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September Weather in Kanata, Canada

Last updated: June 18, 2025

In September, the average temperature in Kanata, Canada is a mild 16°C (61°F). However, temperatures can swing from a chilly 0°C (32°F) to a warm 33°C (92°F). Expect about 62 mm (2.4 in) of precipitation over 9 days, while the average humidity hovers around 72%. Enjoy the variability as you experience the unique climate of this location!

September Temperature in Kanata

In September in Kanata, the average temperature is 16°C (61°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as 0°C (32°F). Be prepared for a wide range of temperatures when traveling during this time.

September Weather in Kanata: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Kanata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kanata, September typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (92°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec171928425665716861493423
Data source: Temperature data for Kanata 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.

September Precipitation in Kanata

In Kanata in September, the precipitation amount is 62 mm (2.4 in) over the course of 9 days.

September Precipitation Trends in Kanata

The chart displays monthly precipitation patterns in Kanata, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Kanata, September typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec7275791121099111293621309175
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kanata

In Kanata in September humidity is 72%. With an average temperature of 16°C (61°F), this humidity feels like a damp blanket wrapping around you, making every step feel heavier and requiring extra effort while traveling.

September Average Humidity in Kanata

This chart illustrates the average monthly humidity levels in Kanata, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Kanata is approximately 72%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Kanata

In Kanata in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Kanata.

Maximum UV Index Levels in Kanata for September

The chart shows the monthly maximum UV Index (UVI) for Kanata in September, 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 September, the maximum UV index in Kanata typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899987532
Data source: Kanata September 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 September Weather in Kanata Compares to Other Months

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

This table compares monthly weather conditions in Kanata, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)72 mm (2.8 inches)93%low
February Weather-7°C (20°F)75 mm (3.0 inches)93%moderate
March Weather-2°C (29°F)79 mm (3.1 inches)86%moderate
April Weather6°C (43°F)112 mm (4.4 inches)82%very high
May Weather13°C (56°F)109 mm (4.3 inches)75%very high
June Weather18°C (65°F)91 mm (3.6 inches)68%very high
July Weather22°C (71°F)112 mm (4.4 inches)69%very high
August Weather20°C (69°F)93 mm (3.6 inches)67%very high
September Weather16°C (61°F)62 mm (2.4 inches)72%high
October Weather9°C (49°F)130 mm (5.1 inches)83%moderate
November Weather1°C (34°F)91 mm (3.6 inches)88%moderate
December Weather-5°C (24°F)75 mm (2.9 inches)89%low

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