April Weather in Gravenhurst, Canada

Last updated: June 18, 2025

In April, the average temperature in Gravenhurst, Canada hovers around 4°C (40°F). Conditions can vary widely, with temperatures dipping as low as -13°C (9°F) and soaring up to 25°C (78°F). Expect around 113 mm (4.4 in) of precipitation spread over 14 days, and be prepared for a high average humidity of 82%.

April Temperature in Gravenhurst

In April in Gravenhurst, the average temperature is 4°C (40°F), with a maximum reaching 25°C (78°F) and a minimum dropping as low as -13°C (9°F). Be prepared for a wide range of temperatures when planning your travel, bringing layers to stay comfortable in varying conditions.

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

The chart illustrates April temperature patterns in Gravenhurst, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gravenhurst, April typically has an average temperature of 4°C (40°F), with highs reaching up to 25°C (78°F) and lows dropping to around -13°C (9°F).

Data source: Temperature data for Gravenhurst generated using information from the Copernicus Climate Change Service.

April Precipitation in Gravenhurst

In Gravenhurst in April, the precipitation amount is 113 mm (4.4 in) occurring over a span of 14 days.

April Precipitation Trends in Gravenhurst

The chart displays monthly precipitation patterns in Gravenhurst, 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 Gravenhurst, April typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Gravenhurst

In Gravenhurst in April, humidity is 82%. With an average temperature of 4°C (40°F), this humidity feels like a chilly dampness that lingers in the air, making travel slightly uncomfortable as the cold penetrates through layers of clothing, often leaving you feeling chilled and clammy.

April Average Humidity in Gravenhurst

This chart illustrates the average monthly humidity levels in Gravenhurst, 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 Gravenhurst is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Gravenhurst

In Gravenhurst 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 Gravenhurst.

Maximum UV Index Levels in Gravenhurst for April

The chart shows the monthly maximum UV Index (UVI) for Gravenhurst 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 Gravenhurst typically reaches 8, which falls under the very high exposure category.

Data source: Gravenhurst 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 Gravenhurst Compares to Other Months

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

This table compares monthly weather conditions in Gravenhurst, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (18°F)	71 mm (2.8 inches)	93%	low
February Weather	-7°C (20°F)	83 mm (3.3 inches)	94%	moderate
March Weather	-3°C (27°F)	70 mm (2.7 inches)	87%	moderate
April Weather	4°C (40°F)	113 mm (4.4 inches)	82%	very high
May Weather	11°C (53°F)	103 mm (4.0 inches)	74%	very high
June Weather	17°C (63°F)	119 mm (4.7 inches)	68%	very high
July Weather	20°C (69°F)	102 mm (4.0 inches)	67%	very high
August Weather	19°C (67°F)	138 mm (5.4 inches)	67%	very high
September Weather	15°C (59°F)	114 mm (4.5 inches)	74%	high
October Weather	9°C (49°F)	107 mm (4.2 inches)	83%	moderate
November Weather	1°C (34°F)	105 mm (4.1 inches)	89%	moderate
December Weather	-4°C (24°F)	92 mm (3.6 inches)	91%	low