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August Weather in Mercier, Canada

Last updated: June 18, 2025

In Mercier, Canada, the average temperature in August hovers around 21°C (71°F). Expect a range where the minimum dips to 9°C (49°F) and the maximum can peak at 32°C (90°F). During this period, you'll encounter around 104 mm (4.1 in) of precipitation spread over 13 days, contributing to an average humidity of 75%.

August Temperature in Mercier

In August in Mercier, the average temperature is 21°C (71°F). Maximums can reach 32°C (90°F) and minimums can be as low as 9°C (49°F). This range makes it an ideal destination for travelers seeking a comfortable climate.

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

The chart illustrates August temperature patterns in Mercier, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mercier, August typically has an average temperature of 21°C (71°F), with highs reaching up to 32°C (90°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec192129435666727062513625
Data source: Temperature data for Mercier generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Mercier

In Mercier in August, the precipitation amount is 104 mm (4.1 in) over the course of 13 days.

August Precipitation Trends in Mercier

The chart displays monthly precipitation patterns in Mercier, 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 Mercier, August typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec838384117971051021047013511284
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Mercier

In Mercier in August, humidity is 75%. With an average temperature of 21°C (71°F), this humidity feels like a warm blanket wrapping around you, making travel slightly uncomfortable but offering a lush, vibrant atmosphere that invites exploration at a leisurely pace.

August Average Humidity in Mercier

This chart illustrates the average monthly humidity levels in Mercier, 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 Mercier is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Mercier

In Mercier 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 Mercier.

Maximum UV Index Levels in Mercier for August

The chart shows the monthly maximum UV Index (UVI) for Mercier 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 Mercier typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Mercier 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 Mercier Compares to Other Months

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

This table compares monthly weather conditions in Mercier, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)83 mm (3.3 inches)93%low
February Weather-6°C (21°F)83 mm (3.3 inches)92%moderate
March Weather-2°C (29°F)84 mm (3.3 inches)86%moderate
April Weather6°C (43°F)117 mm (4.6 inches)85%high
May Weather13°C (57°F)97 mm (3.8 inches)80%very high
June Weather19°C (67°F)105 mm (4.1 inches)74%very high
July Weather22°C (72°F)102 mm (4.0 inches)76%very high
August Weather21°C (71°F)104 mm (4.1 inches)75%very high
September Weather17°C (62°F)70 mm (2.7 inches)78%high
October Weather10°C (51°F)135 mm (5.3 inches)86%moderate
November Weather2°C (36°F)112 mm (4.4 inches)88%moderate
December Weather-4°C (25°F)84 mm (3.3 inches)89%low

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