Climate Insights for Kalskag Airport

Bethel Census Area, Alaska, United States

Hottest
July
19°C peak
Coldest
January
-17°C low
Wettest
August
103mm rain
Best to Visit
July
Mild temps & low rain

Climate Overview

The climate in Kalskag Airport is cold. The average annual temperature is 1°C and approximately 703mm of precipitation falls per year. August is the wettest month, receiving around 103mm of rainfall. Kalskag 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 -17°C. Snowfall occurs from January to December, with around 173cm 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: -14° Min: -17° Feb Max: -6° Average: -10° Min: -13° Mar Max: -4° Average: -8° Min: -11° Apr Max: 7° Average: 2° Min: -2° May Max: 13° Average: 9° Min: 5° Jun Max: 19° Average: 14° Min: 10° Jul Max: 19° Average: 15° Min: 12° Aug Max: 17° Average: 13° Min: 11° Sep Max: 13° Average: 9° Min: 6° Oct Max: 6° Average: 3° Min: 0° Nov Max: -3° Average: -7° Min: -9° Dec Max: -8° Average: -11° Min: -14°
Max
Average
Min

Kalskag 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 19°C with a mean of 15°C. January brings the harshest conditions, with lows dropping to -17°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 March and April, with a 10°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: 24mm Snow: 19mm Feb Precipitation: 46mm Snow: 38mm Mar Precipitation: 39mm Snow: 31mm Apr Precipitation: 35mm Snow: 12mm May Precipitation: 59mm Snow: 2mm Jun Precipitation: 60mm Snow: 0mm Jul Precipitation: 69mm Snow: 0mm Aug Precipitation: 103mm Snow: 0mm Sep Precipitation: 97mm Snow: 0mm Oct Precipitation: 75mm Snow: 7mm Nov Precipitation: 54mm Snow: 34mm Dec Precipitation: 42mm Snow: 31mm
Precipitation
Snow

Kalskag Airport is a relatively dry area, receiving approximately 703mm of precipitation annually, which averages out to around 59mm per month. The wettest month is August, averaging 103mm of rainfall. September and October also tend to see above-average precipitation. The driest month is January, with just 24mm. That's 80mm 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. Snowfall is a regular feature from January to December, with around 173cm accumulating over the season. February typically sees the most snow at around 38cm.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 5km/h Feb Wind Speed: 5km/h Mar Wind Speed: 4km/h Apr Wind Speed: 4km/h May Wind Speed: 3km/h Jun Wind Speed: 3km/h Jul Wind Speed: 3km/h Aug Wind Speed: 3km/h Sep Wind Speed: 4km/h Oct Wind Speed: 4km/h Nov Wind Speed: 4km/h Dec Wind Speed: 4km/h
Wind Speed

Kalskag Airport is relatively calm, with an average annual wind speed of 4km/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 5km/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. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.

Seasons

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

94 days until Autumn

It is currently summer in Kalskag Airport, which began on June 21, 2026. Kalskag 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 19°C, while the coldest stretch bottoms out in January near -17°C. Autumn is next, beginning on September 23, 2026 — 94 days from now.

Spring

Temperatures range from -11 to 13°C. Rainfall is relatively light, with around 133mm over the season and a monthly average of 44mm. Winds are generally light, averaging 4km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 10 to 19°C. Precipitation is moderate at around 231mm for the season, averaging 77mm 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 -9 to 13°C. Precipitation is moderate at around 227mm for the season, averaging 76mm per month. Expect around 41cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -17 to -6°C. Rainfall is relatively light, with around 111mm over the season and a monthly average of 37mm. Expect around 89cm of snow accumulation during this period. Winds are generally light, averaging 5km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Best Time to Visit

Jan -14°
Feb -10°
Mar -8°
Apr
May
Jun 14°
Jul 15°
Aug 13°
Sep
Oct
Nov -7°
Dec -11°

The best time to visit Kalskag Airport is during July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 15°C with modest rainfall averaging 69mm per month. By contrast, January can be quite cold with temperatures dropping to -17°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 Kalskag 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
-17 °C
-11 °C
5 km/h
24 mm
19 cm
Feb
-13 °C
-6 °C
5 km/h
46 mm
38 cm
Mar
-11 °C
-4 °C
4 km/h
39 mm
31 cm
Apr
-2 °C
7 °C
4 km/h
35 mm
12 cm
May
5 °C
13 °C
3 km/h
59 mm
2 cm
Jun Current
10 °C
19 °C
3 km/h
60 mm
0 cm
Jul
12 °C
19 °C
3 km/h
69 mm
0 cm
Aug
11 °C
17 °C
3 km/h
103 mm
0 cm
Sep
6 °C
13 °C
4 km/h
97 mm
0 cm
Oct
0 °C
6 °C
4 km/h
75 mm
7 cm
Nov
-9 °C
-3 °C
4 km/h
54 mm
34 cm
Dec
-14 °C
-8 °C
4 km/h
42 mm
31 cm
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