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April Weather in Sint-Jan, Belgium

Last updated: August 22, 2025

In Sint-Jan, Belgium, the average temperature in April hovers around 10°C (51°F). Expect a chilly minimum of -2°C (28°F), while sunny days can reach a comfortable 26°C (78°F). During this period, anticipate 36 mm (1.4 in) of precipitation spread over 7 days, coupled with relatively high humidity levels at 85%.

April Temperature in Sint-Jan

In April in Sint-Jan, the average temperature is 10°C (51°F). Maximum can reach 26°C (78°F), and minimum can be as low as -2°C (28°F). Be prepared for a range of temperatures and pack accordingly for your travels!

April Weather in Sint-Jan: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Sint-Jan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sint-Jan, April typically has an average temperature of 10°C (51°F), with highs reaching up to 26°C (78°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec404346505664666660554643
Data source: Temperature data for Sint-Jan 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.

April Precipitation in Sint-Jan

In Sint-Jan in April, the total precipitation amount is 36 mm (1.4 in) over a span of 7 days.

April Precipitation Trends in Sint-Jan

The chart displays monthly precipitation patterns in Sint-Jan, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Sint-Jan, April typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec655964366160507151825695
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sint-Jan

In Sint-Jan in April, humidity is 85%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill enveloping you, making travel quite uncomfortable as your clothes cling to your skin and the air feels heavy, often leaving you longing for a dry, warmer environment.

April Average Humidity in Sint-Jan

This chart illustrates the average monthly humidity levels in Sint-Jan, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Sint-Jan is approximately 85%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Sint-Jan

In Sint-Jan in April, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Sint-Jan.

Maximum UV Index Levels in Sint-Jan for April

The chart shows the monthly maximum UV Index (UVI) for Sint-Jan in April, 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 April, the maximum UV index in Sint-Jan typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Sint-Jan April 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 April Weather in Sint-Jan Compares to Other Months

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

This table compares monthly weather conditions in Sint-Jan, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)65 mm (2.6 inches)91%low
February Weather6°C (43°F)59 mm (2.3 inches)89%low
March Weather8°C (46°F)64 mm (2.5 inches)87%moderate
April Weather10°C (51°F)36 mm (1.4 inches)85%moderate
May Weather13°C (57°F)61 mm (2.4 inches)82%high
June Weather18°C (64°F)60 mm (2.4 inches)82%very high
July Weather19°C (66°F)50 mm (2.0 inches)80%very high
August Weather19°C (66°F)71 mm (2.8 inches)76%high
September Weather16°C (61°F)51 mm (2.0 inches)82%moderate
October Weather13°C (55°F)82 mm (3.2 inches)89%moderate
November Weather8°C (47°F)56 mm (2.2 inches)92%low
December Weather6°C (43°F)95 mm (3.8 inches)92%low

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