Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a warm 24.4°C (75.9°F) in August to a comfortable 19.6°C (67.3°F). Throughout the month of September, the nighttime temperature in Pfyn dips to an average of 8.1°C (46.6°F).Humidity
In Pfyn, the average relative humidity in September is 81%.Rainfall
September is the month with the least rainfall. Rain falls for 9.9 days and accumulates 29mm (1.14") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Pfyn, Switzerland, the average length of the day in September is 12h and 34min.On the first day of September in Pfyn, sunrise is at 06:43 and sunset at 20:04. On the last day of the month, sunrise is at 07:22 and sunset at 19:05 CEST.
Sunshine
In September, the average sunshine is 8.7h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In September, a daily UV index of 4 turns into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Frequently asked questions
What are the temperatures in Pfyn in September?
What is the average humidity in September in Pfyn?
What is the driest month in Pfyn?
How much does it rain in Pfyn in September?
When it does not snow in Pfyn?
Does it snow in Pfyn in September?
How many hours of daylight does Pfyn have in September?
What time are sunrise and sunset in September in Pfyn?
How long on average sun shines in September in Pfyn?
What is the UV index intensity in September in Pfyn?
Average temperature in September
Pfyn, Switzerland
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in September: 8.1°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in September
Pfyn, Switzerland
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Pfyn, Switzerland
- Average wind speed in September: 6.5km/h
The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity in September
Pfyn, Switzerland
- Average humidity in September: 81%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in September
Pfyn, Switzerland
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is December (82mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in September
Pfyn, Switzerland
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is May (18.4 days).
The months with the least rainy days are September and November (9.9 days).
Average snowfall in September
Pfyn, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (182mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Pfyn, Switzerland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Pfyn, Switzerland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in September
Pfyn, Switzerland
- Average sunshine days in September: 19 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is February (11.1 days).
Average UV index in September
Pfyn, Switzerland
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Pfyn, Switzerland
- Average cloud cover in September: 38
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Pfyn, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January and February (7km).
Pfyn, Switzerland
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