Climate Insights for Prospect Creek Airport

Yukon-Koyukuk Census Area, Alaska, United States

Hottest
July
20°C peak
Coldest
January
-24°C low
Wettest
August
115mm rain
Best to Visit
July
Mild temps & low rain

Climate Overview

The climate in Prospect Creek Airport is cold. The average annual temperature is -3°C and approximately 593mm of precipitation falls per year. August is the wettest month, receiving around 115mm of rainfall. Prospect Creek 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, February, December, when temperatures can drop to -24°C. Prospect Creek Airport experiences heavy snowfall, typically from January through December.

Temperature

-30° -20° -10° 10° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -18° Average: -21° Min: -24° Feb Max: -14° Average: -18° Min: -21° Mar Max: -8° Average: -13° Min: -17° Apr Max: 2° Average: -2° Min: -6° May Max: 12° Average: 8° Min: 3° Jun Max: 19° Average: 14° Min: 9° Jul Max: 20° Average: 16° Min: 12° Aug Max: 16° Average: 12° Min: 9° Sep Max: 10° Average: 7° Min: 4° Oct Max: 1° Average: -3° Min: -5° Nov Max: -12° Average: -15° Min: -18° Dec Max: -15° Average: -17° Min: -20°
Max
Average
Min

Prospect Creek Airport has a wide annual temperature range, spanning 44°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 20°C with a mean of 16°C. January brings the harshest conditions, with lows dropping to -24°C and an average temperature of -21°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 12°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm 125mm 150mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 23mm Snow: 23mm Feb Precipitation: 37mm Snow: 37mm Mar Precipitation: 27mm Snow: 26mm Apr Precipitation: 32mm Snow: 19mm May Precipitation: 39mm Snow: 2mm Jun Precipitation: 53mm Snow: 0mm Jul Precipitation: 59mm Snow: 0mm Aug Precipitation: 115mm Snow: 0mm Sep Precipitation: 88mm Snow: 4mm Oct Precipitation: 47mm Snow: 31mm Nov Precipitation: 35mm Snow: 35mm Dec Precipitation: 38mm Snow: 38mm
Precipitation
Snow

Prospect Creek Airport is a relatively dry area, receiving approximately 593mm of precipitation annually, which averages out to around 49mm per month. The wettest month is August, averaging 115mm of rainfall. September and July also tend to see above-average precipitation. The driest month is January, with just 23mm. That's 92mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Prospect Creek Airport receives heavy snowfall, accumulating around 215cm annually from January through December. The snowiest month is December, with approximately 38cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 2km/h Feb Wind Speed: 2km/h Mar Wind Speed: 2km/h Apr Wind Speed: 3km/h May Wind Speed: 2km/h Jun Wind Speed: 2km/h Jul Wind Speed: 2km/h Aug Wind Speed: 2km/h Sep Wind Speed: 2km/h Oct Wind Speed: 2km/h Nov Wind Speed: 2km/h Dec Wind Speed: 2km/h
Wind Speed

Prospect Creek Airport is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

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

76 days until Autumn

It is currently summer in Prospect Creek Airport, which began on June 21, 2026. Prospect Creek 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 20°C, while the coldest stretch bottoms out in January near -24°C. Autumn is next, beginning on September 23, 2026 — 76 days from now.

Spring

Temperatures range from -17 to 12°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Winds are generally light, averaging 2km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 9 to 20°C. Precipitation is moderate at around 228mm for the season, averaging 76mm per month. Winds are generally light, averaging 2km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -18 to 10°C. Precipitation is moderate at around 169mm for the season, averaging 56mm per month. Expect around 70cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -24 to -14°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Expect around 98cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Best Time to Visit

Jan -21°
Feb -18°
Mar -13°
Apr -2°
May
Jun 14°
Jul 16°
Aug 12°
Sep
Oct -3°
Nov -15°
Dec -17°

The best time to visit Prospect Creek Airport is during July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 59mm per month. By contrast, January can be quite cold with temperatures dropping to -24°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Prospect Creek 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
-24 °C
-18 °C
2 km/h
23 mm
23 cm
Feb
-21 °C
-14 °C
2 km/h
37 mm
37 cm
Mar
-17 °C
-8 °C
2 km/h
27 mm
26 cm
Apr
-6 °C
2 °C
3 km/h
32 mm
19 cm
May
3 °C
12 °C
2 km/h
39 mm
2 cm
Jun
9 °C
19 °C
2 km/h
53 mm
0 cm
Jul Current
12 °C
20 °C
2 km/h
59 mm
0 cm
Aug
9 °C
16 °C
2 km/h
115 mm
0 cm
Sep
4 °C
10 °C
2 km/h
88 mm
4 cm
Oct
-5 °C
1 °C
2 km/h
47 mm
31 cm
Nov
-18 °C
-12 °C
2 km/h
35 mm
35 cm
Dec
-20 °C
-15 °C
2 km/h
38 mm
38 cm
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