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September Weather in Mascouche, Canada

Last updated: June 18, 2025

In Mascouche, Canada, the average temperature in September hovers around 16°C (61°F), with a minimum of 0°C (33°F) and a maximum reaching 31°C (89°F). Expect about 69 mm (2.7 in) of precipitation spread over 9 days, while the air maintains an average humidity of 78%. Prepare for a delightful blend of warm days and refreshing rain!

September Temperature in Mascouche

In September in Mascouche, the average temperature is 16°C (61°F). Maximum temperatures can reach 31°C (89°F), while minimums can drop as low as 0°C (33°F). Travelers should be prepared for a wide range of temperatures during their visit.

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

The chart illustrates September temperature patterns in Mascouche, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mascouche, September typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (89°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec161928425766726961493422
Data source: Temperature data for Mascouche 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 Mascouche

In Mascouche in September, the precipitation amount is 69 mm (2.7 in) spread over 9 days.

September Precipitation Trends in Mascouche

The chart displays monthly precipitation patterns in Mascouche, 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 Mascouche, September typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec8382841229696911016912911589
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mascouche

In Mascouche in September, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.

September Average Humidity in Mascouche

This chart illustrates the average monthly humidity levels in Mascouche, 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 Mascouche is approximately 78%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Mascouche

In Mascouche 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 Mascouche.

Maximum UV Index Levels in Mascouche for September

The chart shows the monthly maximum UV Index (UVI) for Mascouche 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 Mascouche typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Mascouche 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 Mascouche Compares to Other Months

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

This table compares monthly weather conditions in Mascouche, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)83 mm (3.3 inches)93%low
February Weather-7°C (19°F)82 mm (3.2 inches)92%moderate
March Weather-2°C (28°F)84 mm (3.3 inches)86%moderate
April Weather6°C (43°F)122 mm (4.8 inches)85%high
May Weather14°C (57°F)96 mm (3.8 inches)80%very high
June Weather19°C (66°F)96 mm (3.8 inches)74%very high
July Weather22°C (72°F)91 mm (3.6 inches)76%very high
August Weather21°C (70°F)101 mm (4.0 inches)75%very high
September Weather16°C (61°F)69 mm (2.7 inches)78%high
October Weather10°C (49°F)129 mm (5.1 inches)86%moderate
November Weather1°C (34°F)115 mm (4.5 inches)88%moderate
December Weather-5°C (22°F)89 mm (3.5 inches)89%low

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