Climate Insights for Long Lake Airport

Copper River Census Area, Alaska, United States

Hottest
July
15°C peak
Coldest
January
-16°C low
Wettest
August
169mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Long Lake Airport is cold. The average annual temperature is -2°C and approximately 1311mm of precipitation falls per year. Long Lake Airport receives a notable amount of rainfall throughout the year, including during its driest month. Long Lake 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 -16°C. Long Lake 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: -11° Average: -14° Min: -16° Feb Max: -9° Average: -12° Min: -15° Mar Max: -4° Average: -9° Min: -12° Apr Max: 2° Average: -2° Min: -5° May Max: 8° Average: 3° Min: -1° Jun Max: 12° Average: 8° Min: 4° Jul Max: 15° Average: 11° Min: 7° Aug Max: 13° Average: 9° Min: 6° Sep Max: 9° Average: 4° Min: 1° Oct Max: 1° Average: -3° Min: -5° Nov Max: -7° Average: -10° Min: -13° Dec Max: -9° Average: -11° Min: -13°
Max
Average
Min

Temperatures in Long Lake Airport vary considerably across the year, with a 31°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 15°C with a mean of 11°C. January brings the harshest conditions, with lows dropping to -16°C and an average temperature of -14°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 8°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: 102mm Snow: 100mm Feb Precipitation: 75mm Snow: 75mm Mar Precipitation: 70mm Snow: 66mm Apr Precipitation: 62mm Snow: 53mm May Precipitation: 98mm Snow: 50mm Jun Precipitation: 112mm Snow: 14mm Jul Precipitation: 112mm Snow: 6mm Aug Precipitation: 169mm Snow: 8mm Sep Precipitation: 132mm Snow: 31mm Oct Precipitation: 127mm Snow: 90mm Nov Precipitation: 99mm Snow: 91mm Dec Precipitation: 154mm Snow: 148mm
Precipitation
Snow

Long Lake Airport is a fairly wet location, receiving approximately 1311mm of precipitation annually, which averages out to around 109mm per month. The wettest month is August, averaging 169mm of rainfall. December and September also tend to see above-average precipitation. The driest month is April, with just 62mm. That's 107mm 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. Long Lake Airport receives heavy snowfall, accumulating around 732cm annually from January through December. The snowiest month is December, with approximately 148cm. 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: 1km/h Feb Wind Speed: 1km/h Mar Wind Speed: 1km/h Apr Wind Speed: 1km/h May Wind Speed: 1km/h Jun Wind Speed: 1km/h Jul Wind Speed: 1km/h Aug Wind Speed: 1km/h Sep Wind Speed: 1km/h Oct Wind Speed: 1km/h Nov Wind Speed: 1km/h Dec Wind Speed: 1km/h
Wind Speed

Long Lake Airport is relatively calm, with an average annual wind speed of 1km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 1km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.

Seasons

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

83 days until Autumn

It is currently summer in Long Lake Airport, which began on June 21, 2026. Long Lake 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 15°C, while the coldest stretch bottoms out in January near -16°C. Autumn is next, beginning on September 23, 2026 — 83 days from now.

Spring

Temperatures range from -12 to 8°C. Precipitation is moderate at around 230mm for the season, averaging 77mm per month. Winds are generally light, averaging 1km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 4 to 15°C. Rainfall is heavy, totalling around 393mm across the season with a monthly average of 131mm. Winds are generally light, averaging 1km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -13 to 9°C. Rainfall is heavy, totalling around 358mm across the season with a monthly average of 119mm. Expect around 212cm of snow accumulation during this period. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -16 to -9°C. Rainfall is heavy, totalling around 331mm across the season with a monthly average of 110mm. Expect around 323cm of snow accumulation during this period. Winds are generally light, averaging 1km/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 Long Lake 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
-16 °C
-11 °C
1 km/h
102 mm
100 cm
Feb
-15 °C
-9 °C
1 km/h
75 mm
75 cm
Mar
-12 °C
-4 °C
1 km/h
70 mm
66 cm
Apr
-5 °C
2 °C
1 km/h
62 mm
53 cm
May
-1 °C
8 °C
1 km/h
98 mm
50 cm
Jun
4 °C
12 °C
1 km/h
112 mm
14 cm
Jul Current
7 °C
15 °C
1 km/h
112 mm
6 cm
Aug
6 °C
13 °C
1 km/h
169 mm
8 cm
Sep
1 °C
9 °C
1 km/h
132 mm
31 cm
Oct
-5 °C
1 °C
1 km/h
127 mm
90 cm
Nov
-13 °C
-7 °C
1 km/h
99 mm
91 cm
Dec
-13 °C
-9 °C
1 km/h
154 mm
148 cm
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