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April Weather in Belleville, Canada

Last updated: June 18, 2025

In April, the average temperature in Belleville, Canada is a brisk 6°C (43°F). Expect a chill, as temperatures can dip as low as -8°C (18°F) and rise to a surprisingly warm 25°C (78°F). You'll want to be prepared for rain, with an average precipitation of 114 mm (4.5 in) spread over 12 days. Don't forget, the average humidity sits at a high 82%, adding to the overall coolness of this atmospheric month.

April Temperature in Belleville

In April in Belleville, the average temperature is 6°C (43°F). The maximum can reach 25°C (78°F), and the minimum can be as low as -8°C (18°F). This diverse range of temperatures means travelers should prepare for both warm and chilly conditions while exploring the area.

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

The chart illustrates April temperature patterns in Belleville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belleville, April typically has an average temperature of 6°C (43°F), with highs reaching up to 25°C (78°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec222432435666727062513728
Data source: Temperature data for Belleville 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 Belleville

In Belleville in April, the precipitation amount is 114 mm (4.5 in) spread over 12 days.

April Precipitation Trends in Belleville

The chart displays monthly precipitation patterns in Belleville, 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 Belleville, April typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec697266114959289102791269079
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Belleville

In Belleville in April, humidity is 82%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel less invigorating and more uncomfortable, as the heavy air can leave you feeling sluggish and fatigued during your travels.

April Average Humidity in Belleville

This chart illustrates the average monthly humidity levels in Belleville, 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 Belleville is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%94%87%82%74%68%67%67%74%83%89%91%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Belleville

In Belleville in April, 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 Belleville.

Maximum UV Index Levels in Belleville for April

The chart shows the monthly maximum UV Index (UVI) for Belleville 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 Belleville typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Belleville 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 Belleville Compares to Other Months

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

This table compares monthly weather conditions in Belleville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)69 mm (2.7 inches)93%low
February Weather-5°C (24°F)72 mm (2.8 inches)94%moderate
March Weather0°C (32°F)65 mm (2.6 inches)87%moderate
April Weather6°C (43°F)114 mm (4.5 inches)82%very high
May Weather13°C (56°F)95 mm (3.7 inches)74%very high
June Weather19°C (66°F)92 mm (3.6 inches)68%very high
July Weather22°C (72°F)89 mm (3.5 inches)67%very high
August Weather21°C (70°F)102 mm (4.0 inches)67%very high
September Weather17°C (63°F)79 mm (3.1 inches)74%high
October Weather10°C (51°F)126 mm (5.0 inches)83%moderate
November Weather3°C (37°F)90 mm (3.5 inches)89%moderate
December Weather-2°C (28°F)79 mm (3.1 inches)91%low

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