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Region Surselva (Laax)
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Switzerland weather

Weather in Region Surselva for September 2027

Your guide to Region Surselva weather in September - trends and predictions

    Rain 🌧️

  • The climate of Region Surselva in September is notably wet, with an average of 13 rainy days, and a total of 114.6 mm of precipitation.

    • More

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

Average dry days
17
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/5°
Temperatures
Average wind speed
9 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Region Surselva Weather September

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

Temperatures trend during September in Region Surselva

See the weather trend as well as the moving average line

September weather in Region Surselva day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Heavy rain
Heavy rain
 15° /4° 23.6 mm 4
2 Sept. Light rain
Light rain
 15° /4° 2.9 mm 4
3 Sept. Partly cloudy
Partly cloudy
 20° /3° 0 mm 6.6
4 Sept. Patchy rain possible
Patchy rain possible
 24° /7° 0.7 mm 6.5
5 Sept. Moderate rain
Moderate rain
 14° /5° 12.1 mm 3
6 Sept. Overcast
Overcast
 22° /4° 0 mm 6.3
7 Sept. Partly cloudy
Partly cloudy
 23° /7° 0.6 mm 6
8 Sept. Light rain shower
Light rain shower
 21° /8° 1 mm 6.1
9 Sept. Moderate rain
Moderate rain
 15° /6° 13.3 mm 3
10 Sept. Light rain
Light rain
 12° /5° 3.9 mm 2
11 Sept. Patchy rain possible
Patchy rain possible
 16° /4° 0.7 mm 3
12 Sept. Light drizzle
Light drizzle
 14° /3° 0.2 mm 4
13 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 19° /4° 7.5 mm 3
14 Sept. Light rain
Light rain
 17° /7° 3.8 mm 3
15 Sept. Light rain
Light rain
 22° /6° 2.5 mm 5.5
16 Sept. Light rain
Light rain
 15° /8° 6.4 mm 2
17 Sept. Partly cloudy
Partly cloudy
 14° /4° 0.3 mm 3
18 Sept. Sunny
Sunny
 19° /6° 0.4 mm 3
19 Sept. Sunny
Sunny
 23° /6° 0 mm 5
20 Sept. Patchy rain possible
Patchy rain possible
 23° /7° 0 mm 4
21 Sept. Patchy rain possible
Patchy rain possible
 20° /7° 0.1 mm 3
22 Sept. Moderate rain
Moderate rain
 15° /5° 18.6 mm 3
23 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 18° /6° 1.5 mm 3
24 Sept. Light rain
Light rain
 14° /4° 9.4 mm 2
25 Sept. Light rain shower
Light rain shower
 13° /4° 1.1 mm 2
26 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 17° /4° 0.5 mm 3
27 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 16° /4° 3.5 mm 3
28 Sept. Patchy rain possible
Patchy rain possible
 19° /3° 0 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
 19° /5° 0 mm 3
30 Sept. Patchy rain possible
Patchy rain possible
 16° /3° 0.1 mm 3
Next
Important Notice
Our weather forecast for Region Surselva 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 Region Surselva forecast closer to your planned date for the most up-to-date weather information.
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Region Surselva in September - FAQ

What are the expected maximum and minimum temperatures in Region Surselva during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Region Surselva during September?
Significant rainfall exceeding 114.6 mm is expected in Region Surselva during September, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Region Surselva during September?
The average wind speed in Region Surselva during September is 9 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Region Surselva

Explore the daily rainfall trends and prepare for Region Surselvas September weather 💧
Typically, Region Surselva has 13 rainy days in September with a total of 114.6 mm of rainfall.

UV exposure in Region Surselva during September

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