Weathermondo.com
Switzerland
The weather in September in Käsern
Looking for sun? September isn’t a good month to be in Käsern. The temperature is nice, but there’s too much chance of rain.
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Käsern, 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 Käsern
Click on any day in September to get detailed info about the usual weather on that day in Käsern. Check out the historical temperatures and precipitation over the past 10 years on this day.
Average temperatures
It's pleasantly warm in September in Käsern with an average temperature of 19°C. Temperatures this month range from a low of 17°C to a high of 22°C. At night, you can expect temperatures between 8°C and 13°C.
Temperature records
With 29°C in 2023, Käsern reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 7°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 2°C to a highest value of 18°C.
Precipitation and snowfall
In September, there is an average of 111 mm of precipitation, spread over 13 days. Of the total precipitation, about 0,8 cm falls as snow in September. The wind speed is around 3 Bft, mostly coming from the West.
September weather comparison
| Käsern | New York | |
|---|---|---|
| Average temperature | 19°C | 27°C |
| Max. temperature | 22°C | 31°C |
| Min. temperature | 8°C | -5°C |
| Total precipitation | 111 mm | 57 mm |
| Rainy days | 13 days | 9 days |
| Total snowfall | 0,8 cm | 0 cm |
| Snowy days | 1 day | 0 days |
Start of September
The month of September starts in Käsern with mild temps, averaging around 21°C during the day and nights around 12°C.
Mid September
By mid-September, daytime temps stay steady at around 21°C, with nights around 12°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 Käsern is around 18°C, while nighttime temps are about 10°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
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 Käsern 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 Käsern, Switzerland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Käsern
Temperature in September in Käsern over the years
Precipitation charts
These charts show the average amount of precipitation in September in Käsern, 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 Käsern
Total precipitation in September in Käsern over the years
Daily Snowfall in September in Käsern
Snowfall in September in Käsern per year
Daily UV index in September in Käsern
This chart shows the average daily UV index in September in Käsern, 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 Käsern
Have you been to Käsern in September?
Share your weather experience in September in Käsern.
Average weather in Käsern by month
Click on a month below to see detailed weather info for Käsern. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.