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August Weather in Trail, Canada

Last updated: June 18, 2025

In Trail, Canada, the average temperature in August hovers around 20°C (68°F), offering a pleasant climate for outdoor activities. Temperatures can vary greatly, with a minimum of 4°C (39°F) and soaring up to a maximum of 38°C (101°F). Expect 28 mm (1.1 in) of precipitation spread over approximately 3 days, contributing to an average humidity level of 75%. Stay prepared for both sunshine and occasional showers!

August Temperature in Trail

In August in Trail, the average temperature is 20°C (68°F). Maximum temperatures can reach 38°C (101°F), while the minimum can drop as low as 4°C (39°F). Be prepared for a wide range of temperatures, making it essential to pack accordingly for your travels.

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

The chart illustrates August temperature patterns in Trail, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trail, August typically has an average temperature of 20°C (68°F), with highs reaching up to 38°C (101°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec232334425361696857423325
Data source: Temperature data for Trail 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 Trail

In Trail in August, the precipitation amount is 28 mm (1.1 in) over the course of 3 days.

August Precipitation Trends in Trail

The chart displays monthly precipitation patterns in Trail, 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 Trail, August typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec94818483685317285679102103
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Trail

In Trail in August, humidity is 75%. With an average temperature of 20°C (68°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and exhausted.

August Average Humidity in Trail

This chart illustrates the average monthly humidity levels in Trail, 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 Trail is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%91%89%86%82%81%84%75%74%85%88%93%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Trail

In Trail 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 Trail.

Maximum UV Index Levels in Trail for August

The chart shows the monthly maximum UV Index (UVI) for Trail 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 Trail typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235799987421
Data source: Trail 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 Trail Compares to Other Months

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

This table compares monthly weather conditions in Trail, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)94 mm (3.7 inches)90%low
February Weather-5°C (24°F)80 mm (3.2 inches)91%moderate
March Weather1°C (34°F)84 mm (3.3 inches)89%moderate
April Weather5°C (42°F)83 mm (3.3 inches)85%high
May Weather12°C (54°F)68 mm (2.7 inches)82%very high
June Weather16°C (61°F)53 mm (2.1 inches)81%very high
July Weather20°C (69°F)17 mm (0.7 inches)84%very high
August Weather20°C (68°F)28 mm (1.1 inches)75%very high
September Weather14°C (57°F)56 mm (2.2 inches)74%high
October Weather5°C (42°F)79 mm (3.1 inches)85%moderate
November Weather1°C (33°F)102 mm (4.0 inches)88%low
December Weather-4°C (25°F)103 mm (4.1 inches)93%low

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