nomadseason

April Weather in Jalhay, Belgium

Last updated: August 22, 2025

In April, the average temperature in Jalhay, Belgium hovers around 8°C (47°F), with a minimum dipping to -6°C (22°F) and a maximum soaring to 25°C (78°F). Be prepared for a bit of rain, as 49 mm (1.9 in) of precipitation can be expected over 11 days. Don't forget your umbrella, since average humidity is quite high at 84%!

April Temperature in Jalhay

In April in Jalhay, the average temperature is 8°C (47°F), with maximums reaching 25°C (78°F) and minimums dropping as low as -6°C (22°F). This diverse range makes it essential to pack for varying weather conditions while traveling.

April Weather in Jalhay: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Jalhay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jalhay, April typically has an average temperature of 8°C (47°F), with highs reaching up to 25°C (78°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec343741475362636357504238
Data source: Temperature data for Jalhay generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Jalhay

In Jalhay in April, the total precipitation amount is 49 mm (1.9 in) spread over 11 days.

April Precipitation Trends in Jalhay

The chart displays monthly precipitation patterns in Jalhay, 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 Jalhay, April typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec10192110509110210391789471137
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Jalhay

In Jalhay in April, humidity is 84%. With an average temperature of 8°C (47°F), this humidity feels like a damp blanket wrapping around you, making travel feel heavy and a bit lethargic, as the air thickens with moisture and each step becomes a little more cumbersome.

April Average Humidity in Jalhay

This chart illustrates the average monthly humidity levels in Jalhay, 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 Jalhay is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Jalhay

In Jalhay 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 Jalhay.

Maximum UV Index Levels in Jalhay for April

The chart shows the monthly maximum UV Index (UVI) for Jalhay 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 Jalhay typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234589876421
Data source: Jalhay 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 Jalhay Compares to Other Months

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

This table compares monthly weather conditions in Jalhay, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)101 mm (4.0 inches)91%low
February Weather3°C (38°F)92 mm (3.6 inches)90%moderate
March Weather5°C (42°F)110 mm (4.3 inches)87%moderate
April Weather8°C (47°F)49 mm (1.9 inches)84%moderate
May Weather12°C (54°F)91 mm (3.6 inches)77%very high
June Weather17°C (62°F)102 mm (4.0 inches)74%very high
July Weather17°C (63°F)103 mm (4.1 inches)72%very high
August Weather17°C (63°F)91 mm (3.6 inches)71%high
September Weather14°C (57°F)78 mm (3.1 inches)81%high
October Weather10°C (51°F)94 mm (3.7 inches)88%moderate
November Weather5°C (42°F)71 mm (2.8 inches)91%low
December Weather3°C (38°F)137 mm (5.4 inches)92%low

Compare Jalhay's Climate with Cities Worldwide