Climate Insights for Farewell Airport

Yukon-Koyukuk Census Area, Alaska, United States

Hottest
July
18°C peak
Coldest
January
-18°C low
Wettest
August
154mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Farewell Airport is cold. The average annual temperature is -1°C and approximately 814mm of precipitation falls per year. August is the wettest month, receiving around 154mm of rainfall. Farewell Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are January, December, February, when temperatures can drop to -18°C. Snowfall occurs from January to December, with around 191cm accumulating over the season.

Temperature

-20° -10° 10° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -11° Average: -15° Min: -18° Feb Max: -7° Average: -11° Min: -14° Mar Max: -4° Average: -9° Min: -12° Apr Max: 4° Average: -1° Min: -5° May Max: 11° Average: 7° Min: 3° Jun Max: 17° Average: 13° Min: 9° Jul Max: 18° Average: 14° Min: 10° Aug Max: 16° Average: 12° Min: 9° Sep Max: 10° Average: 6° Min: 3° Oct Max: 3° Average: -1° Min: -4° Nov Max: -7° Average: -10° Min: -13° Dec Max: -9° Average: -13° Min: -16°
Max
Average
Min

Farewell Airport has a wide annual temperature range, spanning 36°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 18°C with a mean of 14°C. January brings the harshest conditions, with lows dropping to -18°C and an average temperature of -15°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between October and November, with a 9°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 14mm Snow: 12mm Feb Precipitation: 35mm Snow: 27mm Mar Precipitation: 32mm Snow: 24mm Apr Precipitation: 24mm Snow: 15mm May Precipitation: 42mm Snow: 6mm Jun Precipitation: 99mm Snow: 0mm Jul Precipitation: 153mm Snow: 0mm Aug Precipitation: 154mm Snow: 1mm Sep Precipitation: 110mm Snow: 11mm Oct Precipitation: 61mm Snow: 28mm Nov Precipitation: 51mm Snow: 37mm Dec Precipitation: 39mm Snow: 29mm
Precipitation
Snow

Farewell Airport is a moderately rainy area, receiving approximately 814mm of precipitation annually, which averages out to around 68mm per month. The wettest month is August, averaging 154mm of rainfall. July and September also tend to see above-average precipitation. The driest month is January, with just 14mm. That's 140mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 191cm accumulating over the season. November typically sees the most snow at around 37cm.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 10km/h Feb Wind Speed: 11km/h Mar Wind Speed: 11km/h Apr Wind Speed: 12km/h May Wind Speed: 12km/h Jun Wind Speed: 11km/h Jul Wind Speed: 10km/h Aug Wind Speed: 11km/h Sep Wind Speed: 11km/h Oct Wind Speed: 11km/h Nov Wind Speed: 10km/h Dec Wind Speed: 12km/h
Wind Speed

Farewell Airport is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is May, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

85 days until Summer

It is currently spring in Farewell Airport, which began on March 20, 2026. Farewell Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 18°C, while the coldest stretch bottoms out in January near -18°C. Summer is next, beginning on June 21, 2026 — 85 days from now.

Spring

Temperatures range from -12 to 11°C. Rainfall is relatively light, with around 97mm over the season and a monthly average of 32mm. Winds are generally light, averaging 12km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 9 to 18°C. Rainfall is heavy, totalling around 406mm across the season with a monthly average of 135mm. Winds are generally light, averaging 11km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -13 to 10°C. Precipitation is moderate at around 222mm for the season, averaging 74mm per month. Expect around 77cm of snow accumulation during this period. Winds are generally light, averaging 11km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -18 to -7°C. Rainfall is relatively light, with around 88mm over the season and a monthly average of 29mm. Expect around 67cm of snow accumulation during this period. Winds are generally light, averaging 11km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Monthly Climate Data

The table below shows monthly climate averages for Farewell Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-18 °C
-11 °C
10 km/h
14 mm
12 cm
Feb
-14 °C
-7 °C
11 km/h
35 mm
27 cm
Mar Current
-12 °C
-4 °C
11 km/h
32 mm
24 cm
Apr
-5 °C
4 °C
12 km/h
24 mm
15 cm
May
3 °C
11 °C
12 km/h
42 mm
6 cm
Jun
9 °C
17 °C
11 km/h
99 mm
0 cm
Jul
10 °C
18 °C
10 km/h
153 mm
0 cm
Aug
9 °C
16 °C
11 km/h
154 mm
1 cm
Sep
3 °C
10 °C
11 km/h
110 mm
11 cm
Oct
-4 °C
3 °C
11 km/h
61 mm
28 cm
Nov
-13 °C
-7 °C
10 km/h
51 mm
37 cm
Dec
-16 °C
-9 °C
12 km/h
39 mm
29 cm
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Metric (°C, km/h)