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May Weather in Brossard, Canada

Last updated: June 18, 2025

In May, the average temperature in Brossard, Canada hovers around 14°C (57°F). Expect minimum temperatures to dip down to -1°C (30°F) and soaring maximums reaching 36°C (97°F). With 97 mm (3.8 in) of precipitation spread over 11 days, you can anticipate a relatively humid atmosphere, with an average humidity of 80%.

May Temperature in Brossard

In May in Brossard, the average temperature is 14°C (57°F), with maximums reaching up to 36°C (97°F) and minimums dipping as low as -1°C (30°F). Be prepared for a wide range of temperatures while traveling during this time, and pack accordingly for both warm days and chilly nights.

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

The chart illustrates May temperature patterns in Brossard, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brossard, May typically has an average temperature of 14°C (57°F), with highs reaching up to 36°C (97°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec171929435766727062503524
Data source: Temperature data for Brossard 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 Brossard

In Brossard in May, the total precipitation amount is 97 mm (3.8 in) over the course of 11 days.

May Precipitation Trends in Brossard

The chart displays monthly precipitation patterns in Brossard, 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 Brossard, May typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec848284121971041031097313911888
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Brossard

In Brossard in May, humidity is 80%. With an average temperature of 14°C (57°F), this humidity feels like a warm, damp blanket wrapping around you, making travel uncomfortable and sticky, as sweat clings to your skin and the air feels heavy with moisture.

May Average Humidity in Brossard

This chart illustrates the average monthly humidity levels in Brossard, 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 Brossard is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Brossard

In Brossard in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Brossard.

Maximum UV Index Levels in Brossard for May

The chart shows the monthly maximum UV Index (UVI) for Brossard 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 Brossard typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Brossard 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 Brossard Compares to Other Months

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

This table compares monthly weather conditions in Brossard, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)84 mm (3.3 inches)93%low
February Weather-7°C (20°F)82 mm (3.2 inches)92%moderate
March Weather-2°C (29°F)84 mm (3.3 inches)86%moderate
April Weather6°C (43°F)121 mm (4.7 inches)85%high
May Weather14°C (57°F)97 mm (3.8 inches)80%very high
June Weather19°C (67°F)103 mm (4.1 inches)74%very high
July Weather22°C (72°F)103 mm (4.1 inches)76%very high
August Weather21°C (70°F)109 mm (4.3 inches)75%very high
September Weather16°C (62°F)73 mm (2.9 inches)78%high
October Weather10°C (50°F)139 mm (5.5 inches)86%moderate
November Weather2°C (35°F)118 mm (4.6 inches)88%moderate
December Weather-5°C (24°F)88 mm (3.5 inches)89%low

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