May weather forecast
Achel, Belgium

May

Weather in May

May, the last month of the spring in Achel, is an enjoyable month, with an average temperature varying between 17.7°C (63.9°F) and 8.8°C (47.8°F).

Temperature

Achel measures an average high-temperature of an enjoyable 17.7°C (63.9°F) in May, nearly consistent with the preceding month. During May, Achel observes a consistent average nighttime temperature of 8.8°C (47.8°F).

Humidity

In Achel, the average relative humidity in May is 77%.

Rainfall

In Achel, Belgium, in May, during 16.3 rainfall days, 37mm (1.46") of precipitation is typically accumulated. Throughout the year, in Achel, there are 177.4 rainfall days, and 465mm (18.31") of precipitation is accumulated.

Snowfall

In Achel, snow does not fall in April through October.

Daylight

The average length of the day in May is 15h and 36min.
On the first day of the month, sunrise is at 06:09 and sunset at 21:00. On the last day of May, in Achel, sunrise is at 05:27 and sunset at 21:43 CEST.

Sunshine

In Achel, the average sunshine in May is 8.3h.

UV index

In Achel, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 4 in May leads to these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What is the usual temperature for Achel in May?
The high-temperature, in May, in Achel, records 17.7°C (63.9°F), while the low-temperature is 8.8°C (47.8°F).
What is the average humidity in May in Achel?
In May, the average relative humidity is 77%.
How many days does it rain in May in Achel?
In Achel, in May, it is raining for 16.3 days, with typically 37mm (1.46") of accumulated precipitation.
When it does not snow in Achel?
In Achel, snow does not fall in April through October.
What is the average length of the day in May in Achel?
In Achel, Belgium, the average day length in May is 15h and 36min.
What time are sunrise and sunset in May in Achel?
On the first day of May, sunrise is at 06:09 and sunset at 21:00. On the last day of the month, sunrise is at 05:27 and sunset at 21:43 CEST.
How long on average sun shines in May in Achel?
In Achel, Belgium, the average sunshine duration in May is 8.3h.
What is the UV index reading in May in Achel?
In May, the average daily maximum UV index in Achel, Belgium, is 4. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Achel, Belgium
  • Average high temperature in May: 17.7°C

The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (4.9°C).

  • Average low temperature in May: 8.8°C

The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).

Average pressure in May
Achel, Belgium
  • Average pressure in May: 1016.4mbar

The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).

Average wind speed in May
Achel, Belgium
  • Average wind speed in May: 12.1km/h

The windiest month (with the highest average wind speed) is December (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

Average humidity in May
Achel, Belgium
  • Average humidity in May: 77%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (73%).

Average rainfall in May
Achel, Belgium
  • Average rainfall in May: 37mm

The wettest month (with the highest rainfall) is December (50mm).
The driest month (with the least rainfall) is April (20mm).

Average rainfall days in May
Achel, Belgium
  • Average rainfall days in May: 16.3 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (12.3 days).

Average snowfall in May
Achel, Belgium
  • Average snowfall in May: 0mm

The month with the highest snowfall is December (33mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in May
Achel, Belgium
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Achel, Belgium
  • Average daylight in May: 15h and 4min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

Average sunshine days in May
Achel, Belgium
  • Average sunshine days in May: 12.2 days

The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (10.6 days).

Average UV index in May
Achel, Belgium
  • Average UV index in May: 4

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

Average cloud cover in May
Achel, Belgium
  • Average cloud cover in May: 45

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in May
Achel, Belgium
  • Average visibility in May: 9km

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

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