Climate and monthly weather forecastFort Yukon, AK
Climate and monthly weather forecast
The climate of Fort Yukon
Fort Yukon, situated in the heartland of Alaska, USA, experiences a predominantly Subarctic climate, as classified by the Köppen climate system - marked as Dfc. This classification is mostly defined by severe winters, cool summers and the absence of a dry season. With this in mind, daily weather variations and unique patterns contribute to the overall climate of this region throughout the year.A glance at the climatological parameters reveals an array of weather conditions owing to the location’s diverse features. Typically, weather oscillates from severely cold temperatures at the start and end of the year and gradually warms up, reaching its peak in summer months. Climatic data indicate high temperatures ranging between a chilling -6.3°F (-21.3°C) in January and a comfortable 74.3°F (23.5°C) during July. The low temperatures also vary considerably from a frigid -18°F (-27.8°C) in January gaining warmth to top at 54.7°F (12.6°C) in July.
Fort Yukon experiences recognizable shifts in humidity and rainfall over the year maintaining a consistent rainfall regime with monthly averages from 0.28" (7mm) in February to 1.18" (30mm) in August. Contributing to such metric, the area has standout months with increased rainfall days escalating to 11.7 days in August. However, the snowfall, behaving differently from rainfall, has peak months from December to February while being completely absent in the summer months.
Fort Yukon experiences remarkable hours of daylight which peak during the summer months, specially in June, reaching up to 23.8 hours a day. It is noteworthy how this aspect affects the sunshine hours, which reach a yearly high of 10.9 hours during the month of May. Despite having considerable daylight in summer, June has the least hours of sunshine, amounting to a mere 1 hour a day.
The best time to visit Fort Yukon
Contemplating Fort Yukon's climate, the most agreeable time to explore this Alaskan utopia would be during the summer months. From June to August, average maximum temperatures are fairly warm - from 65.8°F (18.8°C) to 74.3°F (23.5°C). During these months, the sunshine duration increases to more pleasant lengths, reaching up to 10 hours per day in August. With enjoyable temperatures, longer sunny days and relative humidity between 44 to 63%, these months provide the inviting climate suited best for sightseeing or outdoor activities.The worst time to visit Fort Yukon
For a comfortable visit to Fort Yukon, it is advisable to avoid the season of intense cold - winter. The harsh season starts from December and lasts till February. The weather during these months remains severely cold with temperatures plunging down to −18°F (-7.8°C) in January. Snowfall is high during these months, with averages ranging from 2.4" (61mm) to 3.58" (91mm), while daylight hours are grievously reduced to as minimum as 2.6 hours in December.Spring weather in Fort Yukon
Spring in Fort Yukon is observed from March to May. During this season, temperatures start to climb from as low as -4.7°F (-20.4°C) in March to a moderate 57.4°F (14.1°C) by the end of May. With the increase in temperature, the daylight hours also see an ascend, swinging from 11.8 hours in March to an appreciable 19.8 hours in May.Summer weather in Fort Yukon
Summer in Fort Yukon is a period of pleasantly warm temperatures, extended daylight hours and a prolonged shooting of sunlight. Commencing from June and lasting till August, this season experiences a stable maximum temperature ranging from 65.8°F (18.8°C) to 74.3°F (23.5°C). During this span, the town enjoys daylight of over 21 hours making daytime adventures more attractive.Autumn weather in Fort Yukon
Autumn or fall season starts off in September with comfortable weather conditions but gradually cools down by November. Daytime temperatures fall from 50.9°F (10.5°C) in September to the chilly 4.8°F (-15.1°C) by November end. Rainfall increases throughout autumn reaching its yearly high of 1.18" (30mm) in August, while daylight hours reduce sharply from 13.1 hours in September to 5.6 hours in November.Winter weather in Fort Yukon
Winter season in Fort Yukon stretches from December to February. This period is characterized by extreme cold, substantial snowfall and considerably short duration of daylight. The temperature plummets drastically with both high and low averages falling below freezing. With the biting cold and short daylight time, this season presents a more challenging time for visitors.Weather in January
A new year in Fort Yukon, Alaska, begins with the embrace of frosty weather. Cold mornings quickly turn into brisk afternoons with temperatures descending from -6.3°F (-21.3°C) to a chilling trough of -18°F (-27.8°C). Snowfall graces the landscape in abundance, turning the city into a white paradise. Weather in January »Weather in February
Following January's severe frost, February offers only a minor reprieve in frigid weather. The city continues to contend with abundant snowfall and high humidity levels, lending the city a persistent wintry guise. The relentless essence of winter, combined with poor visibility due to snow-covered landscapes, restraints out-of-door activities. Weather in February »Weather in March
By March, the blanket of snow is ever-present. But with mean temperatures inching upwards from -12.6°F (-24.8°C) to -4.7°F (-20.4°C), and daylight hours starting to extend, the arrival of spring makes its subtle signs. Even though the mercury doesn’t rise significantly, the increasing UV Index hints at the impending seasonal change. Weather in March »Weather in April
