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September Weather in Les Cedres, Canada

Last updated: June 18, 2025

In Les Cedres, Canada, the average temperature in September hovers around 17°C (63°F), with a minimum dipping to 2°C (36°F) and a maximum soaring up to 31°C (89°F). Expect 66 mm (2.6 in) of precipitation spread across 9 days, contributing to an average humidity level of 78%.

September Temperature in Les Cedres

In September in Les Cedres, the average temperature is 17°C (63°F). Maximum temperatures can reach 31°C (89°F), while minimums can drop as low as 2°C (36°F). Be prepared for a range of temperatures, making it a perfect time for both outdoor adventures and cozy indoor activities.

September Weather in Les Cedres: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Les Cedres, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Les Cedres, September typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (89°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec192129435666727062513625
Data source: Temperature data for Les Cedres 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 Les Cedres

In Les Cedres in September, the precipitation amount is 66 mm (2.6 in) over the course of 9 days.

September Precipitation Trends in Les Cedres

The chart displays monthly precipitation patterns in Les Cedres, 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 Les Cedres, September typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec858584115999691916613211284
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Les Cedres

In Les Cedres in September, humidity is 78%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket, making traveling slightly uncomfortable as you navigate the sticky air, prompting the need for frequent breaks in cooler, shaded areas.

September Average Humidity in Les Cedres

This chart illustrates the average monthly humidity levels in Les Cedres, 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 Les Cedres 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 Les Cedres

In Les Cedres 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 Les Cedres.

Maximum UV Index Levels in Les Cedres for September

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

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

This table compares monthly weather conditions in Les Cedres, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)85 mm (3.3 inches)93%low
February Weather-6°C (21°F)85 mm (3.3 inches)92%moderate
March Weather-2°C (29°F)84 mm (3.3 inches)86%moderate
April Weather6°C (43°F)115 mm (4.5 inches)85%high
May Weather14°C (57°F)99 mm (3.9 inches)80%very high
June Weather19°C (67°F)96 mm (3.8 inches)74%very high
July Weather22°C (73°F)91 mm (3.6 inches)76%very high
August Weather21°C (71°F)91 mm (3.6 inches)75%very high
September Weather17°C (63°F)66 mm (2.6 inches)78%high
October Weather10°C (51°F)132 mm (5.2 inches)86%moderate
November Weather2°C (36°F)112 mm (4.4 inches)88%moderate
December Weather-4°C (25°F)84 mm (3.3 inches)89%low

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