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Weather in Silesia for September 2026

Your guide to Silesia weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Silesia at the beginning of September is 27.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.6 °C by the end of September.

    • Rain 🌧️

  • The climate of Silesia in September is notably wet, with an average of 13 rainy days, and a total of 94.5 mm of precipitation.

Average dry days
17
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/13°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
62 %
Avg humidity

Silesia Weather September

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

Temperatures trend during September in Silesia

See the weather trend as well as the moving average line

September weather in Silesia 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
 25° /17° 0.1 mm 6
2 Sept. Sunny
Sunny
 29° /17° 1.4 mm 7
3 Sept. Sunny
Sunny
 27° /17° 2.8 mm 7
4 Sept. Partly cloudy
Partly cloudy
 30° /18° 0 mm 8
5 Sept. Sunny
Sunny
 30° /18° 0.4 mm 7
6 Sept. Partly cloudy
Partly cloudy
 24° /15° 1.4 mm 6
7 Sept. Partly cloudy
Partly cloudy
 27° /14° 0 mm 7
8 Sept. Patchy rain possible
Patchy rain possible
 29° /17° 1.3 mm 7
9 Sept. Light drizzle
Light drizzle
 23° /14° 1.8 mm 5
10 Sept. Light rain shower
Light rain shower
 22° /14° 2.6 mm 5
11 Sept. Partly cloudy
Partly cloudy
 21° /14° 4.8 mm 5
12 Sept. Patchy rain possible
Patchy rain possible
 21° /11° 2.8 mm 5
13 Sept. Light rain shower
Light rain shower
 15° /11° 13.5 mm 4
14 Sept. Light rain shower
Light rain shower
 17° /13° 38.6 mm 4
15 Sept. Patchy rain possible
Patchy rain possible
 20° /11° 12.9 mm 5
16 Sept. Light drizzle
Light drizzle
 20° /13° 5.4 mm 5
17 Sept. Cloudy
Cloudy
 19° /11° 0.6 mm 5
18 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 22° /12° 0.4 mm 5
19 Sept. Partly cloudy
Partly cloudy
 23° /13° 0 mm 6
20 Sept. Sunny
Sunny
 25° /13° 0 mm 7
21 Sept. Sunny
Sunny
 25° /13° 0 mm 7
22 Sept. Sunny
Sunny
 22° /11° 0 mm 6
23 Sept. Overcast
Overcast
 18° /10° 0.5 mm 4
24 Sept. Light drizzle
Light drizzle
 19° /11° 0.5 mm 5
25 Sept. Sunny
Sunny
 18° /9° 0 mm 5
26 Sept. Patchy rain possible
Patchy rain possible
 18° /11° 0 mm 4
27 Sept. Patchy rain possible
Patchy rain possible
 20° /11° 0.1 mm 5
28 Sept. Patchy rain possible
Patchy rain possible
 16° /9° 0 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
 12° /7° 0.6 mm 3
30 Sept. Partly cloudy
Partly cloudy
 13° /7° 1.8 mm 4
Next
Important Notice
Our weather forecast for Silesia 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 Silesia forecast closer to your planned date for the most up-to-date weather information.
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Silesia in September - FAQ

What are the expected maximum and minimum temperatures in Silesia during September?

Enjoy moderate daytime temperatures of up to 21° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Silesia during September?

Moderate rainfall is anticipated in Silesia during September, with a total of 94.5 mm spread over approximately 13 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Silesia during September?

The average wind speed in Silesia during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Silesia

Explore the daily rainfall trends and prepare for Silesias September weather 💧
Typically, Silesia has 13 rainy days in September with a total of 94.5 mm of rainfall.

UV exposure in Silesia during September

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

Get accurate weather forecasts for Silesia, located at latitude 50.258 and longitude 19.028. Stay updated with localized weather information tailored for Silesia.

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