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BelgiumThe weather in May in Aarlen
It's pleasantly warm in May in Aarlen with an average temperature of 19°C. Temperatures this month range from a low of 15°C to a high of 21°C. At night, you can expect temperatures between 4°C and 11°C.
Looking for great weather? May is a good time to be in Aarlen. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Aarlen, Belgium. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 31°C in 2017, Aarlen reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 7°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 17°C.
Rainfall amount
In May, there is an average of 57 mm of precipitation, spread over 9 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in May for Aarlen
Click on any day in May to get detailed info about the usual weather on that day in Aarlen. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| Aarlen | New York | |
|---|---|---|
| Average temperature | 19°C | 22°C |
| Max. temperature | 21°C | 28°C |
| Min. temperature | 4°C | -5°C |
| Total precipitation | 57 mm | 105 mm |
| Rainy days | 9 days | 14 days |
Start of May
The month of May starts in Aarlen with cool temps, averaging around 17°C during the day and nights around 7°C.
Mid May
By mid-May, daytime temps rise to around 19°C, with nights around 9°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of May
By the end of May, the average daytime temperature in Aarlen is around 21°C, while nighttime temps are about 10°C. A shower might pop up, but overall, the weather will be dry and sunny.
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Aarlen for all months and discover the best travel time
Curious about the weather in other parts of Belgium? Check out the climate and weather for spots like Ardennes, Bruges, Antwerp, or explore other destinations in Belgium.
Temperature charts
These charts show the average temperatures in May in Aarlen, Belgium. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in Aarlen
Temperature in May in Aarlen over the years
Precipitation charts
These charts show the average amount of precipitation in May in Aarlen, Belgium. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in May in Aarlen
Total precipitation in May in Aarlen over the years
Daily UV index in May in Aarlen
This chart shows the average daily UV index in May in Aarlen, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in May in Aarlen
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Average weather in Aarlen by month
Click on a month below to see detailed weather info for Aarlen. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.