Bern
Switzerland
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Bern, Switzerland

Bern, Switzerland, in a striking aerial panorama of the leafy landscape, beautiful blue waters, and the city buildings
Bern, Switzerland, in a striking aerial panorama of the leafy landscape, beautiful blue waters, and the city buildings
May, the last month of the spring, in Bern, is a comfortable month, with average temperature ranging between max 18.2°C (64.8°F) and min 7.4°C (45.3°F).

Temperature

In Bern, the average high-temperature marginally rises, from a mild 13.4°C (56.1°F) in April, to a comfortable 18.2°C (64.8°F). The average low-temperature, is 7.4°C (45.3°F).

Humidity

The average relative humidity in May is 73%.

Rainfall

The month with the most rainfall in Bern is May when the rain falls for 12.6 days and typically aggregates up to 119mm (4.69") of precipitation.

Snowfall

In Bern, Switzerland, snow does not fall through September.

Daylight

The average length of the day in Bern is 15.1h.

Sunshine

In Bern, the average sunshine is 5.9h.

UV index

The average daily maximum UV index in Bern, Switzerland, is 7. A UV Index reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 7 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in May in Bern?

In Bern, Switzerland, in May, the average high-temperature is 18.2°C (64.8°F), and the average low-temperature is 7.4°C (45.3°F).

What is the average humidity in May in Bern?

In May, the average relative humidity is 73%.

How many days does it rain in May in Bern?

In Bern, during May, the rain falls for 12.6 days and regularly aggregates up to 119mm (4.69") of precipitation.

What is the wettest month in Bern?

May is the month with the most rainfall in Bern. Rain falls for 12.6 days and accumulates 119mm (4.69") of precipitation.

Does it snow in Bern in May?

In May, in Bern, it doesn't snow. April is the latest month when it typically snows.

When it does not snow in Bern?

May through September are months without snowfall.

What is the average length of the day in May in Bern?

In Bern, the average length of the day in May is 15.1h.

How many hours of sunshine does Bern have in May?

In Bern, Switzerland, the average sunshine in May is 5.9h.

What is the UV index intensity in May in Bern?

The average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to the UV radiation.
Average temperature in May - Bern, Switzerland
  • Average high temperature in May: 18.2°C

The warmest month (with the highest average high temperature) is July (24.3°C).
The month with the lowest average high temperature is January (2.8°C).

  • Average low temperature in May: 7.4°C

The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is January (-3.6°C).

Average humidity in May - Bern, Switzerland
  • Average humidity in May: 73%

Months with the highest relative humidity are November and December (85%).
Months with the lowest relative humidity are April, June and July (71%).

Average rainfall in May - Bern, Switzerland
  • Average rainfall in May: 119mm

The wettest month (with the highest rainfall) is May (119mm).
The driest month (with the lowest rainfall) is February (55mm).

Average rainfall days in May - Bern, Switzerland
  • Average rainfall days in May: 12.6 days

The month with the highest number of rainy days is May (12.6 days).
The month with the lowest number of rainy days is September (8.9 days).

Average snowfall in May - Bern, Switzerland
  • Average snowfall in May: 0mm

The month with the highest snowfall is December (133mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days in May - Bern, Switzerland
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.1 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May / Average sunshine in May - Bern, Switzerland
  • Average daylight in May: 15.1h

The month with the longest days is June (Average daylight: 15.8h).
The month with shortest days is December (Average daylight: 8.6h).

  • Average sunshine in May: 5.9h

The month with most sunshine is July (Average sunshine: 7.6h).
The month with least sunshine is December (Average sunshine: 1.6h).

Average UV index in May - Bern, Switzerland
  • Average UV index in May: 7

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January, November and December (UV index 1).