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May Weather in Saint-Colomban, Canada

Last updated: June 18, 2025

The average temperature in Saint-Colomban, Canada during May is a comfortable 13°C (55°F). However, be prepared for a range of conditions, with minimum temperatures dropping to -3°C (27°F) and peaks reaching up to a sweltering 34°C (94°F). Expect 115 mm (4.5 in) of precipitation spread over 12 days throughout the month, accompanied by an average humidity of 80%—a reminder of the area's lush environment.

May Temperature in Saint-Colomban

In May in Saint-Colomban, the average temperature is 13°C (55°F). Maximums can reach 34°C (94°F), while minimums can drop as low as -3°C (27°F). It's advisable to pack layers to comfortably enjoy the diverse weather conditions during your travels.

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

The chart illustrates May temperature patterns in Saint-Colomban, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Colomban, May typically has an average temperature of 13°C (55°F), with highs reaching up to 34°C (94°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec141726405564696759473120
Data source: Temperature data for Saint-Colomban 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-Colomban

In Saint-Colomban in May, the total precipitation amount is 115 mm (4.5 in) over a span of 12 days.

May Precipitation Trends in Saint-Colomban

The chart displays monthly precipitation patterns in Saint-Colomban, 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-Colomban, May typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec8894961211151161291179813711597
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Saint-Colomban

In Saint-Colomban in May humidity is 80%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making any outdoor activity feel stifling and heavy, which can lead to fatigue for travelers unaccustomed to such moist conditions.

May Average Humidity in Saint-Colomban

This chart illustrates the average monthly humidity levels in Saint-Colomban, 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-Colomban 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 Saint-Colomban

In Saint-Colomban 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 Saint-Colomban.

Maximum UV Index Levels in Saint-Colomban for May

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

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

This table compares monthly weather conditions in Saint-Colomban, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (15°F)88 mm (3.5 inches)93%low
February Weather-8°C (17°F)93 mm (3.7 inches)92%moderate
March Weather-3°C (26°F)95 mm (3.8 inches)86%moderate
April Weather4°C (40°F)121 mm (4.8 inches)85%high
May Weather13°C (55°F)115 mm (4.5 inches)80%very high
June Weather18°C (64°F)116 mm (4.6 inches)74%very high
July Weather21°C (69°F)129 mm (5.1 inches)76%very high
August Weather19°C (67°F)117 mm (4.6 inches)75%very high
September Weather15°C (59°F)98 mm (3.8 inches)78%high
October Weather8°C (47°F)137 mm (5.4 inches)86%moderate
November Weather0°C (32°F)115 mm (4.5 inches)88%moderate
December Weather-7°C (20°F)97 mm (3.8 inches)89%low

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