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August Weather in Barrie, Canada

Last updated: June 18, 2025

In Barrie, Canada, the average temperature in August hovers around 20°C (69°F), offering a pleasant climate. You can expect lows of 9°C (48°F) and highs reaching up to 33°C (91°F). Precipitation during this month totals approximately 115 mm (4.5 in) across 14 days, with an average humidity of 67%, creating a refreshing atmosphere. 🌦️

August Temperature in Barrie

In August in Barrie, the average temperature is 20°C (69°F). Maximum temperatures can reach 33°C (91°F), while the minimum can drop as low as 9°C (48°F). This varied climate makes Barrie a great destination for travelers looking to enjoy mild days and cool evenings.

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

The chart illustrates August temperature patterns in Barrie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barrie, August typically has an average temperature of 20°C (69°F), with highs reaching up to 33°C (91°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec202230415464706861503627
Data source: Temperature data for Barrie 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 Barrie

In Barrie in August, the precipitation amount is 115 mm (4.5 in) over the course of 14 days.

August Precipitation Trends in Barrie

The chart displays monthly precipitation patterns in Barrie, 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 Barrie, August typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec6268631079010099115851048779
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Barrie

In Barrie in August, humidity is 67%. With an average temperature of 20°C (69°F), this humidity feels like a warm, gentle embrace that clings to your skin, creating a comfortable yet slightly sticky atmosphere that can be refreshing while exploring the sights, provided you stay hydrated and take breaks in the shade.

August Average Humidity in Barrie

This chart illustrates the average monthly humidity levels in Barrie, 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 Barrie is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%94%87%82%74%68%67%67%74%83%89%91%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Barrie

In Barrie in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Barrie.

Maximum UV Index Levels in Barrie for August

The chart shows the monthly maximum UV Index (UVI) for Barrie 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 Barrie typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Barrie 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 Barrie Compares to Other Months

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

This table compares monthly weather conditions in Barrie, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)62 mm (2.5 inches)93%low
February Weather-5°C (23°F)68 mm (2.7 inches)94%moderate
March Weather-1°C (30°F)63 mm (2.5 inches)87%moderate
April Weather5°C (41°F)107 mm (4.2 inches)82%very high
May Weather12°C (55°F)90 mm (3.5 inches)74%very high
June Weather18°C (65°F)100 mm (3.9 inches)68%very high
July Weather21°C (70°F)98 mm (3.9 inches)67%very high
August Weather20°C (69°F)115 mm (4.5 inches)67%very high
September Weather16°C (61°F)85 mm (3.4 inches)74%high
October Weather10°C (50°F)104 mm (4.1 inches)83%moderate
November Weather2°C (36°F)87 mm (3.4 inches)89%moderate
December Weather-3°C (27°F)79 mm (3.1 inches)91%low

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