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May Weather in Sijsele, Belgium

Last updated: August 22, 2025

In May, the average temperature in Sijsele, Belgium hovers around 13°C (56°F), offering a comfortable climate for outdoor activities. Temperatures can vary, with a minimum of 3°C (38°F) and a maximum reaching 28°C (83°F). Expect a moderate amount of rain with 54 mm (2.1 in) of precipitation spread over 12 days. With an average humidity of 82%, you might feel a bit of stickiness in the air, perfect for enjoying those cozy, rainy afternoons!

May Temperature in Sijsele

In May in Sijsele, the average temperature is 13°C (56°F). Maximums can reach 28°C (83°F) and minimums can be as low as 3°C (38°F). This diverse temperature range makes it a great time for travelers to enjoy both warm days and cool evenings.

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

The chart illustrates May temperature patterns in Sijsele, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sijsele, May typically has an average temperature of 13°C (56°F), with highs reaching up to 28°C (83°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec414345505663656661554744
Data source: Temperature data for Sijsele 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 Sijsele

In Sijsele in May, the total precipitation amount is 54 mm (2.1 in) spread over a period of 12 days.

May Precipitation Trends in Sijsele

The chart displays monthly precipitation patterns in Sijsele, 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 Sijsele, May typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec6561643954616074568960100
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Sijsele

In Sijsele in May, humidity is 82%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel much cooler than it is and creating a heavy atmosphere that can be exhausting for travelers.

May Average Humidity in Sijsele

This chart illustrates the average monthly humidity levels in Sijsele, 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 Sijsele 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 Sijsele

In Sijsele 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 Sijsele.

Maximum UV Index Levels in Sijsele for May

The chart shows the monthly maximum UV Index (UVI) for Sijsele 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 Sijsele typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Sijsele 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 Sijsele Compares to Other Months

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

This table compares monthly weather conditions in Sijsele, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)65 mm (2.5 inches)91%low
February Weather6°C (43°F)61 mm (2.4 inches)89%low
March Weather7°C (46°F)64 mm (2.5 inches)87%moderate
April Weather10°C (50°F)39 mm (1.5 inches)85%moderate
May Weather13°C (56°F)54 mm (2.1 inches)82%high
June Weather17°C (63°F)61 mm (2.4 inches)82%very high
July Weather18°C (66°F)60 mm (2.4 inches)80%very high
August Weather19°C (66°F)74 mm (2.9 inches)76%high
September Weather16°C (61°F)56 mm (2.2 inches)82%moderate
October Weather13°C (56°F)89 mm (3.5 inches)89%moderate
November Weather9°C (48°F)60 mm (2.4 inches)92%low
December Weather7°C (44°F)100 mm (3.9 inches)92%low

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