September weather forecast
Balm bei Messen, Switzerland

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Weather in September

The first month of the autumn, September, is still a refreshing month in Balm bei Messen, Switzerland, with an average temperature ranging between max 18.7°C (65.7°F) and min 8.3°C (46.9°F).

Temperature

Balm bei Messen, Switzerland, records a mild change in average high-temperature during September, easing from a moderately hot 23°C (73.4°F) in August to an enjoyable 18.7°C (65.7°F). Balm bei Messen records an average nighttime low-temperature of 8.3°C (46.9°F) throughout September.

Humidity

In September, the average relative humidity in Balm bei Messen is 82%.

Rainfall

The month with the least rainfall is September, when the rain falls for 15 days and typically collects 46mm (1.81") of precipitation.

Snowfall

January through May, September through December are months with snowfall in Balm bei Messen. September is the first month it typically snows in Balm bei Messen. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. In Balm bei Messen, during the entire year, snow falls for 37.6 days and aggregates up to 557mm (21.93") of snow.

Daylight

The average length of the day in September in Balm bei Messen is 12h and 34min.
On the first day of September, sunrise is at 06:50 and sunset at 20:10. On the last day of the month, sunrise is at 07:28 and sunset at 19:11 CEST.

Sunshine

The average sunshine in September in Balm bei Messen, Switzerland, is 8.6h.

UV index

In September, the average daily maximum UV index in Balm bei Messen is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 4 during September leads to these instructions:
Take precautions - Protection against sunburn is recommended. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Feb 4, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the usual temperature for Balm bei Messen in September?

In Balm bei Messen, in September, the average high-temperature is 18.7°C (65.7°F), and the average low-temperature is 8.3°C (46.9°F).

What is the average humidity in September in Balm bei Messen?

In September, the average relative humidity in Balm bei Messen, Switzerland, is 82%.

What is the driest month in Balm bei Messen?

September is the month with the least rainfall in Balm bei Messen. Rain falls for 15 days and accumulates 46mm (1.81") of precipitation.

How much does it rain in Balm bei Messen in September?

In September, in Balm bei Messen, the rain falls for 15 days. Throughout September, 46mm (1.81") of precipitation is accumulated.

When does it start snowing in Balm bei Messen?

September is the first month it typically snows in Balm bei Messen. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow.

What is the average length of the day in September in Balm bei Messen?

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

When is the sunrise / sunset in September in Balm bei Messen?

In September, on the first day of the month, sunrise is at 06:50 and sunset at 20:10. On the last day of the month, sunrise is at 07:28 and sunset at 19:11 CEST.

How many hours of sunshine does Balm bei Messen have in September?

In September, the average sunshine duration is 8.6h.

What is the UV index intensity in September in Balm bei Messen?

In September, the average daily maximum UV index in Balm bei Messen is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Balm bei Messen, Switzerland

Average temperature in September - Balm bei Messen, Switzerland
  • Average high temperature in September: 18.7°C

The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.7°C).

  • Average low temperature in September: 8.3°C

The month with the highest average low temperature is July (11.9°C).
The coldest months (with the lowest average low temperature) are January and February (-2.8°C).

Average pressure in September
Balm bei Messen, Switzerland

Average pressure in September - Balm bei Messen, Switzerland
  • Average pressure in September: 1018.6mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in September
Balm bei Messen, Switzerland

Average wind speed in September - Balm bei Messen, Switzerland
  • Average wind speed in September: 7.2km/h

The windiest month (with the highest average wind speed) is February (10.2km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).

Average humidity in September
Balm bei Messen, Switzerland

Average humidity in September - Balm bei Messen, Switzerland
  • Average humidity in September: 82%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April, July and August (79%).

Average rainfall in September
Balm bei Messen, Switzerland

Average rainfall in September - Balm bei Messen, Switzerland
  • Average rainfall in September: 46mm

The wettest month (with the highest rainfall) is June (97mm).
The driest month (with the least rainfall) is September (46mm).

Average rainfall days in September
Balm bei Messen, Switzerland

Average rainfall days in September - Balm bei Messen, Switzerland
  • Average rainfall days in September: 15 days

The month with the highest number of rainy days is May (21.9 days).
The month with the least rainy days is February (12.3 days).

Average snowfall in September
Balm bei Messen, Switzerland

Average snowfall in September - Balm bei Messen, Switzerland
  • Average snowfall in September: 1mm

The month with the highest snowfall is February (133mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in September
Balm bei Messen, Switzerland

Average snowfall days in September - Balm bei Messen, Switzerland
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Balm bei Messen, Switzerland

Average daylight in September / Average sunshine in September - Balm bei Messen, Switzerland
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in September
Balm bei Messen, Switzerland

Average sunshine days in September - Balm bei Messen, Switzerland
  • Average sunshine days in September: 12.1 days

The month with the most sunshine days is October (14.1 days).
The month with the least sunshine days is May (6.7 days).

Average UV index in September
Balm bei Messen, Switzerland

Average UV index in September - Balm bei Messen, Switzerland
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Balm bei Messen, Switzerland

Average cloud cover in September - Balm bei Messen, Switzerland
  • Average cloud cover in September: 37

The months with the most cloud cover are January, February and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Balm bei Messen, Switzerland

Average visibility in September - Balm bei Messen, Switzerland
  • Average visibility in September: 8km

The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).

Balm bei Messen, Switzerland

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