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April Weather in Greenstone, Canada

Last updated: June 18, 2025

In April, the average temperature in Greenstone, Canada hovers around -1°C (31°F), with extremes that can plunge to a chilly -21°C (-6°F) or rise to a comforting 18°C (64°F). This month sees 59 mm (2.3 in) of precipitation spread across 9 days, coupled with an average humidity of 89%. Be prepared for a mix of frosty mornings and occasional rain!

April Temperature in Greenstone

In April in Greenstone, average temperature is -1°C (31°F). Maximum can reach 18°C (64°F) and minimum can be as low as -21°C (-6°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates April temperature patterns in Greenstone, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greenstone, April typically has an average temperature of -1°C (31°F), with highs reaching up to 18°C (64°F) and lows dropping to around -21°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec4418304759656252402410
Data source: Temperature data for Greenstone 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 Greenstone

In Greenstone in April, the precipitation amount is 59 mm (2.3 in) over the course of 9 days.

April Precipitation Trends in Greenstone

The chart displays monthly precipitation patterns in Greenstone, 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 Greenstone, April typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec2743375959777070123846455
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Greenstone

In Greenstone in April humidity is 89%. With an average temperature of -1°C (31°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and urging you to seek warmth indoors.

April Average Humidity in Greenstone

This chart illustrates the average monthly humidity levels in Greenstone, 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 Greenstone is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%94%93%89%77%71%67%72%78%84%88%94%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Greenstone

In Greenstone in April, 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 Greenstone.

Maximum UV Index Levels in Greenstone for April

The chart shows the monthly maximum UV Index (UVI) for Greenstone 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 Greenstone typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234789886421
Data source: Greenstone 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 Greenstone Compares to Other Months

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

This table compares monthly weather conditions in Greenstone, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-15°C (5°F)27 mm (1.1 inches)95%low
February Weather-15°C (5°F)43 mm (1.7 inches)94%moderate
March Weather-8°C (18°F)37 mm (1.4 inches)93%moderate
April Weather-1°C (31°F)59 mm (2.3 inches)89%high
May Weather8°C (47°F)59 mm (2.3 inches)77%very high
June Weather15°C (59°F)77 mm (3.0 inches)71%very high
July Weather18°C (66°F)70 mm (2.8 inches)67%very high
August Weather16°C (62°F)70 mm (2.8 inches)71%very high
September Weather11°C (53°F)123 mm (4.8 inches)78%high
October Weather4°C (40°F)84 mm (3.3 inches)84%moderate
November Weather-4°C (24°F)64 mm (2.5 inches)88%low
December Weather-12°C (11°F)55 mm (2.2 inches)94%low

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