May weather forecast
Gossau, Switzerland

May

Weather in May

The last month of the spring, May, is a comfortable month in Gossau, Switzerland, with an average temperature ranging between max 16.9°C (62.4°F) and min 6.8°C (44.2°F).

Temperature

In May, Gossau notes an average high-temperature of a still refreshing 16.9°C (62.4°F), hardly different from the preceding month. Throughout May, an average low-temperature of 6.8°C (44.2°F) is expected.

Humidity

In May, the average relative humidity is 77%.

Rainfall

In Gossau, Switzerland, in May, it is raining for 20.7 days, with typically 113mm (4.45") of accumulated precipitation. Throughout the year, there are 177.8 rainfall days, and 1006mm (39.61") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.7 snowfall days, in May, Gossau aggregates 25mm (0.98") of snow. In Gossau, Switzerland, during the entire year, snow falls for 55.7 days and aggregates up to 1345mm (52.95") of snow.

Daylight

The average length of the day in May is 15h and 7min.
On the first day of the month, sunrise is at 06:05 and sunset at 20:34. On the last day of May, sunrise is at 05:30 and sunset at 21:11 CEST.

Sunshine

In Gossau, the average sunshine in May is 9.6h.

UV index

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, an average UV index of 4 transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.

Frequently asked questions

What are May temperatures in Gossau?
The high-temperature, in May, in Gossau, is 16.9°C (62.4°F), while the low-temperature averages to 6.8°C (44.2°F).
What is the average humidity in May in Gossau?
In Gossau, the average relative humidity in May is 77%.
How many days does it rain in May in Gossau?
In Gossau, Switzerland, in May, it is raining for 20.7 days, with typically 113mm (4.45") of accumulated precipitation.
What is the last month it snows in Gossau?
May is the last month it regularly snows. During 0.7 snowfall days, in May, Gossau aggregates 25mm (0.98") of snow.
What is the average length of the day in May in Gossau?
In May, the average day length in Gossau is 15h and 7min.
When is the sunrise / sunset in May in Gossau?
On the first day of May in Gossau, Switzerland, sunrise is at 06:05 and sunset at 20:34. On the last day of the month, sunrise is at 05:30 and sunset at 21:11 CEST.
How long on average sun shines in May in Gossau?
In Gossau, the average sunshine duration in May is 9.6h.
How high is the UV index in May in Gossau?
In May, the average daily maximum UV index in Gossau is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Gossau, Switzerland
  • Average high temperature in May: 16.9°C

The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in May: 6.8°C

The months with the highest average low temperature are July and August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).

Average pressure in May
Gossau, Switzerland
  • Average pressure in May: 1016.1mbar

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
Gossau, Switzerland
  • Average wind speed in May: 7.9km/h

The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).

Average humidity in May
Gossau, Switzerland
  • Average humidity in May: 77%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (75%).

Average rainfall in May
Gossau, Switzerland
  • Average rainfall in May: 113mm

The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is April (52mm).

Average rainfall days in May
Gossau, Switzerland
  • Average rainfall days in May: 20.7 days

The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (9.5 days).

Average snowfall in May
Gossau, Switzerland
  • Average snowfall in May: 25mm

The month with the highest snowfall is January (353mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
Gossau, Switzerland
  • Average snowfall days in May: 0.7 days

The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Gossau, 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 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

Average sunshine days in May
Gossau, Switzerland
  • Average sunshine days in May: 7.3 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (6.6 days).

Average UV index in May
Gossau, 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
Gossau, Switzerland
  • Average cloud cover in May: 41

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in May
Gossau, Switzerland
  • Average visibility in May: 9km

The months with the highest visibility are April, May, June, July, August, October and November (9km).
The months with the lowest visibility are January, February, March, September and December (8km).

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