May Weather in Grande Cache, Canada

Last updated: June 18, 2025

In May, the average temperature in Grande Cache, Canada hovers around 5°C (42°F). The mercury can dip as low as -9°C (16°F), while reaching a balmy 25°C (77°F) on warmer days. Expect about 68 mm (2.7 in) of precipitation over approximately 12 days, contributing to an average humidity of 87%. Stay prepared for a mix of chilly and mild weather!

May Temperature in Grande Cache

In May in Grande Cache, the average temperature is 5°C (42°F). Maximums can reach 25°C (77°F), while minimums can plummet to -9°C (16°F). Be sure to pack accordingly to enjoy your trip, as you'll experience a wide range of weather conditions!

May Weather in Grande Cache: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Grande Cache, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grande Cache, May typically has an average temperature of 5°C (42°F), with highs reaching up to 25°C (77°F) and lows dropping to around -9°C (16°F).

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

May Precipitation in Grande Cache

In Grande Cache in May, the precipitation amount is 68 mm (2.7 in) over the course of 12 days.

May Precipitation Trends in Grande Cache

The chart displays monthly precipitation patterns in Grande Cache, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Grande Cache, May typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 12 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Grande Cache

In Grande Cache in May humidity is 87%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel less inviting as the air becomes heavy and oppressive.

May Average Humidity in Grande Cache

This chart illustrates the average monthly humidity levels in Grande Cache, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Grande Cache is approximately 87%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Grande Cache

In Grande Cache in May, 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 Grande Cache.

Maximum UV Index Levels in Grande Cache for May

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

Data source: Grande Cache May 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 May Weather in Grande Cache Compares to Other Months

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

This table compares monthly weather conditions in Grande Cache, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-11°C (12°F)	36 mm (1.4 inches)	95%	low
February Weather	-13°C (8°F)	51 mm (2.0 inches)	95%	moderate
March Weather	-6°C (21°F)	54 mm (2.1 inches)	91%	moderate
April Weather	-2°C (29°F)	52 mm (2.0 inches)	89%	high
May Weather	5°C (42°F)	68 mm (2.7 inches)	87%	very high
June Weather	10°C (50°F)	109 mm (4.3 inches)	84%	very high
July Weather	12°C (54°F)	126 mm (5.0 inches)	87%	very high
August Weather	11°C (52°F)	82 mm (3.2 inches)	84%	very high
September Weather	6°C (43°F)	93 mm (3.7 inches)	83%	high
October Weather	-1°C (30°F)	74 mm (2.9 inches)	92%	moderate
November Weather	-7°C (20°F)	82 mm (3.2 inches)	98%	low
December Weather	-11°C (12°F)	43 mm (1.7 inches)	98%	low