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May Weather in Saint-Bruno, Canada

Last updated: June 18, 2025

In May, the average temperature in Saint-Bruno, Canada hovers around 9°C (48°F). Visitors can expect a minimum of -5°C (23°F) and a maximum of 31°C (88°F). During this month, precipitation typically reaches 102 mm (4.0 in) over approximately 14 days, accompanied by an average humidity level of 80%.

May Temperature in Saint-Bruno

In May in Saint-Bruno, the average temperature is 9°C (48°F). Maximums can reach 31°C (88°F), while minimums can be as low as -5°C (23°F). Travelers should be prepared for a wide range of temperatures, from chilly evenings to warm daytime highs.

May Weather in Saint-Bruno: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Saint-Bruno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Bruno, May typically has an average temperature of 9°C (48°F), with highs reaching up to 31°C (88°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec91121354860686657453116
Data source: Temperature data for Saint-Bruno 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.

May Precipitation in Saint-Bruno

In Saint-Bruno in May, the precipitation amount is 102 mm (4.0 in) over a period of 14 days.

May Precipitation Trends in Saint-Bruno

The chart displays monthly precipitation patterns in Saint-Bruno, 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 Saint-Bruno, May typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec656081931028412112013613410381
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Saint-Bruno

In Saint-Bruno in May humidity is 80%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel quite uncomfortable.

May Average Humidity in Saint-Bruno

This chart illustrates the average monthly humidity levels in Saint-Bruno, 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 Saint-Bruno is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%94%91%90%80%73%81%84%85%89%91%97%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Saint-Bruno

In Saint-Bruno 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 Saint-Bruno.

Maximum UV Index Levels in Saint-Bruno for May

The chart shows the monthly maximum UV Index (UVI) for Saint-Bruno 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 Saint-Bruno typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789886421
Data source: Saint-Bruno 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 Saint-Bruno Compares to Other Months

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

This table compares monthly weather conditions in Saint-Bruno, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-13°C (9°F)65 mm (2.6 inches)96%low
February Weather-12°C (11°F)60 mm (2.4 inches)94%moderate
March Weather-6°C (22°F)81 mm (3.2 inches)91%moderate
April Weather2°C (35°F)93 mm (3.7 inches)90%high
May Weather9°C (48°F)102 mm (4.0 inches)80%very high
June Weather16°C (61°F)83 mm (3.3 inches)73%very high
July Weather20°C (68°F)121 mm (4.8 inches)81%very high
August Weather19°C (66°F)120 mm (4.7 inches)84%very high
September Weather14°C (57°F)136 mm (5.4 inches)85%high
October Weather7°C (46°F)133 mm (5.3 inches)89%moderate
November Weather-1°C (31°F)103 mm (4.1 inches)91%low
December Weather-9°C (16°F)81 mm (3.2 inches)97%low

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