May weather forecast
Grossaffoltern, Switzerland

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Weather in May

The last month of the spring, May, is a comfortable month in Grossaffoltern, Switzerland, with an average temperature fluctuating between 16.8°C (62.2°F) and 6°C (42.8°F).

Temperature

Grossaffoltern's average high-temperature in May sits at a comfortable 16.8°C (62.2°F), showing little difference from the previous month. During May, the average low-temperature is a chilly 6°C (42.8°F).

Humidity

The average relative humidity in May in Grossaffoltern is 81%.

Rainfall

In Grossaffoltern, Switzerland, in May, during 21.9 rainfall days, 92mm (3.62") of precipitation is typically accumulated. In Grossaffoltern, during the entire year, the rain falls for 195.6 days and collects up to 870mm (34.25") of precipitation.

Snowfall

January through May, September through December are months with snowfall in Grossaffoltern. May is the last month it regularly snows. During 0.3 snowfall days, in May, Grossaffoltern aggregates 5mm (0.2") of snow. In Grossaffoltern, Switzerland, 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 May is 15h and 5min.
On the first day of the month, sunrise is at 06:13 and sunset at 20:41. On the last day of May, in Grossaffoltern, sunrise is at 05:39 and sunset at 21:17 CEST.

Sunshine

In May, the average sunshine in Grossaffoltern is 9h.

UV index

In Grossaffoltern, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 4 translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

What is the temperature in May in Grossaffoltern?

During May, Grossaffoltern experiences an average high-temperature of 16.8°C (62.2°F) and a low-temperature of 6°C (42.8°F).

What is the average humidity in May in Grossaffoltern?

The average relative humidity in May is 81%.

How many days does it rain in May in Grossaffoltern?

In May, in Grossaffoltern, the rain falls for 21.9 days. Throughout May, 92mm (3.62") of precipitation is accumulated.

What is the last month it snows in Grossaffoltern?

May is the last month it regularly snows in Grossaffoltern. During 0.3 snowfall days, in May, Grossaffoltern aggregates 5mm (0.2") of snow.

How many hours of daylight does Grossaffoltern have in May?

In May, the average day length is 15h and 5min.

When is the sunrise / sunset in May in Grossaffoltern?

On the first day of May, sunrise is at 06:13 and sunset at 20:41. On the last day of the month, sunrise is at 05:39 and sunset at 21:17 CEST.

How many hours of sunshine does Grossaffoltern have in May?

In May, the average sunshine duration is 9h.

What is the UV index intensity in May in Grossaffoltern?

In Grossaffoltern, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Grossaffoltern, Switzerland

Average temperature in May - Grossaffoltern, Switzerland
  • Average high temperature in May: 16.8°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 May: 6°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 May
Grossaffoltern, Switzerland

Average pressure in May - Grossaffoltern, Switzerland
  • Average pressure in May: 1016.3mbar

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 May
Grossaffoltern, Switzerland

Average wind speed in May - Grossaffoltern, Switzerland
  • Average wind speed in May: 8.4km/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 May
Grossaffoltern, Switzerland

Average humidity in May - Grossaffoltern, Switzerland
  • Average humidity in May: 81%

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 May
Grossaffoltern, Switzerland

Average rainfall in May - Grossaffoltern, Switzerland
  • Average rainfall in May: 92mm

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

Average rainfall days in May
Grossaffoltern, Switzerland

Average rainfall days in May - Grossaffoltern, Switzerland
  • Average rainfall days in May: 21.9 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 May
Grossaffoltern, Switzerland

Average snowfall in May - Grossaffoltern, Switzerland
  • Average snowfall in May: 5mm

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 May
Grossaffoltern, Switzerland

Average snowfall days in May - Grossaffoltern, Switzerland
  • Average snowfall days in May: 0.3 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 May /
Average sunshine in May
Grossaffoltern, Switzerland

Average daylight in May / Average sunshine in May - Grossaffoltern, Switzerland
  • Average daylight in May: 15h and 1min

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 May: 9h and 0min

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 May
Grossaffoltern, Switzerland

Average sunshine days in May - Grossaffoltern, Switzerland
  • Average sunshine days in May: 6.7 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 May
Grossaffoltern, Switzerland

Average UV index in May - Grossaffoltern, Switzerland
  • Average UV index in May: 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 May
Grossaffoltern, Switzerland

Average cloud cover in May - Grossaffoltern, Switzerland
  • Average cloud cover in May: 44

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 May
Grossaffoltern, Switzerland

Average visibility in May - Grossaffoltern, Switzerland
  • Average visibility in May: 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).

Grossaffoltern, Switzerland

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