August Weather in Montmagny, Canada

Last updated: June 18, 2025

In Montmagny, Canada, the average temperature in August hovers around 19°C (66°F). During this month, temperatures can dip to a minimum of 8°C (46°F) and rise to a maximum of 30°C (86°F). Expect a total precipitation of 87 mm (3.4 in) spread over approximately 13 days, with an average humidity level of 81%.

August Temperature in Montmagny

In August in Montmagny, the average temperature is 19°C (66°F). The maximum can reach 30°C (86°F), while the minimum can drop as low as 8°C (46°F). This moderate climate makes Montmagny an ideal destination for travelers seeking pleasant temperatures and enjoyable outdoor activities.

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

The chart illustrates August 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, August typically has an average temperature of 19°C (66°F), with highs reaching up to 30°C (86°F) and lows dropping to around 8°C (46°F).

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

August Precipitation in Montmagny

In Montmagny in August, the precipitation amount is 87 mm (3.4 in) spread over 13 days.

August Precipitation Trends in Montmagny

The chart displays monthly precipitation patterns in Montmagny, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Montmagny, August typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Montmagny

In Montmagny in August, humidity is 81%. With an average temperature of 19°C (66°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel both muggy and slightly stifling, often leading to a need for frequent breaks in the shade.

August Average Humidity in Montmagny

This chart illustrates the average monthly humidity levels in Montmagny, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Montmagny is approximately 81%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Montmagny

In Montmagny in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Montmagny.

Maximum UV Index Levels in Montmagny for August

The chart shows the monthly maximum UV Index (UVI) for Montmagny in August, 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 August, the maximum UV index in Montmagny typically reaches 8, which falls under the very high exposure category.

Data source: Montmagny August 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 August 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 August’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 August’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