August Weather in Fort Yukon, United States

Last updated: June 24, 2025

In August, the average temperature in Fort Yukon, United States hovers around 14°C (57°F), making it a mild time of year. Expect a minimum of 3°C (38°F) and the occasional rise to 31°C (87°F). During this month, precipitation averages 61 mm (2.4 in) spread over 12 days, resulting in a high humidity level of 90%. Be prepared for a mix of pleasant warmth and the possibility of rain!

August Temperature in Fort Yukon

In August in Fort Yukon, the average temperature is 14°C (57°F). Maximum temperatures can reach 31°C (87°F), while the minimum can drop as low as 3°C (38°F). Pack accordingly for a range of weather conditions to ensure a comfortable and enjoyable travel experience.

August Weather in Fort Yukon: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Fort Yukon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Yukon, August typically has an average temperature of 14°C (57°F), with highs reaching up to 31°C (87°F) and lows dropping to around 3°C (38°F).

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

August Precipitation in Fort Yukon

In Fort Yukon in August, the total precipitation amount is 61 mm (2.4 in), which occurs over a span of 12 days.

August Precipitation Trends in Fort Yukon

The chart displays monthly precipitation patterns in Fort Yukon, 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 Fort Yukon, August typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 12 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 Fort Yukon

In Fort Yukon in August, humidity is 90%. With an average temperature of 14°C (57°F), this humidity feels like a warm blanket wrapping around you, making travel somewhat stifling and requiring frequent breaks to stay refreshed.

August Average Humidity in Fort Yukon

This chart illustrates the average monthly humidity levels in Fort Yukon, 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 Fort Yukon is approximately 90%, 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 Fort Yukon

In Fort Yukon in August, 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 Fort Yukon for better planning.

Maximum UV Index Levels in Fort Yukon for August

The chart shows the monthly maximum UV Index (UVI) for Fort Yukon 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 Fort Yukon typically reaches 4, which falls under the moderate exposure category.

Data source: Fort Yukon 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 Fort Yukon Compares to Other Months

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

This table compares monthly weather conditions in Fort Yukon, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-26°C (-14°F)	10 mm (0.4 inches)	98%	low
February Weather	-25°C (-12°F)	13 mm (0.5 inches)	97%	low
March Weather	-15°C (5°F)	11 mm (0.4 inches)	93%	low
April Weather	-3°C (26°F)	10 mm (0.4 inches)	89%	moderate
May Weather	10°C (50°F)	22 mm (0.9 inches)	83%	moderate
June Weather	18°C (64°F)	27 mm (1.1 inches)	84%	moderate
July Weather	19°C (67°F)	27 mm (1.1 inches)	86%	moderate
August Weather	14°C (57°F)	61 mm (2.4 inches)	90%	moderate
September Weather	7°C (45°F)	30 mm (1.2 inches)	92%	moderate
October Weather	-2°C (28°F)	23 mm (0.9 inches)	98%	low
November Weather	-17°C (2°F)	16 mm (0.6 inches)	100%	low
December Weather	-22°C (-7°F)	20 mm (0.8 inches)	100%	low