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August Weather in Brantford, Canada

Last updated: June 18, 2025

In Brantford, Canada, the average temperature in August is a pleasant 21°C (70°F), with minimums dipping to 7°C (45°F) and highs soaring to 32°C (90°F). Expect an average humidity of 80%, paired with 90 mm (3.5 in) of precipitation spread over 11 days. Whether you’re exploring the sunshine or navigating the occasional rain, this month promises a diverse climate experience!

August Temperature in Brantford

In August, in Brantford, the average temperature is 21°C (70°F). Maximum temperatures can reach up to 32°C (90°F), while lows can drop to around 7°C (45°F). This variation makes it an ideal time for travelers who enjoy a mix of warm days and cooler evenings.

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

The chart illustrates August temperature patterns in Brantford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brantford, August typically has an average temperature of 21°C (70°F), with highs reaching up to 32°C (90°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec242533435666727063523730
Data source: Temperature data for Brantford 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 Brantford

In Brantford in August, the total precipitation amounts to 90 mm (3.5 in) over the course of 11 days.

August Precipitation Trends in Brantford

The chart displays monthly precipitation patterns in Brantford, 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 Brantford, August typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec70746598971038290711007571
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Brantford

In Brantford in August humidity is 80%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that can make even short walks feel draining, urging travelers to seek shade or a cool drink frequently.

August Average Humidity in Brantford

This chart illustrates the average monthly humidity levels in Brantford, 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 Brantford is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%88%87%83%81%79%80%81%84%88%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Brantford

In Brantford 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 Brantford.

Maximum UV Index Levels in Brantford for August

The chart shows the monthly maximum UV Index (UVI) for Brantford 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 Brantford typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997542
Data source: Brantford 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 Brantford Compares to Other Months

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

This table compares monthly weather conditions in Brantford, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)70 mm (2.7 inches)90%low
February Weather-4°C (26°F)74 mm (2.9 inches)90%moderate
March Weather1°C (33°F)65 mm (2.6 inches)87%moderate
April Weather6°C (44°F)98 mm (3.9 inches)87%very high
May Weather14°C (57°F)97 mm (3.8 inches)82%very high
June Weather19°C (67°F)103 mm (4.1 inches)81%very high
July Weather22°C (72°F)82 mm (3.2 inches)79%very high
August Weather21°C (70°F)90 mm (3.5 inches)80%very high
September Weather17°C (63°F)71 mm (2.8 inches)81%high
October Weather11°C (52°F)100 mm (3.9 inches)84%moderate
November Weather3°C (38°F)75 mm (3.0 inches)88%moderate
December Weather-1°C (30°F)70 mm (2.8 inches)87%low

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