Climate Insights for Casco Cove Coast Guard Station

Aleutians West Census Area, Alaska, United States

Hottest
Agosto
11°C peak
Coldest
Febbraio
0°C low
Wettest
Dicembre
149mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Casco Cove Coast Guard Station is cool. The average annual temperature is 5°C and approximately 1219mm of precipitation falls per year. Casco Cove Coast Guard Station receives a notable amount of rainfall throughout the year, including during its driest month. Casco Cove Coast Guard Station is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Agosto, Settembre, Luglio. The coldest months are Febbraio, Gennaio, Marzo, when temperatures can drop to 0°C. Casco Cove Coast Guard Station experiences heavy snowfall, typically from January through December.

Temperature

10° 15° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 2° Average: 1° Min: 0° Feb Max: 2° Average: 1° Min: 0° Mar Max: 2° Average: 1° Min: 1° Apr Max: 3° Average: 2° Min: 2° May Max: 4° Average: 4° Min: 3° Jun Max: 6° Average: 6° Min: 5° Jul Max: 9° Average: 8° Min: 8° Aug Max: 11° Average: 10° Min: 10° Sep Max: 10° Average: 10° Min: 9° Oct Max: 8° Average: 7° Min: 6° Nov Max: 5° Average: 4° Min: 3° Dec Max: 3° Average: 2° Min: 1°
Max
Average
Min

Casco Cove Coast Guard Station sees moderate temperature variation throughout the year, ranging from 0°C to 11°C. Agosto is the warmest month, though highs remain moderate at 11°C with a mean of 10°C. The coldest month is Febbraio, when overnight lows fall to 0°C and the daily average is 1°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows. The sharpest temperature change occurs between October and November, with a 3°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: 116mm Snow: 44mm Feb Precipitation: 123mm Snow: 57mm Mar Precipitation: 98mm Snow: 34mm Apr Precipitation: 89mm Snow: 16mm May Precipitation: 72mm Snow: 4mm Jun Precipitation: 67mm Snow: 0mm Jul Precipitation: 79mm Snow: 0mm Aug Precipitation: 97mm Snow: 0mm Sep Precipitation: 80mm Snow: 0mm Oct Precipitation: 118mm Snow: 0mm Nov Precipitation: 129mm Snow: 13mm Dec Precipitation: 149mm Snow: 51mm
Precipitation
Snow

Casco Cove Coast Guard Station is a fairly wet location, receiving approximately 1219mm of precipitation annually, which averages out to around 102mm per month. The wettest month is December, averaging 149mm of rainfall. November and February also tend to see above-average precipitation. The driest month is June, with just 67mm. That's 82mm less than December, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Casco Cove Coast Guard Station receives heavy snowfall, accumulating around 219cm annually from January through December. The snowiest month is February, with approximately 57cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h 35km/h 40km/h 45km/h 50km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 47km/h Feb Wind Speed: 49km/h Mar Wind Speed: 45km/h Apr Wind Speed: 42km/h May Wind Speed: 35km/h Jun Wind Speed: 30km/h Jul Wind Speed: 27km/h Aug Wind Speed: 30km/h Sep Wind Speed: 36km/h Oct Wind Speed: 44km/h Nov Wind Speed: 48km/h Dec Wind Speed: 50km/h
Wind Speed

Casco Cove Coast Guard Station is very windy, with an average annual wind speed of 40km/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 50km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in July, with average winds dropping to 27km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 23km/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 49km/h in winter, 40km/h in spring, 29km/h in summer, 42km/h in autumn.

Seasons

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

92 days until Summer

It is currently spring in Casco Cove Coast Guard Station, which began on March 20, 2026. Casco Cove Coast Guard 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 Agosto at around 11°C, while the coldest stretch bottoms out in Febbraio near 0°C. Summer is next, beginning on June 21, 2026 — 92 days from now.

Spring

Temperatures range from 1 to 4°C. Precipitation is moderate at around 260mm for the season, averaging 87mm per month. Winds are strong, averaging 40km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 5 to 11°C. Precipitation is moderate at around 243mm for the season, averaging 81mm per month. Winds are strong, averaging 29km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 3 to 10°C. Rainfall is heavy, totalling around 328mm across the season with a monthly average of 109mm. Expect around 14cm of snow accumulation during this period. Winds are strong, averaging 42km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 0 to 3°C. Rainfall is heavy, totalling around 388mm across the season with a monthly average of 129mm. Expect around 151cm of snow accumulation during this period. Winds are strong, averaging 49km/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 Casco Cove Coast Guard 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
0 °C
2 °C
47 km/h
116 mm
44 cm
Feb
0 °C
2 °C
49 km/h
123 mm
57 cm
Mar Current
1 °C
2 °C
45 km/h
98 mm
34 cm
Apr
2 °C
3 °C
42 km/h
89 mm
16 cm
May
3 °C
4 °C
35 km/h
72 mm
4 cm
Jun
5 °C
6 °C
30 km/h
67 mm
0 cm
Jul
8 °C
9 °C
27 km/h
79 mm
0 cm
Aug
10 °C
11 °C
30 km/h
97 mm
0 cm
Sep
9 °C
10 °C
36 km/h
80 mm
0 cm
Oct
6 °C
8 °C
44 km/h
118 mm
0 cm
Nov
3 °C
5 °C
48 km/h
129 mm
13 cm
Dec
1 °C
3 °C
50 km/h
149 mm
51 cm
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Metric (°C, km/h)