Climate Overview
The climate in Koyuk Airport is cold. The average annual temperature is -1°C and approximately 626mm of precipitation falls per year. Koyuk Airport receives a notable amount of rainfall throughout the year, including during its driest month. Koyuk 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. Koyuk Airport experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Koyuk Airport vary considerably across the year, with a 35°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 17°C with a mean of 14°C. January brings the harshest conditions, with lows dropping to -18°C and an average temperature of -16°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between October and November, with a 9°C shift in average temperatures.
Precipitation
Koyuk Airport is a relatively dry area, receiving approximately 626mm of precipitation annually, which averages out to around 52mm per month. The wettest month is August, averaging 95mm of rainfall. September and July also tend to see above-average precipitation. The driest month is January, with just 31mm. That's 64mm 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. Koyuk Airport receives heavy snowfall, accumulating around 225cm annually from January through December. The snowiest month is February, with approximately 44cm. Winter travel should account for significant snow cover.
Wind
Koyuk Airport is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 3km/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
93 days until Autumn
It is currently summer in Koyuk Airport, which began on June 21, 2026. Koyuk 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 17°C, while the coldest stretch bottoms out in January near -18°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from -14 to 11°C. Rainfall is relatively light, with around 117mm over the season and a monthly average of 39mm. Winds are generally light, averaging 3km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 9 to 17°C. Precipitation is moderate at around 207mm for the season, averaging 69mm per month. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -11 to 11°C. Precipitation is moderate at around 183mm for the season, averaging 61mm per month. Expect around 53cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from -18 to -10°C. Rainfall is relatively light, with around 119mm over the season and a monthly average of 40mm. Expect around 112cm of snow accumulation during this period. Winds are generally light, averaging 4km/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 Koyuk 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.
