May Weather in Outlook, Canada

Last updated: June 18, 2025

In May, the average temperature in Outlook, Canada rests at a comfortable 12°C (54°F). However, temperatures can fluctuate significantly, with a minimum dipping to -6°C (21°F) and a maximum soaring to 32°C (89°F). Expect an average precipitation of 34 mm (1.3 in) over 7 days, accompanied by a humidity level of 72%. Whether you're bundled up or enjoying the warmth, plan accordingly for this diverse climate!

May Temperature in Outlook

In May in Outlook, the average temperature is 12°C (54°F). Maximums can reach 32°C (89°F), while minimums can drop as low as -6°C (21°F). This wide temperature range suggests that travelers should pack for both warm and cool weather conditions.

May Weather in Outlook: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Outlook, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Outlook, May typically has an average temperature of 12°C (54°F), with highs reaching up to 32°C (89°F) and lows dropping to around -6°C (21°F).

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

May Precipitation in Outlook

In Outlook in May, the total precipitation amount is 34 mm (1.3 in) over the course of 7 days.

May Precipitation Trends in Outlook

The chart displays monthly precipitation patterns in Outlook, 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 Outlook, May typically receives around 34 mm (1.3 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Outlook

In Outlook in May, humidity is 72%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that wraps around you, making outdoor excursions a bit uncomfortable. You may find yourself reaching for an extra layer as the moisture in the air adds to the coolness, prompting travelers to seek out sheltered spots to enjoy the scenery.

May Average Humidity in Outlook

This chart illustrates the average monthly humidity levels in Outlook, 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 Outlook is approximately 72%, 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 Outlook

In Outlook in May, 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 Outlook.

Maximum UV Index Levels in Outlook for May

The chart shows the monthly maximum UV Index (UVI) for Outlook 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 Outlook typically reaches 7, which falls under the high exposure category.

Data source: Outlook 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 Outlook Compares to Other Months

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

This table compares monthly weather conditions in Outlook, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-12°C (10°F)	14 mm (0.5 inches)	91%	low
February Weather	-15°C (5°F)	11 mm (0.4 inches)	93%	moderate
March Weather	-5°C (23°F)	21 mm (0.8 inches)	88%	moderate
April Weather	3°C (37°F)	19 mm (0.8 inches)	74%	high
May Weather	12°C (54°F)	34 mm (1.3 inches)	72%	high
June Weather	17°C (63°F)	64 mm (2.5 inches)	65%	very high
July Weather	20°C (67°F)	44 mm (1.7 inches)	77%	very high
August Weather	18°C (64°F)	38 mm (1.5 inches)	76%	high
September Weather	12°C (54°F)	41 mm (1.6 inches)	69%	high
October Weather	4°C (39°F)	28 mm (1.1 inches)	75%	moderate
November Weather	-5°C (23°F)	31 mm (1.2 inches)	86%	low
December Weather	-10°C (15°F)	15 mm (0.6 inches)	94%	low