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Switzerland
The weather in September in Les Monts
Looking for great weather? September is a good time to be in Les Monts. The temperatures are nice, and there’s not too much rain.
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Les Monts, Switzerland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Daily weather in September for Les Monts
Click on any day in September to get detailed info about the usual weather on that day in Les Monts. Check out the historical temperatures and precipitation over the past 10 years on this day.
Average temperatures
It's pleasantly warm in September in Les Monts with an average temperature of 21°C. Temperatures this month range from a low of 18°C to a high of 24°C. At night, you can expect temperatures between 9°C and 14°C.
Temperature records
With 30°C in 2023, Les Monts reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 9°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 4°C to a highest value of 19°C.
Rainfall amount
In September, there is an average of 51 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the West.
September weather comparison
| Les Monts | New York | |
|---|---|---|
| Average temperature | 21°C | 27°C |
| Max. temperature | 24°C | 31°C |
| Min. temperature | 9°C | -5°C |
| Total precipitation | 51 mm | 57 mm |
| Rainy days | 8 days | 9 days |
Start of September
The month of September starts in Les Monts with warm temps, averaging around 23°C during the day and nights around 14°C.
Mid September
By mid-September, daytime temps drop to around 22°C, with nights around 13°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Les Monts is around 19°C, while nighttime temps are about 11°C. A shower might pop up, but overall, the weather will be dry and sunny.
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Les Monts for all months and discover the best travel time
Curious about the weather in other parts of Switzerland? Check out the climate and weather for spots like Zurich, Geneva, Valais, or explore other destinations in Switzerland.
Temperature charts
These charts show the average temperatures in September in Les Monts, Switzerland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Les Monts
Temperature in September in Les Monts over the years
Precipitation charts
These charts show the average amount of precipitation in September in Les Monts, Switzerland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Les Monts
Total precipitation in September in Les Monts over the years
Daily UV index in September in Les Monts
This chart shows the average daily UV index in September in Les Monts, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Les Monts
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Average weather in Les Monts by month
Click on a month below to see detailed weather info for Les Monts. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.