May Weather in Dison, Belgium

Last updated: August 22, 2025

In May, the average temperature in Dison, Belgium hovers around 12°C (55°F). Temperatures can dip as low as -1°C (31°F) or soar to a warm 30°C (87°F). Expect about 81 mm (3.2 in) of precipitation spread over 15 days, contributing to an average humidity of 77%.

May Temperature in Dison

In May in Dison, the average temperature is 12°C (55°F). Maximum temperatures can reach 30°C (87°F), while minimums can drop as low as -1°C (31°F). This varied climate makes Dison an intriguing destination to pack for all weather conditions during your travels.

May Weather in Dison: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Dison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dison, May typically has an average temperature of 12°C (55°F), with highs reaching up to 30°C (87°F) and lows dropping to around -1°C (31°F).

Data source: Temperature data for Dison generated using information from the Copernicus Climate Change Service.

May Precipitation in Dison

In Dison in May, the precipitation amount is 81 mm (3.2 in) spread over the course of 15 days.

May Precipitation Trends in Dison

The chart displays monthly precipitation patterns in Dison, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Dison, May typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Dison

In Dison in May humidity is 77%. With an average temperature of 12°C (55°F), this humidity feels like an enveloping dampness that can make outdoor activities a bit uncomfortable, causing travelers to feel slightly sticky and less energized.

May Average Humidity in Dison

This chart illustrates the average monthly humidity levels in Dison, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Dison is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Dison

In Dison in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Dison.

Maximum UV Index Levels in Dison for May

The chart shows the monthly maximum UV Index (UVI) for Dison in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Dison typically reaches 8, which falls under the very high exposure category.

Data source: Dison May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How May Weather in Dison Compares to Other Months

Weather in Dison varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Dison, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Dison, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	100 mm (3.9 inches)	91%	low
February Weather	4°C (39°F)	91 mm (3.6 inches)	90%	moderate
March Weather	6°C (43°F)	108 mm (4.2 inches)	87%	moderate
April Weather	9°C (48°F)	45 mm (1.8 inches)	84%	moderate
May Weather	12°C (55°F)	81 mm (3.2 inches)	77%	very high
June Weather	17°C (63°F)	91 mm (3.6 inches)	74%	very high
July Weather	18°C (64°F)	97 mm (3.8 inches)	72%	very high
August Weather	18°C (64°F)	83 mm (3.3 inches)	71%	high
September Weather	14°C (58°F)	74 mm (2.9 inches)	81%	high
October Weather	11°C (52°F)	96 mm (3.8 inches)	88%	moderate
November Weather	6°C (43°F)	71 mm (2.8 inches)	91%	low
December Weather	4°C (39°F)	139 mm (5.5 inches)	92%	low