Weather in Rennes in September
Climate normals based on 10 years of historical data for Rennes, Prancis.
Average high
22°C
Average low
12°C
Rainfall
60 mm
9 rainy days
Sunshine
3.5h/day
Kelembapan
74%
How Hot Is Rennes in September?
Warm days linger in Rennes: 22°C highs, 12°C lows, averaging 17°C. A 3°C cooler reading than August, but next month (October) will drop further.
Sunshine Hours in September
Rennes's September averages 3.5h of direct sun — cloud cover varies day to day.
Does It Rain In Rennes In September?
Expect spells of rain in Rennes: 60mm total, with 9 wet days in September.
Is Rennes Humid In September?
Rennes feels muggy this month with humidity around 74%, especially in calm air.
Wind In Rennes In September
Light breezes typical: Rennes averages 19 kph wind in September.
Cloud Cover In Rennes In September
Grey, cloudy days are the norm: 63% average cover in Rennes.
Cities With Similar Weather In September
Weather in Rennes, month by month
| Month | High / Low | Hujan | |
|---|---|---|---|
| Cuaca di Bulan Januari | 9°C / 3°C | 68mm | Details → |
| Cuaca di Bulan Februari | 10°C / 3°C | 58mm | Details → |
| Cuaca di Bulan Maret | 12°C / 5°C | 65mm | Details → |
| Cuaca di Bulan April | 15°C / 6°C | 53mm | Details → |
| Cuaca di Bulan Mei | 18°C / 9°C | 62mm | Details → |
| Cuaca di Bulan Juni | 22°C / 12°C | 85mm | Details → |
| Cuaca di Bulan Juli | 24°C / 14°C | 49mm | Details → |
| Cuaca di Bulan Agustus | 24°C / 14°C | 55mm | Details → |
| Cuaca di Bulan September | 22°C / 12°C | 60mm | |
| Cuaca di Bulan Oktober | 17°C / 10°C | 87mm | Details → |
| Cuaca di Bulan November | 13°C / 7°C | 74mm | Details → |
| Cuaca di Bulan Desember | 10°C / 5°C | 78mm | Details → |