September Weather in McEwen, Canada

Last updated: June 18, 2025

In September, the average temperature in McEwen, Canada hovers around 15°C (60°F). Expect a wide range, with minimums dipping to 0°C (32°F) and maximums peaking at 31°C (88°F). Rainfall is also notable during this time, with an average precipitation of 87 mm (3.4 in) spread across 10 days. The atmosphere remains quite humid, with an average humidity level of 85%.

September Temperature in McEwen

In September, in McEwen, the average temperature is 15°C (60°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as 0°C (32°F). Travelers should be prepared for a wide range of temperatures, making layers essential for comfort.

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

The chart illustrates September temperature patterns in McEwen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McEwen, September typically has an average temperature of 15°C (60°F), with highs reaching up to 31°C (88°F) and lows dropping to around 0°C (32°F).

Data source: Temperature data for McEwen generated using information from the Copernicus Climate Change Service.

September Precipitation in McEwen

In McEwen in September, the precipitation amount is 87 mm (3.4 in) over the course of 10 days.

September Precipitation Trends in McEwen

The chart displays monthly precipitation patterns in McEwen, 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 McEwen, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in McEwen

In McEwen in September, humidity is 85%. With an average temperature of 15°C (60°F), this humidity feels like a warm, sticky embrace, making outdoor activities somewhat uncomfortable for travelers who may find themselves constantly seeking shade and hydration.

September Average Humidity in McEwen

This chart illustrates the average monthly humidity levels in McEwen, 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 McEwen is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in McEwen

In McEwen 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 McEwen.

Maximum UV Index Levels in McEwen for September

The chart shows the monthly maximum UV Index (UVI) for McEwen 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 McEwen typically reaches 7, which falls under the high exposure category.

Data source: McEwen 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 McEwen Compares to Other Months

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

This table compares monthly weather conditions in McEwen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	95 mm (3.7 inches)	84%	low
February Weather	-6°C (22°F)	97 mm (3.8 inches)	84%	moderate
March Weather	-2°C (28°F)	77 mm (3.0 inches)	86%	moderate
April Weather	4°C (40°F)	90 mm (3.5 inches)	86%	high
May Weather	10°C (50°F)	103 mm (4.0 inches)	85%	very high
June Weather	16°C (61°F)	100 mm (3.9 inches)	82%	very high
July Weather	19°C (67°F)	80 mm (3.1 inches)	86%	very high
August Weather	20°C (68°F)	68 mm (2.7 inches)	87%	very high
September Weather	15°C (60°F)	87 mm (3.4 inches)	85%	high
October Weather	9°C (49°F)	80 mm (3.2 inches)	85%	moderate
November Weather	2°C (37°F)	134 mm (5.3 inches)	85%	moderate
December Weather	-4°C (26°F)	98 mm (3.9 inches)	84%	low