May weather forecast
Casaccia, Switzerland

May

Weather in May

May, the last month of the spring in Casaccia, is a frosty month, with an average temperature fluctuating between 6.6°C (43.9°F) and -1.9°C (28.6°F).

Temperature

Casaccia's weather in May presents a minor rise in the average high-temperature, moving from a cold 2.4°C (36.3°F) in April to a frosty 6.6°C (43.9°F). Throughout the May nights, Casaccia encounters a low-temperature of -1.9°C (28.6°F).

Humidity

The average relative humidity in May is 91%.

Rainfall

In May, in Casaccia, the rain falls for 17.8 days. Throughout May, 68mm (2.68") of precipitation is accumulated. Throughout the year, in Casaccia, there are 139.9 rainfall days, and 641mm (25.24") of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In May, it is snowing for 5.3 days. Throughout May, 89mm (3.5") of snow is accumulated. In Casaccia, during the entire year, snow falls for 97.2 days and aggregates up to 1956mm (77.01") of snow.

Daylight

In Casaccia, the average length of the day in May is 15h and 1min.
On the first day of the month, sunrise is at 06:06 and sunset at 20:30. On the last day of May, sunrise is at 05:32 and sunset at 21:05 CEST.

Sunshine

In Casaccia, the average sunshine in May is 6.9h.

UV index

In Casaccia, the average daily maximum UV index in May is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 2 transforms into these recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.

Frequently asked questions

How cold is it in Casaccia in May?
In Casaccia, in May, the average high-temperature is 6.6°C (43.9°F), and the average low-temperature is -1.9°C (28.6°F).
What is the average humidity in May in Casaccia?
In May, the average relative humidity in Casaccia, Switzerland, is 91%.
How much does it rain in Casaccia in May?
In Casaccia, Switzerland, in May, during 17.8 rainfall days, 68mm (2.68") of precipitation is typically accumulated.
How much does it snow in Casaccia in May?
In Casaccia, in May, during 5.3 snowfall days, 89mm (3.5") of snow is typically accumulated.
How many hours of daylight does Casaccia have in May?
In Casaccia, the average day length in May is 15h and 1min.
When is the sunrise / sunset in May in Casaccia?
On the first day of May in Casaccia, Switzerland, sunrise is at 06:06 and sunset at 20:30. On the last day of the month, sunrise is at 05:32 and sunset at 21:05 CEST.
How long on average sun shines in May in Casaccia?
In May, the average sunshine duration in Casaccia is 6.9h.
What is the UV index reading in May in Casaccia?
In May, the average daily maximum UV index in Casaccia is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
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 - Casaccia, Switzerland
Average temperature in May
Casaccia, Switzerland
  • Average high temperature in May: 6.6°C

The warmest month (with the highest average high temperature) is July (15.4°C).
The month with the lowest average high temperature is January (-4.4°C).

  • Average low temperature in May: -1.9°C

The month with the highest average low temperature is August (5°C).
The coldest month (with the lowest average low temperature) is January (-13.9°C).

Average pressure in May - Casaccia, Switzerland
Average pressure in May
Casaccia, Switzerland
  • Average pressure in May: 1015.4mbar

The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

Average wind speed in May - Casaccia, Switzerland
Average wind speed in May
Casaccia, Switzerland
  • Average wind speed in May: 9km/h

The windiest months (with the highest average wind speed) are February and December (9.9km/h).
The calmest month (with the lowest average wind speed) is August (7.5km/h).

Average humidity in May - Casaccia, Switzerland
Average humidity in May
Casaccia, Switzerland
  • Average humidity in May: 91%

The month with the highest relative humidity is April (94%).
The month with the lowest relative humidity is July (81%).

Average rainfall in May - Casaccia, Switzerland
Average rainfall in May
Casaccia, Switzerland
  • Average rainfall in May: 68mm

The wettest month (with the highest rainfall) is November (84mm).
The driest month (with the least rainfall) is January (20mm).

Average rainfall days in May - Casaccia, Switzerland
Average rainfall days in May
Casaccia, Switzerland
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is July (22.6 days).
The month with the least rainy days is December (2.6 days).

Average snowfall in May - Casaccia, Switzerland
Average snowfall in May
Casaccia, Switzerland
  • Average snowfall in May: 89mm

The month with the highest snowfall is November (492mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in May - Casaccia, Switzerland
Average snowfall days in May
Casaccia, Switzerland
  • Average snowfall days in May: 5.3 days

The month with the highest number of snowfall days is March (17 days).
The month with the least snowfall days is August (0 days).

Average daylight in May / Average sunshine in May - Casaccia, Switzerland
Average daylight in May /
Average sunshine in May
Casaccia, Switzerland
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 6h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).

Average sunshine days in May - Casaccia, Switzerland
Average sunshine days in May
Casaccia, Switzerland
  • Average sunshine days in May: 7.8 days

The month with the most sunshine days is December (18.8 days).
The month with the least sunshine days is July (6.2 days).

Average UV index in May - Casaccia, Switzerland
Average UV index in May
Casaccia, Switzerland
  • Average UV index in May: 2

The months with the highest UV index are June, July and August (UV index 3).
The months with the lowest UV index are January, February, March, April, October and November (UV index 1).

Average cloud cover in May - Casaccia, Switzerland
Average cloud cover in May
Casaccia, Switzerland
  • Average cloud cover in May: 64

The month with the most cloud cover is April (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 47).

Average visibility in May - Casaccia, Switzerland
Average visibility in May
Casaccia, Switzerland
  • Average visibility in May: 6km

The month with the highest visibility is July (8km).
The month with the lowest visibility is April (5km).

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