May weather forecast
Orsières, Switzerland

May

Weather in May

May, the last month of the spring in Orsières, is a frosty month, with an average temperature varying between 7.9°C (46.2°F) and -0.7°C (30.7°F).

Temperature

With the onset of May, Orsières's average high-temperature sees a modest rise, moving from April's cold 4.5°C (40.1°F) to a chilly 7.9°C (46.2°F). In the month of May, Orsières records a consistent average low-temperature of -0.7°C (30.7°F).

Humidity

In Orsières, Switzerland, the average relative humidity in May is 87%.

Rainfall

The month with the most rainfall in Orsières is May, when the rain falls for 21.2 days and typically aggregates up to 117mm (4.61") of precipitation.

Snowfall

January through May, August through December are months with snowfall. May is the last month it regularly snows in Orsières. During 4.7 snowfall days, in May, Orsières aggregates 87mm (3.43") of snow. Throughout the year, there are 97.6 snowfall days, and 2767mm (108.94") of snow is accumulated.

Daylight

The average length of the day in May is 14h and 58min.
On the first day of the month, sunrise is at 06:17 and sunset at 20:39. On the last day of May, in Orsières, Switzerland, sunrise is at 05:44 and sunset at 21:14 CEST.

Sunshine

In Orsières, Switzerland, the average sunshine in May is 8.1h.

UV index

The average daily maximum UV index in May in Orsières is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 3 in May interprets into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

What is the average May temperature in Orsières?
The high-temperature, in May, in Orsières, is 7.9°C (46.2°F), while the low-temperature averages to -0.7°C (30.7°F).
What is the average humidity in May in Orsières?
In Orsières, Switzerland, the average relative humidity in May is 87%.
What is the wettest month in Orsières?
May is the month with the most rainfall in Orsières, Switzerland. Rain falls for 21.2 days and accumulates 117mm (4.61") of precipitation.
How many days does it rain in May in Orsières?
In Orsières, Switzerland, in May, during 21.2 rainfall days, 117mm (4.61") of precipitation is typically accumulated.
What is the last month it snows in Orsières?
May is the last month it regularly snows in Orsières, Switzerland. During 4.7 snowfall days, in May, Orsières aggregates 87mm (3.43") of snow.
How many hours of daylight does Orsières have in May?
In Orsières, the average day length in May is 14h and 58min.
What time are sunrise and sunset in May in Orsières?
On the first day of May in Orsières, sunrise is at 06:17 and sunset at 20:39. On the last day of the month, sunrise is at 05:44 and sunset at 21:14 CEST.
How long on average sun shines in May in Orsières?
The average sunshine duration in May in Orsières is 8.1h.
How high is the UV index in May in Orsières?
In May, the average daily maximum UV index in Orsières is 3. A UV Index of 3 to 5 symbolizes a medium health risk 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
Orsières, Switzerland
  • Average high temperature in May: 7.9°C

The warmest month (with the highest average high temperature) is August (16.2°C).
The month with the lowest average high temperature is January (-2.9°C).

  • Average low temperature in May: -0.7°C

The months with the highest average low temperature are July and August (5.6°C).
The coldest month (with the lowest average low temperature) is January (-12.3°C).

Average pressure in May
Orsières, Switzerland
  • Average pressure in May: 1015.7mbar

The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

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

The windiest months (with the highest average wind speed) are November and December (8.7km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).

Average humidity in May
Orsières, Switzerland
  • Average humidity in May: 87%

The month with the highest relative humidity is March (91%).
The month with the lowest relative humidity is August (79%).

Average rainfall in May
Orsières, Switzerland
  • Average rainfall in May: 117mm

The wettest month (with the highest rainfall) is May (117mm).
The driest month (with the least rainfall) is September (43mm).

Average rainfall days in May
Orsières, Switzerland
  • Average rainfall days in May: 21.2 days

The month with the highest number of rainy days is May (21.2 days).
The month with the least rainy days is January (4.7 days).

Average snowfall in May
Orsières, Switzerland
  • Average snowfall in May: 87mm

The month with the highest snowfall is December (669mm).
The months with the least snowfall are June and July (0mm).

Average snowfall days in May
Orsières, Switzerland
  • Average snowfall days in May: 4.7 days

The month with the highest number of snowfall days is January (18.5 days).
The months with the least snowfall days are June and July (0 days).

Average daylight in May /
Average sunshine in May
Orsières, 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: 8h and 1min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and December (Average sunshine: 4h and 42min).

Average sunshine days in May
Orsières, Switzerland
  • Average sunshine days in May: 6.3 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is May (6.3 days).

Average UV index in May
Orsières, Switzerland
  • Average UV index in May: 3

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in May
Orsières, Switzerland
  • Average cloud cover in May: 54

The months with the most cloud cover are February, March and May (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in May
Orsières, Switzerland
  • Average visibility in May: 7km

The months with the highest visibility are June, July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).

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