Weather in Winterthur in September
Climate normals based on 10 years of historical data for Winterthur, Schweiz.
Average high
20°C
Average low
11°C
Rainfall
86 mm
11 rainy days
Sunshine
3.4h/day
Luftfeuchtigkeit
81%
How Hot Is Winterthur in September?
Late summer in Winterthur: 20°C afternoons, 11°C cooler nights. Compared with August, this is a 5°C jump.
Sunshine Hours in September
Sun comes and goes in Winterthur: 3.4h of direct sun, daylight from 7:05 am to 7:35 pm.
Does It Rain In Winterthur In September?
Rain interrupts most days in Winterthur: 86mm in 11 days.
Is Winterthur Humid In September?
Winterthur is sticky and humid throughout September: 81% humidity makes the heat feel relentless.
Wind In Winterthur In September
September brings gentle winds to Winterthur — averaging 11 kph.
Cloud Cover In Winterthur In September
Cloudy skies dominate Winterthur in September — averaging 64% cloud cover.
Cities With Similar Weather In September
Weather in Winterthur, month by month
| Month | High / Low | Regen | |
|---|---|---|---|
| Wetter im Januar | 4°C / -2°C | 105mm | Details → |
| Wetter im Februar | 7°C / -1°C | 70mm | Details → |
| Wetter im März | 11°C / 1°C | 84mm | Details → |
| Wetter im April | 14°C / 4°C | 97mm | Details → |
| Wetter im Mai | 18°C / 8°C | 139mm | Details → |
| Wetter im Juni | 23°C / 13°C | 138mm | Details → |
| Wetter im Juli | 25°C / 15°C | 108mm | Details → |
| Wetter im August | 25°C / 15°C | 126mm | Details → |
| Wetter im September | 20°C / 11°C | 86mm | |
| Wetter im Oktober | 15°C / 7°C | 86mm | Details → |
| Wetter im November | 9°C / 2°C | 90mm | Details → |
| Wetter im Dezember | 5°C / -1°C | 98mm | Details → |