September Weather in Chapais, Canada

Last updated: June 18, 2025

In September, the average temperature in Chapais, Canada is a mild 11°C (52°F), with extremes ranging from a chilly -3°C (26°F) to a warm 27°C (80°F). Expect 124 mm (4.9 in) of precipitation spread over 16 days, making it a relatively wet month. The average humidity sits at a comfortable 82%, ensuring a refreshing atmosphere throughout.

September Temperature in Chapais

In September in Chapais, the average temperature is 11°C (52°F). Maximums can reach 27°C (80°F), while minimums can drop to as low as -3°C (26°F). This temperature range makes Chapais a unique destination for travelers seeking diverse weather experiences.

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

The chart illustrates September temperature patterns in Chapais, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chapais, September typically has an average temperature of 11°C (52°F), with highs reaching up to 27°C (80°F) and lows dropping to around -3°C (26°F).

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

September Precipitation in Chapais

In Chapais in September, the precipitation amount is 124 mm (4.9 in) occurring over a period of 16 days.

September Precipitation Trends in Chapais

The chart displays monthly precipitation patterns in Chapais, 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 Chapais, September typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 16 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 Chapais

In Chapais in September, humidity is 82%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers and stay prepared for the moisture-laden air as you explore your surroundings.

September Average Humidity in Chapais

This chart illustrates the average monthly humidity levels in Chapais, 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 Chapais is approximately 82%, 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 Chapais

In Chapais 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 Chapais, you can refer to this Hourly UV Index in Chapais.

Maximum UV Index Levels in Chapais for September

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

Data source: Chapais 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 Chapais Compares to Other Months

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

This table compares monthly weather conditions in Chapais, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-16°C (3°F)	50 mm (2.0 inches)	97%	low
February Weather	-15°C (5°F)	55 mm (2.2 inches)	96%	moderate
March Weather	-9°C (16°F)	60 mm (2.4 inches)	94%	moderate
April Weather	-1°C (30°F)	67 mm (2.6 inches)	91%	high
May Weather	6°C (43°F)	81 mm (3.2 inches)	79%	very high
June Weather	13°C (56°F)	92 mm (3.6 inches)	71%	very high
July Weather	17°C (63°F)	121 mm (4.7 inches)	81%	very high
August Weather	16°C (61°F)	141 mm (5.6 inches)	83%	very high
September Weather	11°C (52°F)	124 mm (4.9 inches)	82%	high
October Weather	4°C (40°F)	120 mm (4.7 inches)	90%	moderate
November Weather	-4°C (25°F)	101 mm (4.0 inches)	93%	low
December Weather	-12°C (10°F)	80 mm (3.2 inches)	97%	low