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September Weather in Aurora, Canada

Last updated: June 18, 2025

In Aurora, Canada, the average temperature in September hovers around 16°C (62°F). Expect a range from a chilly 1°C (35°F) to a warm 33°C (91°F). During this month, you can anticipate about 64 mm (2.5 in) of precipitation over approximately 9 days, with an average humidity level of 76%. Stay prepared for a mix of weather as you enjoy your time here!

September Temperature in Aurora

In September in Aurora, the average temperature is 16°C (62°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 1°C (35°F). Be sure to pack for a wide range of temperatures to enjoy your trip fully.

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

The chart illustrates September temperature patterns in Aurora, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aurora, September typically has an average temperature of 16°C (62°F), with highs reaching up to 33°C (91°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec222331425666716962503628
Data source: Temperature data for Aurora 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 Aurora

In Aurora in September, the precipitation amount is 64 mm (2.5 in) over a span of 9 days.

September Precipitation Trends in Aurora

The chart displays monthly precipitation patterns in Aurora, 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 Aurora, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec60616010399949897641007467
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Aurora

In Aurora in September, humidity is 76%. With an average temperature of 16°C (62°F), this humidity feels like a warm, enveloping blanket that makes exploring the outdoors feel both refreshing and slightly muggy, urging travelers to take breaks often and enjoy the shade.

September Average Humidity in Aurora

This chart illustrates the average monthly humidity levels in Aurora, 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 Aurora is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Aurora

In Aurora 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 Aurora.

Maximum UV Index Levels in Aurora for September

The chart shows the monthly maximum UV Index (UVI) for Aurora 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 Aurora typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Aurora 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 Aurora Compares to Other Months

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

This table compares monthly weather conditions in Aurora, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)60 mm (2.4 inches)91%low
February Weather-5°C (23°F)61 mm (2.4 inches)91%moderate
March Weather0°C (32°F)60 mm (2.4 inches)88%moderate
April Weather6°C (42°F)103 mm (4.1 inches)88%very high
May Weather13°C (56°F)99 mm (3.9 inches)82%very high
June Weather19°C (66°F)94 mm (3.7 inches)79%very high
July Weather22°C (72°F)98 mm (3.9 inches)77%very high
August Weather21°C (69°F)97 mm (3.8 inches)72%very high
September Weather16°C (62°F)64 mm (2.5 inches)76%high
October Weather10°C (50°F)100 mm (3.9 inches)83%moderate
November Weather2°C (36°F)74 mm (2.9 inches)88%moderate
December Weather-2°C (28°F)67 mm (2.6 inches)87%low

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