Weather in Zürich in September
Climate normals based on 10 years of historical data for Zürich, Schweiz.
Average high
21°C
Average low
11°C
Rainfall
80 mm
11 rainy days
Sunshine
3.7h/day
Luftfeuchtigkeit
79%
How Hot Is Zürich in September?
Zürich starts to ease back from summer's peak — afternoon highs of 21°C and overnight lows of 11°C in September. It's roughly 5°C cooler than August and on par with October.
Sunshine Hours in September
Sun comes and goes in Zürich: 3.7h of direct sun, daylight from 7:05 am to 7:35 pm.
Does It Rain In Zürich In September?
Steady, frequent rain defines September: Zürich averages 80mm in 11 days.
Is Zürich Humid In September?
Zürich's air is saturated this month: humidity averages a sweltering 79%.
Wind In Zürich In September
Light breezes typical: Zürich averages 10 kph wind in September.
Cloud Cover In Zürich In September
Zürich's September runs cloudy: typical cloud cover of 61%.
Cities With Similar Weather In September
Weather in Zürich, month by month
| Month | High / Low | Regen | |
|---|---|---|---|
| Wetter im Januar | 4°C / -2°C | 102mm | Details → |
| Wetter im Februar | 7°C / 0°C | 68mm | Details → |
| Wetter im März | 11°C / 1°C | 77mm | Details → |
| Wetter im April | 15°C / 4°C | 89mm | Details → |
| Wetter im Mai | 18°C / 8°C | 135mm | Details → |
| Wetter im Juni | 24°C / 13°C | 137mm | Details → |
| Wetter im Juli | 26°C / 15°C | 111mm | Details → |
| Wetter im August | 25°C / 15°C | 120mm | Details → |
| Wetter im September | 21°C / 11°C | 80mm | |
| Wetter im Oktober | 15°C / 7°C | 80mm | Details → |
| Wetter im November | 9°C / 2°C | 88mm | Details → |
| Wetter im Dezember | 5°C / 0°C | 93mm | Details → |