May weather forecast
Gilly, Switzerland

May

Weather in May

The last month of the spring, May, is a moderate month in Gilly, Switzerland, with an average temperature ranging between min 5.3°C (41.5°F) and max 15.2°C (59.4°F).

Temperature

Gilly in May witnesses an average high-temperature of a moderate 15.2°C (59.4°F), indicating a slight variation from April's 12.6°C (54.7°F). During the month of May, Gilly experiences a steady low-temperature average of 5.3°C (41.5°F).

Humidity

In May, the average relative humidity is 84%.

Rainfall

In Gilly, during May, the rain falls for 22.8 days and regularly aggregates up to 156mm (6.14") of precipitation. Throughout the year, there are 188.2 rainfall days, and 1513mm (59.57") of precipitation is accumulated.

Snowfall

Months with snowfall in Gilly are January through May, September through December. May is the last month it regularly snows in Gilly. During 3 snowfall days, in May, Gilly aggregates 62mm (2.44") of snow. Throughout the year, there are 91.9 snowfall days, and 3413mm (134.37") of snow is accumulated.

Daylight

The average length of the day in May is 15h and 1min.
On the first day of May in Gilly, sunrise is at 06:19 and sunset at 20:44. On the last day of the month, sunrise is at 05:45 and sunset at 21:19 CEST.

Sunshine

The average sunshine in May is 8h.

UV index

In Gilly, the average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In May, an average UV index of 3 transforms into the following instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.

Frequently asked questions

What are the temperatures in Gilly in May?
In Gilly, 15.2°C (59.4°F) is the average high-temperature and 5.3°C (41.5°F) is the average low-temperature during May.
What is the average humidity in May in Gilly?
In May, the average relative humidity in Gilly, Switzerland, is 84%.
How many days does it rain in May in Gilly?
In Gilly, in May, during 22.8 rainfall days, 156mm (6.14") of precipitation is typically accumulated.
What is the last month it snows in Gilly?
May is the last month it regularly snows in Gilly. During 3 snowfall days, in May, Gilly aggregates 62mm (2.44") of snow.
What is the average length of the day in May in Gilly?
In Gilly, Switzerland, the average day length in May is 15h and 1min.
What time are sunrise and sunset in May in Gilly?
On the first day of May in Gilly, sunrise is at 06:19 and sunset at 20:44. On the last day of the month, sunrise is at 05:45 and sunset at 21:19 CEST.
How long on average sun shines in May in Gilly?
The average sunshine duration in May in Gilly is 8h.
What is the UV index intensity in May in Gilly?
The average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Gilly, Switzerland
  • Average high temperature in May: 15.2°C

The warmest months (with the highest average high temperature) are July and August (21.8°C).
The month with the lowest average high temperature is January (2.3°C).

  • Average low temperature in May: 5.3°C

The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is February (-3.7°C).

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

The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

Average wind speed in May
Gilly, Switzerland
  • Average wind speed in May: 9.2km/h

The windiest month (with the highest average wind speed) is February (10.8km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).

Average humidity in May
Gilly, Switzerland
  • Average humidity in May: 84%

The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are July and August (81%).

Average rainfall in May
Gilly, Switzerland
  • Average rainfall in May: 156mm

The wettest month (with the highest rainfall) is December (173mm).
The driest month (with the least rainfall) is September (84mm).

Average rainfall days in May
Gilly, Switzerland
  • Average rainfall days in May: 22.8 days

The months with the highest number of rainy days are May and June (22.8 days).
The month with the least rainy days is February (6.7 days).

Average snowfall in May
Gilly, Switzerland
  • Average snowfall in May: 62mm

The month with the highest snowfall is December (833mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in May
Gilly, Switzerland
  • Average snowfall days in May: 3 days

The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July and August (0 days).

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

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 42min).

  • Average sunshine in May: 8h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in May
Gilly, Switzerland
  • Average sunshine days in May: 6.1 days

The month with the most sunshine days is October (13.5 days).
The month with the least sunshine days is June (5.9 days).

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

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

Average cloud cover in May
Gilly, Switzerland
  • Average cloud cover in May: 51

The months with the most cloud cover are January, February and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 37).

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

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is January (7km).

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