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May Weather in Chatillon, Belgium

Last updated: August 22, 2025

In May, the average temperature in Chatillon, Belgium is a mild 13°C (56°F), with a minimum dipping to a chilly 0°C (32°F) and a maximum reaching a warm 30°C (87°F). Expect about 79 mm (3.1 in) of precipitation over approximately 12 days, making for a relatively humid atmosphere with an average humidity level of 81%.

May Temperature in Chatillon

In May in Chatillon, the average temperature is 13°C (56°F). Maximum temperatures can reach 30°C (87°F), while minimums can drop as low as 0°C (32°F). This range makes it essential for travelers to pack both light clothing for the warmer days and warmer layers for the cooler nights.

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

The chart illustrates May temperature patterns in Chatillon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chatillon, May typically has an average temperature of 13°C (56°F), with highs reaching up to 30°C (87°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec363943495564666659524239
Data source: Temperature data for Chatillon generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Chatillon

In Chatillon in May, the precipitation amount is 79 mm (3.1 in) over a period of 12 days.

May Precipitation Trends in Chatillon

The chart displays monthly precipitation patterns in Chatillon, 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 Chatillon, May typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7983884279807367708775136
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Chatillon

In Chatillon in May, humidity is 81%. With an average temperature of 13°C (56°F), this humidity feels like a blanket of damp air that clings to your skin, making it essential to pack breathable clothing and stay hydrated while exploring.

May Average Humidity in Chatillon

This chart illustrates the average monthly humidity levels in Chatillon, 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 Chatillon is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Chatillon

In Chatillon 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 Chatillon.

Maximum UV Index Levels in Chatillon for May

The chart shows the monthly maximum UV Index (UVI) for Chatillon 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 Chatillon typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689886421
Data source: Chatillon 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 Chatillon Compares to Other Months

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

This table compares monthly weather conditions in Chatillon, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)79 mm (3.1 inches)91%low
February Weather4°C (39°F)83 mm (3.3 inches)90%moderate
March Weather6°C (43°F)88 mm (3.4 inches)88%moderate
April Weather10°C (49°F)42 mm (1.6 inches)84%high
May Weather13°C (56°F)79 mm (3.1 inches)81%very high
June Weather18°C (64°F)80 mm (3.1 inches)82%very high
July Weather19°C (66°F)73 mm (2.9 inches)82%very high
August Weather19°C (66°F)67 mm (2.6 inches)80%very high
September Weather15°C (59°F)70 mm (2.8 inches)83%high
October Weather11°C (52°F)87 mm (3.4 inches)89%moderate
November Weather6°C (43°F)75 mm (2.9 inches)91%low
December Weather4°C (39°F)136 mm (5.4 inches)93%low

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