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May Weather in Lavaltrie, Canada

Last updated: June 18, 2025

In Lavaltrie, Canada, the average temperature in May hovers around 13°C (56°F). Conditions can vary widely, with minimums dipping to -2°C (29°F) and maximums soaring to 35°C (96°F). Expect 96 mm (3.8 in) of precipitation spread over 11 days, contributing to an average humidity level of 80%. Plan your visit accordingly to make the most of the diverse weather!

May Temperature in Lavaltrie

In May in Lavaltrie, the average temperature is 13°C (56°F), with maximums reaching 35°C (96°F) and minimums dropping as low as -2°C (29°F). Travelers should be prepared for a wide range of temperatures during this time.

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

The chart illustrates May temperature patterns in Lavaltrie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lavaltrie, May typically has an average temperature of 13°C (56°F), with highs reaching up to 35°C (96°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec151827415665716960483321
Data source: Temperature data for Lavaltrie 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 Lavaltrie

In Lavaltrie in May, the precipitation amount is 96 mm (3.8 in) spread over 11 days, resulting in a significant accumulation of rainfall.

May Precipitation Trends in Lavaltrie

The chart displays monthly precipitation patterns in Lavaltrie, 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 Lavaltrie, May typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec8382851219695891046412411490
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Lavaltrie

In Lavaltrie in May humidity is 80%. With average temperature 13°C (56°F) this humidity feels like a damp chill that seeps into your bones, making outdoor exploration more challenging and necessitating layered clothing for comfort.

May Average Humidity in Lavaltrie

This chart illustrates the average monthly humidity levels in Lavaltrie, 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 Lavaltrie 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 Lavaltrie

In Lavaltrie 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 Lavaltrie.

Maximum UV Index Levels in Lavaltrie for May

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

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

This table compares monthly weather conditions in Lavaltrie, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (15°F)83 mm (3.3 inches)93%low
February Weather-8°C (18°F)82 mm (3.2 inches)92%moderate
March Weather-3°C (27°F)85 mm (3.4 inches)86%moderate
April Weather5°C (42°F)121 mm (4.8 inches)85%high
May Weather13°C (56°F)96 mm (3.8 inches)80%very high
June Weather19°C (66°F)95 mm (3.7 inches)74%very high
July Weather22°C (71°F)89 mm (3.5 inches)76%very high
August Weather20°C (69°F)104 mm (4.1 inches)75%very high
September Weather16°C (60°F)64 mm (2.5 inches)78%high
October Weather9°C (49°F)124 mm (4.9 inches)86%moderate
November Weather0°C (33°F)114 mm (4.5 inches)88%moderate
December Weather-6°C (21°F)90 mm (3.5 inches)89%low

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