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May Weather in Viane, Belgium

Last updated: August 22, 2025

In May, the average temperature in Viane, Belgium is a comfortable 14°C (57°F), with highs reaching up to 30°C (87°F) and lows dipping to 1°C (33°F). Expect some rain during your visit, with precipitation totaling 57 mm (2.3 in) over 13 days. You'll also notice the average humidity is quite high at 82%, adding to the unique climate experience of the region.

May Temperature in Viane

In May in Viane, the average temperature is 14°C (57°F). Maximums can reach 30°C (87°F), while minimums can drop to as low as 1°C (33°F). This variation makes it essential for travelers to pack layers to enjoy both warm days and cooler evenings.

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

The chart illustrates May temperature patterns in Viane, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Viane, May typically has an average temperature of 14°C (57°F), with highs reaching up to 30°C (87°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec394245505664666660544542
Data source: Temperature data for Viane 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 Viane

In Viane in May, the precipitation amount is 57 mm (2.3 in) over a span of 13 days.

May Precipitation Trends in Viane

The chart displays monthly precipitation patterns in Viane, 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 Viane, May typically receives around 57 mm (2.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec656870395763678055775793
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Viane

In Viane in May, humidity is 82%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and travel more challenging due to the heavy, damp air.

May Average Humidity in Viane

This chart illustrates the average monthly humidity levels in Viane, 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 Viane is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Viane

In Viane in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Viane.

Maximum UV Index Levels in Viane for May

The chart shows the monthly maximum UV Index (UVI) for Viane 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 Viane typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Viane 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 Viane Compares to Other Months

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

This table compares monthly weather conditions in Viane, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)65 mm (2.5 inches)91%low
February Weather5°C (42°F)68 mm (2.7 inches)89%low
March Weather7°C (45°F)70 mm (2.8 inches)87%moderate
April Weather10°C (50°F)39 mm (1.5 inches)85%moderate
May Weather14°C (57°F)57 mm (2.3 inches)82%high
June Weather18°C (65°F)63 mm (2.5 inches)82%very high
July Weather19°C (66°F)67 mm (2.6 inches)80%very high
August Weather19°C (66°F)79 mm (3.1 inches)76%high
September Weather15°C (60°F)55 mm (2.2 inches)82%moderate
October Weather12°C (54°F)77 mm (3.0 inches)89%moderate
November Weather7°C (46°F)57 mm (2.2 inches)92%low
December Weather6°C (42°F)93 mm (3.7 inches)92%low

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