May weather forecast and climate
Chèssion, Belgium

Weather in May

May, the last month of the spring, in Chèssion, is a mild month, with average temperature varying between 5.8°C (42.4°F) and 15.5°C (59.9°F).

Temperature

In Chèssion, the average high-temperature is relatively the same as in April - a moderate 15.5°C (59.9°F). The average low-temperature, in Chèssion, is 5.8°C (42.4°F).

Humidity

The average relative humidity in Chèssion is 83%.

Rainfall

In Chèssion, in May, during 16.9 rainfall days, 49mm (1.93") of precipitation is typically accumulated. In Chèssion, during the entire year, the rain falls for 167 days and collects up to 571mm (22.48") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Chèssion. May is the last month it regularly snows in Chèssion, Belgium. During 0.3 snowfall days, Chèssion aggregates 2mm (0.08") of snow. In Chèssion, during the entire year, snow falls for 39.8 days, and aggregates up to 371mm (14.61") of snow.

Daylight

In May, the average length of the day in Chèssion is 15.5h.

Sunshine

The average sunshine in Chèssion, Belgium, is 7.8h.

UV index

The average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Chèssion?

The average high-temperature, in May, in Chèssion, Belgium, is 15.5°C (59.9°F), while the average low-temperature is 5.8°C (42.4°F).

What is the average humidity in May in Chèssion?

In Chèssion, the average relative humidity in May is 83%.

How many days does it rain in May in Chèssion?

In Chèssion, in May, during 16.9 rainfall days, 49mm (1.93") of precipitation is typically accumulated.

What is the last month it snows in Chèssion?

May is the last month it regularly snows in Chèssion. During 0.3 snowfall days, in May, Chèssion aggregates 2mm (0.08") of snow.

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

In Chèssion, the average length of the day in May is 15.5h.

How many hours of sunshine does Chèssion have in May?

In Chèssion, the average sunshine in May is 7.8h.

What is the UV index intensity in May in Chèssion?

The average daily maximum UV index in May in Chèssion is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in May
Chèssion, Belgium

Average temperature in May - Chèssion, Belgium
  • Average high temperature in May: 15.5°C

The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (2.4°C).

  • Average low temperature in May: 5.8°C

The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).

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Average pressure in May
Chèssion, Belgium

Average pressure in May - Chèssion, Belgium
  • Average pressure in May: 1016.1mbar

Months with the highest atmospheric pressure are September and December (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).

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Average wind speed in May
Chèssion, Belgium

Average wind speed in May - Chèssion, Belgium
  • Average wind speed in May: 11.6km/h

The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).

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Average humidity in May
Chèssion, Belgium

Average humidity in May - Chèssion, Belgium
  • Average humidity in May: 83%

Months with the highest relative humidity are January, November and December (92%).
The month with the lowest relative humidity is April (79%).

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Average rainfall in May
Chèssion, Belgium

Average rainfall in May - Chèssion, Belgium
  • Average rainfall in May: 49mm

The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (31mm).

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Average rainfall days in May
Chèssion, Belgium

Average rainfall days in May - Chèssion, Belgium
  • Average rainfall days in May: 16.9 days

Months with the highest number of rainy days are June and July (17.3 days).
The month with the least rainy days is February (9.2 days).

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Average snowfall in May
Chèssion, Belgium

Average snowfall in May - Chèssion, Belgium
  • Average snowfall in May: 2mm

The month with the highest snowfall is February (105mm).
Months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in May
Chèssion, Belgium

Average snowfall days in May - Chèssion, Belgium
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (10.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Chèssion, Belgium

Average daylight in May / Average sunshine in May - Chèssion, Belgium
  • Average daylight in May: 15.5h

The month with the longest days is June (Average daylight: 16.4h).
The month with the shortest days is December (Average daylight: 8.1h).

  • Average sunshine in May: 7.8h

Months with the most sunshine are July and August (Average sunshine: 8.8h).
The month with the least sunshine is December (Average sunshine: 2.7h).

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Average sunshine days in May
Chèssion, Belgium

Average sunshine days in May - Chèssion, Belgium
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in May
Chèssion, Belgium

Average UV index in May - Chèssion, Belgium
  • Average UV index in May: 3

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

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Average cloud cover in May
Chèssion, Belgium

Average cloud cover in May - Chèssion, Belgium
  • Average cloud cover in May: 51

The month with the most cloud cover is December (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 43).

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Average visibility in May
Chèssion, Belgium

Average visibility in May - Chèssion, Belgium
  • Average visibility in May: 8km

The month with the highest visibility is April (9km).
Months with the lowest visibility are November and December (7km).

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