Weather in September
Temperature
September in Visp brings a slight decrease in temperature, down from a warm 25.9°C (78.6°F) in August to a pleasant 21.5°C (70.7°F). In Visp, the nighttime chill during September is a clear shift from the day's highs, with an average of 8.4°C (47.1°F).Humidity
In September, the average relative humidity in Visp, Switzerland, is 70%.Rainfall
September is the month with the least rainfall. Rain falls for 6.1 days and accumulates 41mm (1.61") of precipitation.Snowfall
In Visp, Switzerland, snow does not fall in May through October.Daylight
In September, the average length of the day in Visp is 12h and 32min.On the first day of September in Visp, sunrise is at 06:49 and sunset at 20:07. On the last day of the month, sunrise is at 07:26 and sunset at 19:10 CEST.
Frequently asked questions
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Average temperature in September
Visp, Switzerland
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is July (26.7°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in September: 8.4°C
The month with the highest average low temperature is July (11.9°C).
The coldest month (with the lowest average low temperature) is January (-5.4°C).
Average humidity in September
Visp, Switzerland
- Average humidity in September: 70%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is April (59%).
Average rainfall in September
Visp, Switzerland
- Average rainfall in September: 41mm
The wettest month (with the highest rainfall) is December (62mm).
The driest month (with the least rainfall) is September (41mm).
Average rainfall days in September
Visp, Switzerland
- Average rainfall days in September: 6.1 days
The month with the highest number of rainy days is August (7.7 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in September
Visp, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (311mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Visp, Switzerland
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, July and August (0 days).
Average daylight in September
Visp, Switzerland
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
Visp, Switzerland
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