Climate Insights for Glacier Creek Airport

Copper River Census Area, Alaska, United States

Hottest
July
11°C peak
Coldest
January
-18°C low
Wettest
August
168mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Glacier Creek Airport is cold. The average annual temperature is -6°C and approximately 1082mm of precipitation falls per year. Glacier Creek Airport receives a notable amount of rainfall throughout the year, including during its driest month. Glacier Creek Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to -18°C. Glacier Creek Airport experiences heavy snowfall, typically from January through December.

Temperature

-20° -10° 10° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -12° Average: -15° Min: -18° Feb Max: -11° Average: -15° Min: -18° Mar Max: -10° Average: -14° Min: -17° Apr Max: -4° Average: -8° Min: -11° May Max: 2° Average: -1° Min: -4° Jun Max: 7° Average: 3° Min: 0° Jul Max: 11° Average: 7° Min: 4° Aug Max: 9° Average: 5° Min: 2° Sep Max: 3° Average: -1° Min: -4° Oct Max: -5° Average: -8° Min: -11° Nov Max: -11° Average: -14° Min: -17° Dec Max: -11° Average: -14° Min: -17°
Max
Average
Min

Temperatures in Glacier Creek Airport vary considerably across the year, with a 29°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 11°C with a mean of 7°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 September and October, with a 7°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: 65mm Snow: 49mm Feb Precipitation: 58mm Snow: 44mm Mar Precipitation: 57mm Snow: 43mm Apr Precipitation: 35mm Snow: 27mm May Precipitation: 70mm Snow: 47mm Jun Precipitation: 99mm Snow: 31mm Jul Precipitation: 136mm Snow: 13mm Aug Precipitation: 168mm Snow: 23mm Sep Precipitation: 126mm Snow: 56mm Oct Precipitation: 105mm Snow: 71mm Nov Precipitation: 71mm Snow: 53mm Dec Precipitation: 92mm Snow: 68mm
Precipitation
Snow

Glacier Creek Airport is a moderately rainy area, receiving approximately 1082mm of precipitation annually, which averages out to around 90mm per month. The wettest month is August, averaging 168mm of rainfall. July and September also tend to see above-average precipitation. The driest month is April, with just 35mm. That's 133mm 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. Glacier Creek Airport receives heavy snowfall, accumulating around 525cm annually from January through December. The snowiest month is October, with approximately 71cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 6km/h Feb Wind Speed: 6km/h Mar Wind Speed: 6km/h Apr Wind Speed: 5km/h May Wind Speed: 5km/h Jun Wind Speed: 5km/h Jul Wind Speed: 6km/h Aug Wind Speed: 7km/h Sep Wind Speed: 6km/h Oct Wind Speed: 5km/h Nov Wind Speed: 6km/h Dec Wind Speed: 6km/h
Wind Speed

Glacier Creek Airport is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 5km/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

84 days until Summer

It is currently spring in Glacier Creek Airport, which began on March 20, 2026. Glacier 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 11°C, while the coldest stretch bottoms out in January near -18°C. Summer is next, beginning on June 21, 2026 — 84 days from now.

Spring

Temperatures range from -17 to 2°C. Precipitation is moderate at around 162mm for the season, averaging 54mm per month. Winds are generally light, averaging 5km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 0 to 11°C. Rainfall is heavy, totalling around 403mm across the season with a monthly average of 134mm. Winds are generally light, averaging 6km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -17 to 3°C. Rainfall is heavy, totalling around 302mm across the season with a monthly average of 101mm. Expect around 180cm of snow accumulation during this period. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -18 to -11°C. Precipitation is moderate at around 215mm for the season, averaging 72mm per month. Expect around 160cm of snow accumulation during this period. Winds are generally light, averaging 6km/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 Glacier 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
-18 °C
-12 °C
6 km/h
65 mm
49 cm
Feb
-18 °C
-11 °C
6 km/h
58 mm
44 cm
Mar Current
-17 °C
-10 °C
6 km/h
57 mm
43 cm
Apr
-11 °C
-4 °C
5 km/h
35 mm
27 cm
May
-4 °C
2 °C
5 km/h
70 mm
47 cm
Jun
0 °C
7 °C
5 km/h
99 mm
31 cm
Jul
4 °C
11 °C
6 km/h
136 mm
13 cm
Aug
2 °C
9 °C
7 km/h
168 mm
23 cm
Sep
-4 °C
3 °C
6 km/h
126 mm
56 cm
Oct
-11 °C
-5 °C
5 km/h
105 mm
71 cm
Nov
-17 °C
-11 °C
6 km/h
71 mm
53 cm
Dec
-17 °C
-11 °C
6 km/h
92 mm
68 cm
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Metric (°C, km/h)