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May Weather in Carleton Place, Canada

Last updated: June 18, 2025

In May, the average temperature in Carleton Place, Canada hovers around 13°C (56°F). Expect a wide range, with lows dipping to -3°C (26°F) and highs soaring up to 35°C (94°F). During this month, precipitation averages 108 mm (4.2 in) over about 12 days, while the average humidity sits at a comfortable 75%. Be prepared for a blend of cool and warm days!

May Temperature in Carleton Place

In May in Carleton Place, the average temperature is 13°C (56°F). The maximum can reach 35°C (94°F) while the minimum can drop to -3°C (26°F). Therefore, it's advisable to pack layers and be prepared for both warm days and chilly nights when traveling.

May Weather in Carleton Place: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Carleton Place, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carleton Place, May typically has an average temperature of 13°C (56°F), with highs reaching up to 35°C (94°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec171928425565716860483323
Data source: Temperature data for Carleton Place 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 Carleton Place

In Carleton Place in May, the total precipitation amount is 108 mm (4.2 in) spread over 12 days.

May Precipitation Trends in Carleton Place

The chart displays monthly precipitation patterns in Carleton Place, 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 Carleton Place, May typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7073771111089010789601258973
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Carleton Place

In Carleton Place in May humidity is 75%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill enveloping you, making travel a bit uncomfortable, as the moisture in the air clings to your skin and can dampen your spirits as well as your clothes.

May Average Humidity in Carleton Place

This chart illustrates the average monthly humidity levels in Carleton Place, 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 Carleton Place is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%86%82%75%68%69%67%72%83%88%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Carleton Place

In Carleton Place 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 Carleton Place.

Maximum UV Index Levels in Carleton Place for May

The chart shows the monthly maximum UV Index (UVI) for Carleton Place 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 Carleton Place typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899987532
Data source: Carleton Place 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 Carleton Place Compares to Other Months

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

This table compares monthly weather conditions in Carleton Place, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)70 mm (2.8 inches)93%low
February Weather-7°C (19°F)73 mm (2.9 inches)93%moderate
March Weather-2°C (28°F)77 mm (3.0 inches)86%moderate
April Weather5°C (42°F)111 mm (4.4 inches)82%very high
May Weather13°C (56°F)108 mm (4.2 inches)75%very high
June Weather18°C (65°F)90 mm (3.5 inches)68%very high
July Weather21°C (71°F)106 mm (4.2 inches)69%very high
August Weather20°C (68°F)89 mm (3.5 inches)67%very high
September Weather16°C (61°F)59 mm (2.3 inches)72%high
October Weather9°C (49°F)125 mm (4.9 inches)83%moderate
November Weather1°C (34°F)89 mm (3.5 inches)88%moderate
December Weather-5°C (23°F)73 mm (2.9 inches)89%low

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