August Weather in Smithers, Canada

Last updated: June 18, 2025

In August, the average temperature in Smithers, Canada is a comfortable 12°C (54°F). You can expect minimums dipping to 1°C (34°F), while highs may reach up to 28°C (83°F). With precipitation totaling 75 mm (2.9 in) over 14 days, be prepared for some rainy spells. The average humidity hovers around a high 88%, contributing to the region's lush atmosphere.

August Temperature in Smithers

In August in Smithers, the average temperature is 12°C (54°F). The maximum can reach 28°C (83°F), and the minimum can drop as low as 1°C (34°F). This makes it a great time to explore Smithers, as you can enjoy mild days while being prepared for cooler evenings.

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

The chart illustrates August temperature patterns in Smithers, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Smithers, August typically has an average temperature of 12°C (54°F), with highs reaching up to 28°C (83°F) and lows dropping to around 1°C (34°F).

Data source: Temperature data for Smithers generated using information from the Copernicus Climate Change Service.

August Precipitation in Smithers

In Smithers in August, the total precipitation amount is 75 mm (2.9 in) accumulated over a period of 14 days.

August Precipitation Trends in Smithers

The chart displays monthly precipitation patterns in Smithers, 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 Smithers, August typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Smithers

In Smithers in August, humidity is 88%. With an average temperature of 12°C (54°F), this humidity feels like a thick, damp blanket, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat even in cooler weather.

August Average Humidity in Smithers

This chart illustrates the average monthly humidity levels in Smithers, 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 Smithers is approximately 88%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Smithers

In Smithers 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 Smithers.

Maximum UV Index Levels in Smithers for August

The chart shows the monthly maximum UV Index (UVI) for Smithers 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 Smithers typically reaches 7, which falls under the high exposure category.

Data source: Smithers 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 Smithers Compares to Other Months

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

This table compares monthly weather conditions in Smithers, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (17°F)	102 mm (4.0 inches)	96%	low
February Weather	-9°C (16°F)	76 mm (3.0 inches)	94%	low
March Weather	-3°C (27°F)	82 mm (3.2 inches)	93%	moderate
April Weather	1°C (33°F)	53 mm (2.1 inches)	91%	moderate
May Weather	7°C (44°F)	65 mm (2.5 inches)	88%	very high
June Weather	10°C (51°F)	82 mm (3.2 inches)	84%	very high
July Weather	13°C (55°F)	83 mm (3.3 inches)	87%	very high
August Weather	12°C (54°F)	75 mm (2.9 inches)	88%	high
September Weather	8°C (46°F)	112 mm (4.4 inches)	91%	high
October Weather	1°C (35°F)	125 mm (4.9 inches)	95%	moderate
November Weather	-3°C (27°F)	151 mm (5.9 inches)	98%	low
December Weather	-8°C (17°F)	91 mm (3.6 inches)	98%	low