Region Maloja (St. Moritz)
September
Weather in Region Maloja for September 2025
Your guide to Region Maloja weather in September - trends and predictions
With an average of 5 snowy days, Region Maloja usually enjoys a light touch of snow in September.
According to Region Maloja snow forecast for September 2025, 5 snowy days are expected until the end of the month. The closest date with snow is Tuesday, 23 September.Until now, September 2025 in Region Maloja is slightly cooler than the historical average by -1.6 °C.
The forecast for the next days in Region Maloja predicts a temperature of 9.6 °C, which is cooler than the historical average.
In general, the average temperature in Region Maloja at the beginning of September is 15.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 5 °C by the end of September.
Snow Forecast ❄️
Temperatures
8
Dry days
17
Rainy days
5
Snow days
12°/0°
Temperatures
13 km/h
Avg max wind
81 %
Avg humidity
Region Maloja Weather September
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Temperatures trend during September in Region Maloja
See the weather trend as well as the moving average line
September weather in Region Maloja day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 14° /2° | 8.5 mm | 0 cm | |
| 2 Sept. |  Patchy light rain with thunder | 14° /1° | 5.4 mm | 0 cm | |
| 3 Sept. |  Sunny | 15° /1° | 1.2 mm | 0 cm | |
| 4 Sept. |  Overcast | 17° /3° | 3.3 mm | 0 cm | |
| 5 Sept. | Sunny | 13° /2° | 6.8 mm | 0 cm | |
| 6 Sept. | Sunny | 17° /1° | 0 mm | 0 cm | |
| 7 Sept. | Sunny | 18° /1° | 0 mm | 0 cm | |
| 8 Sept. |  Patchy rain possible | 17° /3° | 2 mm | 0 cm | |
| 9 Sept. | Patchy rain possible | 14° /2° | 9.4 mm | 0 cm | |
| 10 Sept. | Patchy rain possible | 14° /2° | 5.2 mm | 0 cm | |
| 11 Sept. | Patchy light rain with thunder | 14° /1° | 3.8 mm | 0 cm | |
| 12 Sept. | Partly cloudy | 12° /-1° | 5.3 mm | 3 cm | |
| 13 Sept. |  Thundery outbreaks possible | 9° /-2° | 7.9 mm | 1.7 cm | |
| 14 Sept. |  Moderate or heavy rain shower | 8° /-2° | 2.6 mm | 1.2 cm | |
| 15 Sept. | Thundery outbreaks possible | 11° /-2° | 0 mm | 0 cm | |
| 16 Sept. | Patchy rain possible | 13° /-1° | 0.6 mm | 0 cm | |
| 17 Sept. | Sunny | 12° /-2° | 0 mm | 0 cm | |
| 18 Sept. | Sunny | 19° /3° | 0 mm | 0 cm | |
| 19 Sept. | Sunny | 20° /4° | 0 mm | 0 cm | |
| 20 Sept. | Sunny | 18° /5° | 0 mm | 0 cm | |
| 21 Sept. | Partly cloudy | 16° /4° | 0 mm | 0 cm | |
| 22 Sept. |  Moderate rain | 9° /7° | 7.4 mm | 0 cm | |
| 23 Sept. | Moderate rain | 5° /-1° | 5.1 mm | 2.3 cm | |
| 24 Sept. |  Moderate snow | 1° /-10° | 1.3 mm | 1 cm | |
| 25 Sept. | Partly cloudy | 4° /-10° | 0 mm | 0 cm | |
| 26 Sept. | Partly cloudy | 7° /-8° | 0 mm | 0 cm | |
| 27 Sept. | Patchy rain possible | 4° /-4° | 9 mm | 4.9 cm | |
| 28 Sept. |  Heavy snow | 4° /-3° | 10.9 mm | 6.7 cm | |
| 29 Sept. |  Light sleet | 3° /-4° | 1.5 mm | 0.1 cm | |
| 30 Sept. | Patchy rain possible | 12° /-1° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Region Maloja 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 Maloja forecast closer to your planned date for the most up-to-date weather information.
Change Month
Region Maloja in September - FAQ
What are the expected maximum and minimum temperatures in Region Maloja during September?
Prepare for cooler days with highs just around 12° and colder nights, dipping below 0°.
How much rainfall should be expected in Region Maloja during September?
Significant rainfall exceeding 137.4 mm is expected in Region Maloja during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Region Maloja in September 2025?
Region Maloja experiences an average snowfall of 16.67 cm during September, occurring over 5 days.
What are the typical wind conditions in Region Maloja during September?
The average wind speed in Region Maloja during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
Region Maloja snow forecast September 2025
Track daily snowfall levels and discover Region Maloja’s snowy potential this September ❄️
September rainfall patterns in Region Maloja
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