January Weather in Slave Lake, Canada

Last updated: June 18, 2025

In January, the average temperature in Slave Lake, Canada hovers around -11°C (12°F), with extremes ranging from a chilling -41°C (-41°F) to a mild 8°C (47°F). Expect light precipitation, averaging 21 mm (0.8 in) over about 6 days, and a high average humidity of 88%. Stay warm and prepared for the unique climate of this region!

January Temperature in Slave Lake

In January in Slave Lake, the average temperature is -11°C (12°F). Maximum temperatures can reach 8°C (47°F), while minimums can plummet to -41°C (-41°F). Be prepared for extreme cold and bundle up if you plan to visit during this time!

January Weather in Slave Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Slave Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slave Lake, January typically has an average temperature of -11°C (12°F), with highs reaching up to 8°C (47°F) and lows dropping to around -41°C (-41°F).

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

January Precipitation in Slave Lake

In Slave Lake in January, the total precipitation amount is 21 mm (0.8 in), occurring over a span of 6 days.

January Precipitation Trends in Slave Lake

The chart displays monthly precipitation patterns in Slave Lake, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Slave Lake, January typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 6 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Slave Lake

In Slave Lake in January, humidity is 88%. With an average temperature of -11°C (12°F), this humidity feels like stepping into a damp, frigid embrace that chills you to the bone, making travel uncomfortable and layering even the most basic outdoor activities with an oppressive weight of moisture and cold.

January Average Humidity in Slave Lake

This chart illustrates the average monthly humidity levels in Slave Lake, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Slave Lake is approximately 88%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Slave Lake

In Slave Lake in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Slave Lake.

Maximum UV Index Levels in Slave Lake for January

The chart shows the monthly maximum UV Index (UVI) for Slave Lake in January, 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 January, the maximum UV index in Slave Lake typically reaches 1, which falls under the low exposure category.

Data source: Slave Lake January 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 January Weather in Slave Lake Compares to Other Months

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

This table compares monthly weather conditions in Slave Lake, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-11°C (12°F)	21 mm (0.8 inches)	88%	low
February Weather	-13°C (8°F)	24 mm (0.9 inches)	93%	low
March Weather	-6°C (22°F)	23 mm (0.9 inches)	90%	moderate
April Weather	1°C (34°F)	34 mm (1.3 inches)	78%	moderate
May Weather	10°C (50°F)	41 mm (1.6 inches)	70%	high
June Weather	14°C (58°F)	113 mm (4.4 inches)	70%	high
July Weather	16°C (61°F)	121 mm (4.7 inches)	79%	high
August Weather	14°C (58°F)	67 mm (2.7 inches)	78%	high
September Weather	9°C (49°F)	55 mm (2.2 inches)	73%	high
October Weather	2°C (36°F)	44 mm (1.7 inches)	81%	moderate
November Weather	-6°C (22°F)	40 mm (1.6 inches)	85%	low
December Weather	-10°C (14°F)	22 mm (0.9 inches)	93%	low