Bezirk Winterthur (Winterthur)
September
Weather in Bezirk Winterthur for September 2025
Your guide to Bezirk Winterthur weather in September - trends and predictions
Until now, September 2025 in Bezirk Winterthur is cooler than usual, with temperatures averaging 19.5 °C, this is -2.6 °C below the typical seasonal average.
The forecast for the next days in Bezirk Winterthur predicts a temperature of 17.2 °C, which is cooler than the historical average.
In general, the average temperature in Bezirk Winterthur at the beginning of September is 24.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.3 °C by the end of September.
Bezirk Winterthur in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 97.1 mm.
Temperatures
Rain 🌧️
11
Dry days
19
Rainy days
0
Snow days
21°/10°
Temperatures
10 km/h
Avg max wind
81 %
Avg humidity
Bezirk Winterthur Weather September
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Temperatures trend during September in Bezirk Winterthur
See the weather trend as well as the moving average line
September weather in Bezirk Winterthur day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 25° /12° | 1.7 mm | 6 | |
| 2 Sept. |  Sunny | 24° /12° | 1.9 mm | 6 | |
| 3 Sept. |  Mist | 25° /12° | 3.9 mm | 6 | |
| 4 Sept. | Fog | 24° /13° | 7.9 mm | 5 | |
| 5 Sept. | Mist | 22° /11° | 2.3 mm | 5 | |
| 6 Sept. | Fog | 23° /10° | 0 mm | 5 | |
| 7 Sept. | Fog | 26° /11° | 0 mm | 6 | |
| 8 Sept. | Fog | 25° /13° | 3.5 mm | 5 | |
| 9 Sept. |  Light rain shower | 21° /13° | 6.7 mm | 5 | |
| 10 Sept. | Mist | 21° /11° | 1.7 mm | 5 | |
| 11 Sept. | Partly cloudy | 21° /11° | 4.5 mm | 5 | |
| 12 Sept. |  Thundery outbreaks possible | 19° /9° | 1.7 mm | 4 | |
| 13 Sept. | Fog | 17° /8° | 5.4 mm | 4 | |
| 14 Sept. | Light rain shower | 17° /10° | 8.9 mm | 4 | |
| 15 Sept. | Fog | 21° /8° | 1.4 mm | 5 | |
| 16 Sept. | Patchy rain possible | 16° /10° | 0.4 mm | 0.9 | |
| 17 Sept. | Partly cloudy | 18° /8° | 0 mm | 0.7 | |
| 18 Sept. | Sunny | 24° /9° | 0 mm | 1.3 | |
| 19 Sept. | Sunny | 26° /12° | 0 mm | 1.3 | |
| 20 Sept. | Sunny | 28° /15° | 0 mm | 1.4 | |
| 21 Sept. | Patchy rain possible | 24° /13° | 1.2 mm | 4 | |
| 22 Sept. |  Moderate rain | 13° /9° | 8.2 mm | 3 | |
| 23 Sept. | Patchy rain possible | 11° /6° | 4.1 mm | 2 | |
| 24 Sept. | Moderate rain | 10° /6° | 6.5 mm | 2 | |
| 25 Sept. | Partly cloudy | 14° /4° | 0 mm | 3 | |
| 26 Sept. | Sunny | 16° /6° | 0 mm | 4 | |
| 27 Sept. | Partly cloudy | 16° /7° | 0 mm | 4 | |
| 28 Sept. | Patchy rain possible | 15° /9° | 1.1 mm | 3 | |
| 29 Sept. | Patchy rain possible | 10° /9° | 4.1 mm | 2 | |
| 30 Sept. | Mist | 19° /8° | 0.5 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Bezirk Winterthur in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Bezirk Winterthur forecast closer to your planned date for the most up-to-date weather information.
Change Month
Bezirk Winterthur in September - FAQ
What are the expected maximum and minimum temperatures in Bezirk Winterthur during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bezirk Winterthur during September?
Moderate rainfall is anticipated in Bezirk Winterthur during September, with a total of 97.1 mm spread over approximately 19 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Bezirk Winterthur during September?
The average wind speed in Bezirk Winterthur during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Bezirk Winterthur
Explore the daily rainfall trends and prepare for Bezirk Winterthurs September weather 💧
UV exposure in Bezirk Winterthur during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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