September Weather in Tuktoyaktuk, Canada

Last updated: June 18, 2025

In September, the average temperature in Tuktoyaktuk, Canada hovers around 4°C (39°F), with lows dipping to a chilly -5°C (22°F) and highs reaching a comfortable 19°C (66°F). Expect some moisture with an average precipitation of 37 mm (1.5 in) spread over 10 days, and don't forget your umbrella, as the average humidity is a substantial 92%.

September Temperature in Tuktoyaktuk

In September in Tuktoyaktuk, the average temperature is 4°C (39°F), with maximums reaching 19°C (66°F) and minimums plummeting to -5°C (22°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable.

September Weather in Tuktoyaktuk: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tuktoyaktuk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tuktoyaktuk, September typically has an average temperature of 4°C (39°F), with highs reaching up to 19°C (66°F) and lows dropping to around -5°C (22°F).

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

September Precipitation in Tuktoyaktuk

In Tuktoyaktuk in September, the precipitation amount is 37 mm (1.5 in) spread over a duration of 10 days.

September Precipitation Trends in Tuktoyaktuk

The chart displays monthly precipitation patterns in Tuktoyaktuk, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Tuktoyaktuk, September typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Tuktoyaktuk

In Tuktoyaktuk in September humidity is 92%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel feel burdensome as you navigate through the thick, muggy air.

September Average Humidity in Tuktoyaktuk

This chart illustrates the average monthly humidity levels in Tuktoyaktuk, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Tuktoyaktuk is approximately 92%, offering insight into how humid the weather typically is during this month.

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

September UV Index in Tuktoyaktuk

In Tuktoyaktuk in September, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Tuktoyaktuk, you can visit Hourly UV Index in Tuktoyaktuk.

Maximum UV Index Levels in Tuktoyaktuk for September

The chart shows the monthly maximum UV Index (UVI) for Tuktoyaktuk in September, 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 September, the maximum UV index in Tuktoyaktuk typically reaches 2, which falls under the low exposure category.

Data source: Tuktoyaktuk September 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 September Weather in Tuktoyaktuk Compares to Other Months

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

This table compares monthly weather conditions in Tuktoyaktuk, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-24°C (-11°F)	15 mm (0.6 inches)	99%	low
February Weather	-25°C (-13°F)	16 mm (0.6 inches)	98%	low
March Weather	-21°C (-5°F)	13 mm (0.5 inches)	95%	low
April Weather	-14°C (6°F)	11 mm (0.5 inches)	90%	moderate
May Weather	-2°C (28°F)	14 mm (0.5 inches)	81%	moderate
June Weather	6°C (43°F)	14 mm (0.6 inches)	73%	moderate
July Weather	10°C (50°F)	35 mm (1.4 inches)	78%	moderate
August Weather	8°C (47°F)	52 mm (2.0 inches)	84%	moderate
September Weather	4°C (39°F)	37 mm (1.5 inches)	92%	low
October Weather	-4°C (26°F)	24 mm (1.0 inches)	94%	low
November Weather	-14°C (6°F)	19 mm (0.7 inches)	100%	low
December Weather	-22°C (-7°F)	18 mm (0.7 inches)	99%	low