September Weather in Senneterre, Canada

Last updated: June 18, 2025

In Senneterre, Canada, the average temperature in September hovers around 12°C (53°F). However, be prepared for a range, as the minimum can drop to -4°C (26°F) while the maximum can soar to 30°C (86°F). Expect 114 mm (4.5 in) of precipitation over approximately 13 days, accompanied by an average humidity of 84%. Remember to pack accordingly!

September Temperature in Senneterre

Visiting Senneterre in September offers a pleasant climate, with average temperatures around 12°C (53°F), but be prepared for fluctuations as highs can soar to 30°C (86°F) and lows can drop to -4°C (26°F).

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

The chart illustrates September temperature patterns in Senneterre, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Senneterre, September typically has an average temperature of 12°C (53°F), with highs reaching up to 30°C (86°F) and lows dropping to around -4°C (26°F).

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

September Precipitation in Senneterre

In Senneterre in September, the total precipitation amount is 114 mm (4.5 in), distributed over the course of 13 days.

September Precipitation Trends in Senneterre

The chart displays monthly precipitation patterns in Senneterre, 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 Senneterre, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 13 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Senneterre

In Senneterre in September, humidity is 84%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that clings to your skin, making travel a bit uncomfortable as you navigate through the heavy, moist air.

September Average Humidity in Senneterre

This chart illustrates the average monthly humidity levels in Senneterre, 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 Senneterre is approximately 84%, 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 Senneterre

In Senneterre in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Senneterre, you can refer to this Hourly UV Index in Senneterre.

Maximum UV Index Levels in Senneterre for September

The chart shows the monthly maximum UV Index (UVI) for Senneterre 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 Senneterre typically reaches 6, which falls under the high exposure category.

Data source: Senneterre 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 Senneterre Compares to Other Months

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

This table compares monthly weather conditions in Senneterre, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-15°C (6°F)	49 mm (1.9 inches)	97%	low
February Weather	-13°C (8°F)	58 mm (2.3 inches)	96%	moderate
March Weather	-7°C (19°F)	55 mm (2.2 inches)	95%	moderate
April Weather	1°C (33°F)	78 mm (3.1 inches)	91%	high
May Weather	9°C (49°F)	92 mm (3.6 inches)	77%	very high
June Weather	15°C (60°F)	87 mm (3.4 inches)	73%	very high
July Weather	19°C (66°F)	114 mm (4.5 inches)	81%	very high
August Weather	17°C (62°F)	113 mm (4.5 inches)	82%	very high
September Weather	12°C (53°F)	114 mm (4.5 inches)	84%	high
October Weather	5°C (41°F)	135 mm (5.3 inches)	90%	moderate
November Weather	-4°C (25°F)	87 mm (3.4 inches)	92%	low
December Weather	-12°C (12°F)	82 mm (3.2 inches)	97%	low