September weather forecastPfyn, Switzerland

September

Weather in September

September, the first month of the autumn in Pfyn, is also an enjoyable month, with temperature in the range of an average high of 19.6°C (67.3°F) and an average low of 8.1°C (46.6°F).

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

An average high-temperature, in September, in Pfyn, is 19.6°C (67.3°F) and the average low-temperature is 8.1°C (46.6°F).

The average relative humidity in September in Pfyn, Switzerland, is 81%.

September is the month with the least rainfall. Rain falls for 9.9 days and accumulates 29mm (1.14") of precipitation.

In Pfyn, in September, it is raining for 9.9 days, with typically 29mm (1.14") of accumulated precipitation.

June through September are months without snowfall in Pfyn.

In Pfyn, in September, it doesn't snow. In October, it regularly snows.

In Pfyn, Switzerland, the average day length in September is 12h and 34min.

On the first day of September in Pfyn, Switzerland, 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.

In Pfyn, Switzerland, the average sunshine duration in September is 8.7h.

In Pfyn, Switzerland, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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 36min

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 42min

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).