March Weather in Smithers, Canada

Last updated: June 18, 2025

In March, the average temperature in Smithers, Canada hovers around -3°C (27°F). Expect chilling minima as low as -24°C (-11°F), with occasional peaks reaching up to 13°C (55°F). Precipitation can be quite significant, with 82 mm (3.2 in) falling over just 14 days. The air is notably humid, with an average humidity of 93%, creating a crisp and often damp atmosphere.

March Temperature in Smithers

In March in Smithers, the average temperature is -3°C (27°F), with a maximum that can reach 13°C (55°F) and a minimum that can drop as low as -24°C (-11°F). Be prepared for chilly weather and pack accordingly if you plan to travel during this time.

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

The chart illustrates March 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, March typically has an average temperature of -3°C (27°F), with highs reaching up to 13°C (55°F) and lows dropping to around -24°C (-11°F).

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

March Precipitation in Smithers

In Smithers in March, the precipitation amount is 82 mm (3.2 in) spread over 14 days.

March Precipitation Trends in Smithers

The chart displays monthly precipitation patterns in Smithers, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Smithers, March typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Smithers

In Smithers in March humidity is 93%. With an average temperature of -3°C (27°F), this humidity feels like a damp chill that seeps through your clothes, making travel uncomfortable and forcing you to bundle up against the biting cold while navigating the wet conditions.

March Average Humidity in Smithers

This chart illustrates the average monthly humidity levels in Smithers, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Smithers is approximately 93%, offering insight into how humid the weather typically is during this month.

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

March UV Index in Smithers

In Smithers in March, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Smithers for better planning.

Maximum UV Index Levels in Smithers for March

The chart shows the monthly maximum UV Index (UVI) for Smithers in March, 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 March, the maximum UV index in Smithers typically reaches 4, which falls under the moderate exposure category.

Data source: Smithers March 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 March 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 March’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 March’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