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Wahlkreis St. Gallen (Sankt Gallen)
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Switzerland weather

Weather in Wahlkreis St. Gallen for September 2027

Your guide to Wahlkreis St. Gallen weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Wahlkreis St. Gallen at the beginning of September is 21.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.1 °C by the end of September.

    • Rain 🌧️

  • The climate of Wahlkreis St. Gallen in September is notably wet, with an average of 12 rainy days, and a total of 108 mm of precipitation.

    • More

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

Average dry days
18
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/10°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Wahlkreis St. Gallen Weather September

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

Temperatures trend during September in Wahlkreis St. Gallen

See the weather trend as well as the moving average line

September weather in Wahlkreis St. Gallen day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Light rain
Light rain
 21° /13° 3.1 mm 5
2 Sept. Light rain
Light rain
 22° /12° 3.7 mm 5
3 Sept. Patchy rain possible
Patchy rain possible
 22° /13° 2 mm 5
4 Sept. Light rain
Light rain
 23° /14° 3.4 mm 6
5 Sept. Light rain
Light rain
 21° /12° 7.7 mm 4
6 Sept. Sunny
Sunny
 21° /11° 0 mm 5
7 Sept. Sunny
Sunny
 23° /13° 0.1 mm 5
8 Sept. Light rain
Light rain
 24° /14° 4.5 mm 6
9 Sept. Moderate rain
Moderate rain
 19° /12° 10.3 mm 4
10 Sept. Patchy rain possible
Patchy rain possible
 17° /12° 1.9 mm 3
11 Sept. Light rain
Light rain
 18° /11° 3.5 mm 5
12 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 16° /11° 3.1 mm 4
13 Sept. Light rain
Light rain
 16° /10° 6.4 mm 3
14 Sept. Light rain
Light rain
 15° /10° 8.8 mm 3
15 Sept. Partly cloudy
Partly cloudy
 19° /10° 0.9 mm 5
16 Sept. Light rain
Light rain
 17° /9° 2.6 mm 4
17 Sept. Patchy rain possible
Patchy rain possible
 17° /10° 1.7 mm 4
18 Sept. Light rain
Light rain
 19° /10° 5.1 mm 5
19 Sept. Light rain shower
Light rain shower
 19° /11° 1.5 mm 4
20 Sept. Patchy rain possible
Patchy rain possible
 21° /11° 0.5 mm 4
21 Sept. Patchy rain possible
Patchy rain possible
 19° /11° 0.5 mm 4
22 Sept. Moderate rain
Moderate rain
 15° /9° 13 mm 4
23 Sept. Light rain
Light rain
 14° /8° 5.2 mm 4
24 Sept. Light rain
Light rain
 15° /8° 3.9 mm 3
25 Sept. Sunny
Sunny
 15° /7° 0.7 mm 4
26 Sept. Light rain
Light rain
 16° /9° 2.7 mm 4
27 Sept. Light rain
Light rain
 16° /9° 5.2 mm 4
28 Sept. Light rain
Light rain
 16° /10° 4.8 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
 18° /9° 0.4 mm 4
30 Sept. Light rain shower
Light rain shower
 18° /10° 0.5 mm 4
Next
Important Notice
Our weather forecast for Wahlkreis St. Gallen 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 Wahlkreis St. Gallen forecast closer to your planned date for the most up-to-date weather information.
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Wahlkreis St. Gallen in September - FAQ

What are the expected maximum and minimum temperatures in Wahlkreis St. Gallen during September?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Wahlkreis St. Gallen during September?
Significant rainfall exceeding 108 mm is expected in Wahlkreis St. Gallen during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.

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

September rainfall patterns in Wahlkreis St. Gallen

Explore the daily rainfall trends and prepare for Wahlkreis St. Gallens September weather 💧
Typically, Wahlkreis St. Gallen has 12 rainy days in September with a total of 108 mm of rainfall.

UV exposure in Wahlkreis St. Gallen during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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