October Weather in Montmagny, Canada

Last updated: June 18, 2025

In October, the average temperature in Montmagny, Canada hovers around 8°C (46°F). You might experience a chilly minimum of -6°C (21°F), while the mercury can rise to a pleasant maximum of 21°C (69°F). Be prepared for some rainfall, as 124 mm (4.9 in) of precipitation is expected over 14 days, accompanied by an average humidity of 87%.

October Temperature in Montmagny

In October in Montmagny, the average temperature is 8°C (46°F). Maximum temperatures can reach 21°C (69°F), while the minimum can drop as low as -6°C (21°F). Travelers should be prepared for a range of weather conditions, from mild days to chilly nights.

October Weather in Montmagny: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Montmagny, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montmagny, October typically has an average temperature of 8°C (46°F), with highs reaching up to 21°C (69°F) and lows dropping to around -6°C (21°F).

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

October Precipitation in Montmagny

In Montmagny in October, the precipitation amount is 124 mm (4.9 in) over a span of 14 days.

October Precipitation Trends in Montmagny

The chart displays monthly precipitation patterns in Montmagny, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Montmagny, October typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Montmagny

In Montmagny in October, humidity is 87%. With an average temperature of 8°C (46°F), this humidity feels like a chilly, damp fog clinging to your skin, making outdoor activities a bit uncomfortable and causing even mild exertion to leave you feeling clammy and cold.

October Average Humidity in Montmagny

This chart illustrates the average monthly humidity levels in Montmagny, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Montmagny is approximately 87%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Montmagny

In Montmagny in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Montmagny.

Maximum UV Index Levels in Montmagny for October

The chart shows the monthly maximum UV Index (UVI) for Montmagny in October, 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 October, the maximum UV index in Montmagny typically reaches 5, which falls under the moderate exposure category.

Data source: Montmagny October 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 October Weather in Montmagny Compares to Other Months

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

This table compares monthly weather conditions in Montmagny, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-10°C (14°F)	92 mm (3.6 inches)	95%	low
February Weather	-9°C (16°F)	84 mm (3.3 inches)	93%	moderate
March Weather	-4°C (24°F)	97 mm (3.8 inches)	90%	moderate
April Weather	2°C (36°F)	118 mm (4.6 inches)	87%	high
May Weather	11°C (52°F)	95 mm (3.8 inches)	79%	very high
June Weather	16°C (62°F)	102 mm (4.0 inches)	73%	very high
July Weather	20°C (68°F)	79 mm (3.1 inches)	81%	very high
August Weather	19°C (66°F)	87 mm (3.4 inches)	81%	very high
September Weather	14°C (57°F)	67 mm (2.6 inches)	81%	high
October Weather	8°C (46°F)	124 mm (4.9 inches)	87%	moderate
November Weather	-1°C (31°F)	121 mm (4.8 inches)	89%	moderate
December Weather	-7°C (20°F)	96 mm (3.8 inches)	92%	low