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Winterthur
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Switzerland weather

Weather in Winterthur for September 2027

Your guide to Winterthur weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Winterthur at the beginning of September is 24 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.2 °C by the end of September.

    • Rain 🌧️

  • Winterthur experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 80.3 mm.

    • More

  • Is September a good time to visit Winterthur? check out the best time to travel to Winterthur page.

Average dry days
20
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/10°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
79 %
Avg humidity

Winterthur Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
24°
2
Patchy rain possible
24°
3
Light rain
25°
4
Light rain
25°
5
Light rain
22°
6
Fog
23°
7
Fog
26°
8
Light rain
26°
9
Light rain
20°
10
Patchy rain possible
20°
11
Light rain
20°
12
Thundery outbreaks possible
19°
13
Light rain
18°
14
Light rain
18°
15
Patchy rain possible
22°
16
Patchy rain possible
19°
17
Patchy rain possible
19°
18
Light rain
21°
19
Light rain shower
21°
20
Patchy rain possible
24°
21
Patchy rain possible
22°
22
Moderate rain
17°
23
Light rain
16°
24
Light rain
16°
25
Mist
17°
26
Light rain
18°
27
Patchy rain possible
19°
28
Patchy rain possible
18°
29
Fog
20°
30
Patchy rain possible
20°

Temperatures trend during September in Winterthur

See the weather trend as well as the moving average line

September weather in Winterthur day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 24° /13° 1.3 mm 6
2 Sept. Patchy rain possible
Patchy rain possible
 24° /12° 1.5 mm 5
3 Sept. Light rain
Light rain
 25° /13° 2.9 mm 6
4 Sept. Light rain
Light rain
 25° /14° 5.9 mm 6
5 Sept. Light rain
Light rain
 22° /12° 3.6 mm 4
6 Sept. Fog
Fog
 23° /11° 0 mm 6
7 Sept. Fog
Fog
 26° /12° 0 mm 5
8 Sept. Light rain
Light rain
 26° /14° 3.4 mm 5
9 Sept. Light rain
Light rain
 20° /13° 7.6 mm 4
10 Sept. Patchy rain possible
Patchy rain possible
 20° /11° 1.2 mm 4
11 Sept. Light rain
Light rain
 20° /11° 3.4 mm 5
12 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 19° /10° 1.2 mm 5
13 Sept. Light rain
Light rain
 18° /9° 4.4 mm 3
14 Sept. Light rain
Light rain
 18° /11° 6.8 mm 4
15 Sept. Patchy rain possible
Patchy rain possible
 22° /10° 1 mm 5
16 Sept. Patchy rain possible
Patchy rain possible
 19° /10° 1 mm 4
17 Sept. Patchy rain possible
Patchy rain possible
 19° /9° 1.1 mm 4
18 Sept. Light rain
Light rain
 21° /9° 3.6 mm 5
19 Sept. Light rain shower
Light rain shower
 21° /10° 0.5 mm 4
20 Sept. Patchy rain possible
Patchy rain possible
 24° /11° 0 mm 4.9
21 Sept. Patchy rain possible
Patchy rain possible
 22° /10° 1.6 mm 4
22 Sept. Moderate rain
Moderate rain
 17° /9° 11 mm 4
23 Sept. Light rain
Light rain
 16° /8° 2.9 mm 4
24 Sept. Light rain
Light rain
 16° /8° 2.7 mm 4
25 Sept. Mist
Mist
 17° /7° 0.3 mm 4
26 Sept. Light rain
Light rain
 18° /8° 7.2 mm 4
27 Sept. Patchy rain possible
Patchy rain possible
 19° /8° 1.6 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
 18° /9° 2.2 mm 4
29 Sept. Fog
Fog
 20° /9° 0.1 mm 4
30 Sept. Patchy rain possible
Patchy rain possible
 20° /9° 0.3 mm 4
Next
Important Notice
Our weather forecast for 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 Winterthur forecast closer to your planned date for the most up-to-date weather information.
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Winterthur in September - FAQ

What are the expected maximum and minimum temperatures in Winterthur during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Winterthur during September?
Moderate rainfall is anticipated in Winterthur during September, with a total of 80.3 mm spread over approximately 10 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Winterthur during September?
The average wind speed in Winterthur during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Winterthur

Explore the daily rainfall trends and prepare for Winterthurs September weather 💧
Typically, Winterthur has 10 rainy days in September with a total of 80.3 mm of rainfall.

UV exposure in Winterthur during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Winterthur?

Get accurate weather forecasts for Winterthur, located at latitude 47.506 and longitude 8.724. Stay updated with localized weather information tailored for Winterthur.

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