The breath of spring is now strongly felt in Fort Yukon by April. With temperatures taking a bold leap from -4.7°F (-20.4°C) to 16.2°F (-8.8°C), the snowfall starts a gradual recession. The city begins to come out from its icy shell, with longer days paving way for more daylight activities. Weather in April »Weather in May
The transformation in May is evident; from biting cold to milder climes, the shift in seasons is palpable. As temperatures make their way up from 16.2°F (-8.8°C) to a gentle 39.2°F (4°C), ice gives way to waking flora. Humidity significantly drops to its lowest level for the year, being less than half of what it was in winter. Weather in May »Weather in June
June brings a complete climate reversal from the preceding winter months. The city basks in temperatures soaring as high as 71.6°F (22°C), a mark of the year's warmest weather. Along with the heat, daylight hours extend to a noteworthy peak, offering the longest day length of the year. Weather in June »Weather in July
July sustains the warm trend of June, but peaks with slightly higher temperatures of around 74.3°F (23.5°C), creating a pleasant summertime atmosphere. The city seizes full advantage of the lengthy days and plentiful sunshine, making it an ideal time for holidaying and outdoor activities. Weather in July »Weather in August
August serves as the final act of summer in Fort Yukon, with temperatures beginning to untwist from 74.3°F (23.5°C) to 65.8°F (18.8°C). There is a notable reduction in daylight hours and an increase in cloud coverage, which results in shorter periods of sunshine. Weather in August »Weather in September
With arrival of September, autumn makes its grand entrance, morphing the landscape into hues of gold and amber. The drop in temperature to 50.9°F (10.5°C) is accompanied by diminishing daylight hours. Cool winds, often with rapid gusts, usher in the initial stages of the transforming season. Weather in September »Weather in October
October seals the transition from itinerant fall to winter’s oncoming grasp. With temperatures dropping to 29.3°F (-1.5°C), and snowfall making a more frequent appearance, the onset of winter is undeniable. Shorter days mean reduced sunshine hours and increased reliance on artificial illumination. Weather in October »Weather in November
November foretells winter's advent with temperatures dipping further from 29.3°F (-1.5°C) to a tightening 4.8°F (-15.1°C). The increasingly crisp and frosty ambience pushes wildlife into hibernation and slows down urban activities. Weather in November »Weather in December
December brings the year to a close with a complete return of the winter season. Icy temperatures, ranging from 4.8°F (-15.1°C) to a numbing -2.9°F (-19.4°C), immerse the city fully into a snowy tableau. The month serves a short, sweet daylight window while owning the year's longest stretches of night. Weather in December »Updated: Jul 7, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Fort Yukon, January is the coldest month, with temperatures averaging a high of -6.3°F (-21.3°C) and a low of -18°F (-27.8°C).
The months with the highest humidity are January through March, with an average relative humidity of 96%.
Throughout the year, there are 63.3 rainfall days, and 6.57" (167mm) of precipitation is accumulated.
January through May, September through December are months with snowfall.
In Fort Yukon, during the entire year, snow falls for 96.1 days and aggregates up to 20.63" (524mm) of snow.
The months with the lowest UV index in Fort Yukon are January through March, September through December, with an average maximum UV index of 1.
The month with the least rainfall is February, when the rain falls for 0.6 days and typically collects 0.28" (7mm) of precipitation.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from AKST to AKDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from AKDT to AKST.
May has the longest days of the year, with an average of 19h and 48min of daylight.
With an average of 10.9h of sunshine, May has the most sunshine of the year.
With an average relative humidity of 44%, June is the least humid month.
June through August are months without snowfall.
June has the least sunshine of the year, with an average of 1h of sunshine.
June and July, with an average maximum UV index of 5, are months with the highest UV index.
July, with an average high of 74.3°F (23.5°C) and a low of 54.7°F (12.6°C), signifies the warmest month of the year.
August is the month with the most rainfall. Rain falls for 11.7 days and accumulates 1.18" (30mm) of precipitation.
The month with the most snowfall is November, when snow falls for 13.5 days and typically aggregates up to 3.58" (91mm) of snow.
With an average of 2h and 36min of daylight, December has the shortest days of the year.
Average temperature
Fort Yukon, AK
The warmest month (with the highest average high temperature) is July (74.3°F).
The month with the lowest average high temperature is January (-6.3°F).
The month with the highest average low temperature is July (54.7°F).
The coldest month (with the lowest average low temperature) is January (-18°F).
Average pressure
Fort Yukon, AK
- Average pressure in January:
30.02"Hg - Average pressure in February:
30.03"Hg - Average pressure in March:
29.99"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.8"Hg
- Average pressure in July:
29.85"Hg - Average pressure in August:
29.81"Hg - Average pressure in September:
29.79"Hg - Average pressure in October:
29.85"Hg - Average pressure in November:
29.92"Hg - Average pressure in December:
29.94"Hg
The month with the highest atmospheric pressure is February (30.03"Hg).
