temperature min / max
18°C – 25°C
🌧 Rainy days
17% of days
☀️ Sunshine
11.0h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
8.4/10
📅 📅 Best month
July (9.8/10)
Quick decision
Should you visit French Riviera 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 French Riviera. July remains slightly better (+1.4 pts).
By trip type
French Riviera 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 (27°C) — crowds still moderate Autumn in French Riviera is often underrated: 25°C, golden light and declining crowds. An interesting window. Rain risk remains low (17% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if July (9.8/10) remains theoretically better.
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All months for French Riviera
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ⛅ January | 5°C | 13°C | 20% | 1.8 | 7.9h | 6.4/10 |
| ⛅ February | 6°C | 14°C | 23% | 2.5 | 9.0h | 6.9/10 |
| ⛅ March | 8°C | 15°C | 23% | 2.6 | 10.5h | 7.0/10 |
| 🌤️ April | 10°C | 18°C | 28% | 2.5 | 11.9h | 7.3/10 |
| 🌤️ May | 14°C | 21°C | 31% | 2.0 | 12.9h | 7.8/10 |
| ☀️ June | 19°C | 26°C | 21% | 1.3 | 13.8h | 9.0/10 |
| ☀️ July | 21°C | 28°C | 8% | 0.4 | 13.6h | 9.8/10 |
| ☀️ August | 22°C | 29°C | 11% | 0.6 | 12.8h | 9.2/10 |
| ☀️ September | 18°C | 25°C | 17% | 1.7 | 11.0h | 8.4/10 |
| 🌤️ October | 14°C | 21°C | 26% | 3.9 | 9.5h | 7.5/10 |
| ⛅ November | 9°C | 17°C | 32% | 4.2 | 8.1h | 7.0/10 |
| ⛅ December | 6°C | 14°C | 22% | 2.8 | 7.6h | 6.3/10 |
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, French Riviera averages 25°C, 17% rainy days and 11.0h of sunshine per day. Overall weather score: 8.4/10.
See methodology →
Comparison
September vs July (best month)
The best month is July (score 9.8/10). Difference:
- 🌡️ Max temperature : +3°C
- 🌧 Rainy days : -9%
- ☀️ Sunshine : +2.6h/day
FAQ
FAQ — French Riviera in September
Is September a good time to visit French Riviera?
September is an excellent time to visit French Riviera (score 8.4/10). With 25°C, 11.0h of sunshine and 17% rain, conditions are very favourable.
What to do in French Riviera in September?
With 25°C and 11.0h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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Activities & tours
Activities and tours in French Riviera
Guided tours, skip-the-line tickets and local experiences.
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Flights
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