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May Weather in Fort Yukon, United States

Last updated: June 24, 2025

In Fort Yukon, United States, the average temperature in May hovers around 10°C (50°F). Expect a chilly minimum of -7°C (21°F), while the mercury can rise to a pleasant 25°C (78°F). During this month, you can anticipate 22 mm (0.9 in) of precipitation over 5 days, contributing to an average humidity of 83%.

May Temperature in Fort Yukon

In May in Fort Yukon, the average temperature is 10°C (50°F). The maximum can reach 25°C (78°F), and the minimum can be as low as -7°C (21°F). This climate makes Fort Yukon an ideal destination for travelers seeking a mix of mild days and cooler nights.

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

The chart illustrates May 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, May typically has an average temperature of 10°C (50°F), with highs reaching up to 25°C (78°F) and lows dropping to around -7°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec-14-135265064675745282-7
Data source: Temperature data for Fort Yukon generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Fort Yukon

In Fort Yukon in May, the total precipitation amount is 22 mm (0.9 in) spread over a period of 5 days.

May Precipitation Trends in Fort Yukon

The chart displays monthly precipitation patterns in Fort Yukon, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Fort Yukon, May typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec101311102227276130231720
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Fort Yukon

In Fort Yukon in May, humidity is 83%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less comfortable and prompting visitors to seek cozy indoor activities.

May Average Humidity in Fort Yukon

This chart illustrates the average monthly humidity levels in Fort Yukon, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Fort Yukon is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%97%93%89%83%84%86%90%92%99%100%100%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Fort Yukon

In Fort Yukon in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Fort Yukon.

Maximum UV Index Levels in Fort Yukon for May

The chart shows the monthly maximum UV Index (UVI) for Fort Yukon in May, 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 May, the maximum UV index in Fort Yukon typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112355543111
Data source: Fort Yukon May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
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 Weather10°C (50°F)22 mm (0.9 inches)83%moderate
June Weather18°C (64°F)27 mm (1.1 inches)84%moderate
July Weather19°C (67°F)27 mm (1.1 inches)86%moderate
August Weather14°C (57°F)61 mm (2.4 inches)90%moderate
September Weather7°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

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