The month with the lowest atmospheric pressure is September (29.79"Hg).
Average wind speed
Fort Yukon, AK
- Average wind speed in January:
4.3mph - Average wind speed in February:
4.3mph - Average wind speed in March:
5.2mph - Average wind speed in April:
5.7mph - Average wind speed in May:
6.3mph - Average wind speed in June:
6.5mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6mph - Average wind speed in September:
5.5mph - Average wind speed in October:
5mph - Average wind speed in November:
4.5mph - Average wind speed in December:
4.3mph
The windiest month (with the highest average wind speed) is June (6.5mph).
The calmest months (with the lowest average wind speed) are January, February and December (4.3mph).
Average humidity
Fort Yukon, AK
The months with the highest relative humidity are January, February and March (96%).
The month with the lowest relative humidity is June (44%).
Average rainfall
Fort Yukon, AK
- Average rainfall in January:
0.39" - Average rainfall in February:
0.28" - Average rainfall in March:
0.35" - Average rainfall in April:
0.39" - Average rainfall in May:
0.51" - Average rainfall in June:
0.59"
- Average rainfall in July:
0.67" - Average rainfall in August:
1.18" - Average rainfall in September:
0.71" - Average rainfall in October:
0.59" - Average rainfall in November:
0.47" - Average rainfall in December:
0.43"
The wettest month (with the highest rainfall) is August (1.18").
The driest month (with the least rainfall) is February (0.28").
Average rainfall days
Fort Yukon, AK
- Average rainfall days in January:
1.3 days - Average rainfall days in February:
0.6 days - Average rainfall days in March:
2.8 days - Average rainfall days in April:
6.6 days - Average rainfall days in May:
8 days - Average rainfall days in June:
7 days
- Average rainfall days in July:
9.5 days - Average rainfall days in August:
11.7 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
4.6 days - Average rainfall days in November:
0.9 days - Average rainfall days in December:
0.8 days
The month with the highest number of rainy days is August (11.7 days).
The month with the least rainy days is February (0.6 days).
Average snowfall
Fort Yukon, AK
- Average snowfall in January:
3.03" - Average snowfall in February:
2.4" - Average snowfall in March:
2.68" - Average snowfall in April:
1.69" - Average snowfall in May:
0.43" - Average snowfall in June:
0"
The month with the highest snowfall is November (3.58").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Fort Yukon, AK
- Average snowfall days in January:
14.4 days - Average snowfall days in February:
12.5 days - Average snowfall days in March:
14.9 days - Average snowfall days in April:
12.2 days - Average snowfall days in May:
2.4 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
2.2 days - Average snowfall days in October:
10.5 days - Average snowfall days in November:
13.5 days - Average snowfall days in December:
13.5 days
The month with the highest number of snowfall days is March (14.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Fort Yukon, AK
- Average daylight in January:
4h and 30min - Average daylight in February:
8h and 12min - Average daylight in March:
11h and 48min - Average daylight in April:
15h and 36min - Average daylight in May:
19h and 48min - Average daylight in June:
3h and 0min
- Average daylight in July:
16h and 48min - Average daylight in August:
16h and 54min - Average daylight in September:
13h and 6min - Average daylight in October:
9h and 24min - Average daylight in November:
5h and 36min - Average daylight in December:
2h and 36min
The month with the longest days is May (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 2h and 36min).
- Average sunshine in January:
2h and 0min - Average sunshine in February:
3h and 0min - Average sunshine in March:
3h and 24min - Average sunshine in April:
4h and 24min - Average sunshine in May:
10h and 54min - Average sunshine in June:
1h and 0min
- Average sunshine in July:
8h and 48min - Average sunshine in August:
10h and 0min - Average sunshine in September:
7h and 12min - Average sunshine in October:
4h and 0min - Average sunshine in November:
2h and 30min - Average sunshine in December:
1h and 30min
The month with the most sunshine is May (Average sunshine: 10h and 54min).
The month with the least sunshine is June (Average sunshine: 1h and 0min).
Average sunshine days
Fort Yukon, AK
- Average sunshine days in January:
18.2 days - Average sunshine days in February:
17.6 days - Average sunshine days in March:
17.1 days - Average sunshine days in April:
14.7 days - Average sunshine days in May:
20 days - Average sunshine days in June:
21.4 days
- Average sunshine days in July:
19.8 days - Average sunshine days in August:
17.7 days - Average sunshine days in September:
18.3 days - Average sunshine days in October:
18.3 days - Average sunshine days in November:
18.9 days - Average sunshine days in December:
18.5 days
The month with the most sunshine days is June (21.4 days).
The month with the least sunshine days is April (14.7 days).
Average UV index
Fort Yukon, AK
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, September, October, November and December (UV index 1).
Average cloud cover
Fort Yukon, AK
The month with the most cloud cover is April (Cloud cover 73).
The month with the least cloud cover is June (Cloud cover 34).
Average visibility
Fort Yukon, AK
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (2mi).
