May weather forecast
Jona, Switzerland

May

Weather in May

May, the last month of the spring in Jona, is an enjoyable month, with an average temperature ranging between max 16.3°C (61.3°F) and min 5.4°C (41.7°F).

Temperature

As Jona transitions into May, the average high-temperature stands at a still refreshing 16.3°C (61.3°F), offering little variation from the preceding month. In May, the temperature in Jona drops to an average of 5.4°C (41.7°F) at night.

Humidity

In Jona, the average relative humidity in May is 80%.

Rainfall

May is the month with the most rainfall. Rain falls for 18.7 days and accumulates 82mm (3.23") of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Jona. During 0.4 snowfall days, in May, Jona aggregates 14mm (0.55") of snow. In Jona, during the entire year, snow falls for 50.4 days and aggregates up to 753mm (29.65") of snow.

Daylight

In May, the average length of the day is 15h and 6min.
On the first day of the month, sunrise is at 06:07 and sunset at 20:36. On the last day of May, sunrise is at 05:32 and sunset at 21:12 CEST.

Sunshine

The average sunshine in May in Jona, Switzerland, is 8.8h.

UV index

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: In May, the maximum UV index of 4 suggests these recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

What are the temperatures in Jona in May?
The high-temperature, in May, in Jona, records 16.3°C (61.3°F), while the low-temperature is 5.4°C (41.7°F).
What is the average humidity in May in Jona?
In Jona, Switzerland, the average relative humidity in May is 80%.
What is the wettest month in Jona?
The month with the most rainfall is May, when the rain falls for 18.7 days and typically aggregates up to 82mm (3.23") of precipitation.
How many days does it rain in May in Jona?
In May, the rain falls for 18.7 days. Throughout May, 82mm (3.23") of precipitation is accumulated.
What is the last month it snows in Jona?
May is the last month it regularly snows in Jona. During 0.4 snowfall days, in May, Jona aggregates 14mm (0.55") of snow.
How many hours of daylight does Jona have in May?
In May, the average day length is 15h and 6min.
What time are sunrise and sunset in May in Jona?
On the first day of May, sunrise is at 06:07 and sunset at 20:36. On the last day of the month, sunrise is at 05:32 and sunset at 21:12 CEST.
How many hours of sunshine does Jona have in May?
In Jona, the average sunshine duration in May is 8.8h.
What is the UV index intensity in May in Jona?
The average daily maximum UV index in May in Jona, Switzerland, is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe 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
Jona, Switzerland
  • Average high temperature in May: 16.3°C

The warmest months (with the highest average high temperature) are July and August (22.5°C).
The month with the lowest average high temperature is January (2.2°C).

  • Average low temperature in May: 5.4°C

The month with the highest average low temperature is August (11.1°C).
The coldest months (with the lowest average low temperature) are January and February (-4.3°C).

Average pressure in May
Jona, Switzerland
  • Average pressure in May: 1016.2mbar

The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in May
Jona, Switzerland
  • Average wind speed in May: 7.2km/h

The windiest month (with the highest average wind speed) is March (8km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).

Average humidity in May
Jona, Switzerland
  • Average humidity in May: 80%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is July (78%).

Average rainfall in May
Jona, Switzerland
  • Average rainfall in May: 82mm

The wettest month (with the highest rainfall) is May (82mm).
The driest month (with the least rainfall) is November (31mm).

Average rainfall days in May
Jona, Switzerland
  • Average rainfall days in May: 18.7 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in May
Jona, Switzerland
  • Average snowfall in May: 14mm

The month with the highest snowfall is January (202mm).
The months with the least snowfall are June, July, August and September (0mm).

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

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Jona, 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 36min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in May
Jona, Switzerland
  • Average sunshine days in May: 9.9 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in May
Jona, 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 November and December (UV index 1).

Average cloud cover in May
Jona, Switzerland
  • Average cloud cover in May: 46

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 34).

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

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

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