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August Weather in Port-Cartier, Canada

Last updated: June 18, 2025

In August, the average temperature in Port-Cartier, Canada hovers around 17°C (63°F). Expect a minimum dip to 9°C (48°F), while the highs can reach up to 26°C (80°F). This month typically sees about 105 mm (4.1 in) of precipitation spread over 11 days, contributing to an average humidity level of 81%.

August Temperature in Port-Cartier

In August in Port-Cartier, the average temperature is 17°C (63°F). Maximums can reach 26°C (80°F) and minimums can be as low as 9°C (48°F). This mild climate makes Port-Cartier an ideal destination for travelers seeking comfortable weather for exploring and enjoying outdoor activities.

August Weather in Port-Cartier: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Port-Cartier, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port-Cartier, August typically has an average temperature of 17°C (63°F), with highs reaching up to 26°C (80°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec111222334455636253433119
Data source: Temperature data for Port-Cartier 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 Port-Cartier

In Port-Cartier in August, the precipitation amount is 105 mm (4.1 in) over the course of 11 days.

August Precipitation Trends in Port-Cartier

The chart displays monthly precipitation patterns in Port-Cartier, 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 Port-Cartier, August typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec726378107837569105145122117109
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Port-Cartier

In Port-Cartier in August humidity is 81%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket enveloping you, making travel slightly oppressive and calling for frequent breaks in air-conditioned spaces to recharge and enjoy your journey comfortably.

August Average Humidity in Port-Cartier

This chart illustrates the average monthly humidity levels in Port-Cartier, 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 Port-Cartier is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%91%89%80%69%77%81%82%87%87%92%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Port-Cartier

In Port-Cartier in August, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Port-Cartier.

Maximum UV Index Levels in Port-Cartier for August

The chart shows the monthly maximum UV Index (UVI) for Port-Cartier 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 Port-Cartier typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234799776421
Data source: Port-Cartier 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 Port-Cartier Compares to Other Months

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

This table compares monthly weather conditions in Port-Cartier, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-12°C (12°F)72 mm (2.8 inches)93%low
February Weather-11°C (13°F)63 mm (2.5 inches)92%moderate
March Weather-6°C (22°F)78 mm (3.1 inches)91%moderate
April Weather1°C (33°F)107 mm (4.2 inches)89%high
May Weather7°C (44°F)83 mm (3.3 inches)80%very high
June Weather13°C (56°F)75 mm (2.9 inches)69%very high
July Weather17°C (63°F)69 mm (2.7 inches)77%high
August Weather17°C (63°F)105 mm (4.1 inches)81%high
September Weather12°C (53°F)145 mm (5.7 inches)82%high
October Weather6°C (43°F)122 mm (4.8 inches)87%moderate
November Weather-1°C (31°F)117 mm (4.6 inches)87%low
December Weather-7°C (19°F)109 mm (4.3 inches)92%low

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