Climate Insights for Big Mountain Air Force Station

Lake and Peninsula Borough, Alaska, United States

Hottest
Luglio
16°C peak
Coldest
Gennaio
-8°C low
Wettest
Settembre
137mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Big Mountain Air Force Station is cool. The average annual temperature is 3°C and approximately 1182mm of precipitation falls per year. Big Mountain Air Force Station receives a notable amount of rainfall throughout the year, including during its driest month. Big Mountain Air Force Station is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Luglio, Agosto, Giugno. The coldest months are Gennaio, Marzo, Febbraio, when temperatures can drop to -8°C. Big Mountain Air Force Station experiences heavy snowfall, typically from January through December.

Temperature

-10° -5° 10° 15° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -3° Average: -6° Min: -8° Feb Max: -2° Average: -4° Min: -7° Mar Max: -2° Average: -5° Min: -7° Apr Max: 3° Average: 0° Min: -2° May Max: 8° Average: 6° Min: 3° Jun Max: 14° Average: 11° Min: 8° Jul Max: 16° Average: 13° Min: 11° Aug Max: 15° Average: 12° Min: 10° Sep Max: 11° Average: 9° Min: 7° Oct Max: 6° Average: 4° Min: 2° Nov Max: 0° Average: -2° Min: -4° Dec Max: -2° Average: -4° Min: -6°
Max
Average
Min

Temperatures in Big Mountain Air Force Station vary considerably across the year, with a 24°C difference between the coldest and warmest months. Luglio is the warmest month, though highs remain moderate at 16°C with a mean of 13°C. The coldest month is Gennaio, when overnight lows fall to -8°C and the daily average is -6°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between October and November, with a 6°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: 80mm Snow: 46mm Feb Precipitation: 91mm Snow: 54mm Mar Precipitation: 67mm Snow: 41mm Apr Precipitation: 68mm Snow: 33mm May Precipitation: 78mm Snow: 10mm Jun Precipitation: 62mm Snow: 0mm Jul Precipitation: 113mm Snow: 0mm Aug Precipitation: 123mm Snow: 0mm Sep Precipitation: 137mm Snow: 2mm Oct Precipitation: 122mm Snow: 17mm Nov Precipitation: 105mm Snow: 47mm Dec Precipitation: 135mm Snow: 74mm
Precipitation
Snow

Big Mountain Air Force Station is a moderately rainy area, receiving approximately 1182mm of precipitation annually, which averages out to around 98mm per month. The wettest month is September, averaging 137mm of rainfall. December and August also tend to see above-average precipitation. The driest month is June, with just 62mm. That's 74mm less than September, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Big Mountain Air Force Station receives heavy snowfall, accumulating around 324cm annually from January through December. The snowiest month is December, with approximately 74cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 24km/h Feb Wind Speed: 26km/h Mar Wind Speed: 22km/h Apr Wind Speed: 23km/h May Wind Speed: 24km/h Jun Wind Speed: 21km/h Jul Wind Speed: 19km/h Aug Wind Speed: 21km/h Sep Wind Speed: 23km/h Oct Wind Speed: 26km/h Nov Wind Speed: 26km/h Dec Wind Speed: 27km/h
Wind Speed

Big Mountain Air Force Station is moderately windy, with an average annual wind speed of 24km/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 27km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 19km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 26km/h in winter, 23km/h in spring, 20km/h in summer, 25km/h in autumn.

Seasons

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

1 day until Spring

It is currently winter in Big Mountain Air Force Station, which began on December 21, 2026. Big Mountain Air Force Station 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 Luglio at around 16°C, while the coldest stretch bottoms out in Gennaio near -8°C. Spring is next, beginning on March 20, 2026 — 1 days from now.

Spring

Temperatures range from -7 to 8°C. Precipitation is moderate at around 213mm for the season, averaging 71mm per month. Winds are moderate at around 23km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 8 to 16°C. Precipitation is moderate at around 298mm for the season, averaging 99mm per month. Winds are moderate at around 20km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -4 to 11°C. Rainfall is heavy, totalling around 364mm across the season with a monthly average of 121mm. Expect around 66cm of snow accumulation during this period. Winds are strong, averaging 25km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -8 to -2°C. Rainfall is heavy, totalling around 306mm across the season with a monthly average of 102mm. Expect around 174cm of snow accumulation during this period. Winds are strong, averaging 26km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Monthly Climate Data

The table below shows monthly climate averages for Big Mountain Air Force Station 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
-8 °C
-3 °C
24 km/h
80 mm
46 cm
Feb
-7 °C
-2 °C
26 km/h
91 mm
54 cm
Mar Current
-7 °C
-2 °C
22 km/h
67 mm
41 cm
Apr
-2 °C
3 °C
23 km/h
68 mm
33 cm
May
3 °C
8 °C
24 km/h
78 mm
10 cm
Jun
8 °C
14 °C
21 km/h
62 mm
0 cm
Jul
11 °C
16 °C
19 km/h
113 mm
0 cm
Aug
10 °C
15 °C
21 km/h
123 mm
0 cm
Sep
7 °C
11 °C
23 km/h
137 mm
2 cm
Oct
2 °C
6 °C
26 km/h
122 mm
17 cm
Nov
-4 °C
0 °C
26 km/h
105 mm
47 cm
Dec
-6 °C
-2 °C
27 km/h
135 mm
74 cm
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Metric (°C, km/h)