May weather forecast
Waltenschwil, Switzerland

May

Weather in May

May, the last month of the spring in Waltenschwil, is a comfortable month, with an average temperature ranging between min 6.3°C (43.3°F) and max 18.4°C (65.1°F).

Temperature

May's arrival coincides with a marginal rise in the average high-temperature, moving from April's 15.3°C (59.5°F) to a still refreshing 18.4°C (65.1°F). Waltenschwil experiences a drastic reduction from day temperatures to an average low of 6.3°C (43.3°F) in May.

Humidity

In May, the average relative humidity is 79%.

Rainfall

In Waltenschwil, Switzerland, during May, the rain falls for 17.8 days and regularly aggregates up to 71mm (2.8") of precipitation. In Waltenschwil, Switzerland, during the entire year, the rain falls for 157.5 days and collects up to 712mm (28.03") of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Waltenschwil, Switzerland. During 0.4 snowfall days, in May, Waltenschwil aggregates 12mm (0.47") of snow. In Waltenschwil, during the entire year, snow falls for 52.6 days and aggregates up to 964mm (37.95") of snow.

Daylight

The average length of the day in May in Waltenschwil is 15h and 7min.
On the first day of the month, sunrise is at 06:09 and sunset at 20:38. On the last day of May, in Waltenschwil, sunrise is at 05:34 and sunset at 21:14 CEST.

Sunshine

The average sunshine in May is 9h.

UV index

In May, the average daily maximum UV index in Waltenschwil is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 in May interprets into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

What is the temperature in May in Waltenschwil?
The average high-temperature, in May, in Waltenschwil, is 18.4°C (65.1°F), while the average low-temperature is 6.3°C (43.3°F).
What is the average humidity in May in Waltenschwil?
In Waltenschwil, Switzerland, the average relative humidity in May is 79%.
How much does it rain in Waltenschwil in May?
In Waltenschwil, during May, the rain falls for 17.8 days and regularly aggregates up to 71mm (2.8") of precipitation.
What is the last month it snows in Waltenschwil?
May is the last month it regularly snows in Waltenschwil. During 0.4 snowfall days, in May, Waltenschwil aggregates 12mm (0.47") of snow.
How many hours of daylight does Waltenschwil have in May?
In May, the average day length in Waltenschwil is 15h and 7min.
What time are sunrise and sunset in May in Waltenschwil?
In May, on the first day of the month, sunrise is at 06:09 and sunset at 20:38. On the last day of the month, sunrise is at 05:34 and sunset at 21:14 CEST.
How many hours of sunshine does Waltenschwil have in May?
In Waltenschwil, Switzerland, the average sunshine duration in May is 9h.
What is the UV index reading in May in Waltenschwil?
In May, the average daily maximum UV index in Waltenschwil, Switzerland, is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Waltenschwil, Switzerland
  • Average high temperature in May: 18.4°C

The warmest months (with the highest average high temperature) are July and August (24.4°C).
The month with the lowest average high temperature is January (3.3°C).

  • Average low temperature in May: 6.3°C

The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average pressure in May
Waltenschwil, Switzerland
  • Average pressure in May: 1016.3mbar

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 May
Waltenschwil, Switzerland
  • Average wind speed in May: 7.6km/h

The windiest month (with the highest average wind speed) is March (8.7km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).

Average humidity in May
Waltenschwil, Switzerland
  • Average humidity in May: 79%

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 May
Waltenschwil, Switzerland
  • Average rainfall in May: 71mm

The wettest month (with the highest rainfall) is August (82mm).
The driest months (with the least rainfall) are April and September (38mm).

Average rainfall days in May
Waltenschwil, Switzerland
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in May
Waltenschwil, Switzerland
  • Average snowfall in May: 12mm

The month with the highest snowfall is December (232mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
Waltenschwil, Switzerland
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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 May: 9h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in May
Waltenschwil, Switzerland
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (11 days).

Average UV index in May
Waltenschwil, 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
Waltenschwil, Switzerland
  • Average cloud cover in May: 44

The months with the most cloud cover are January and February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in May
Waltenschwil, Switzerland
  • Average visibility in May: 8km

The months with the highest visibility are April, July and August (9km).
The months with the lowest visibility are January and February (7km).

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