Climate Insights for Saint Paul Island Airport

Aleutians West Census Area, Alaska, United States

Hottest
August
11°C peak
Coldest
March
-1°C low
Wettest
October
123mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Saint Paul Island Airport is cool. The average annual temperature is 4°C and approximately 914mm of precipitation falls per year. Saint Paul Island Airport receives a notable amount of rainfall throughout the year, including during its driest month. Saint Paul Island Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, September, July. The coldest months are March, January, February, when temperatures can drop to -1°C. Snowfall occurs from January to December, with around 193cm accumulating over the season.

Temperature

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

Saint Paul Island Airport sees moderate temperature variation throughout the year, ranging from -1°C to 11°C. August is the warmest month, though highs remain moderate at 11°C with a mean of 10°C. The coldest month is March, when overnight lows fall to -1°C and the daily average is 0°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows. The sharpest temperature change occurs between May and June, 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: 72mm Snow: 43mm Feb Precipitation: 77mm Snow: 33mm Mar Precipitation: 61mm Snow: 34mm Apr Precipitation: 44mm Snow: 13mm May Precipitation: 49mm Snow: 4mm Jun Precipitation: 36mm Snow: 0mm Jul Precipitation: 64mm Snow: 0mm Aug Precipitation: 85mm Snow: 0mm Sep Precipitation: 81mm Snow: 0mm Oct Precipitation: 123mm Snow: 2mm Nov Precipitation: 120mm Snow: 18mm Dec Precipitation: 102mm Snow: 46mm
Precipitation
Snow

Saint Paul Island Airport is a moderately rainy area, receiving approximately 914mm of precipitation annually, which averages out to around 76mm per month. The wettest month is October, averaging 123mm of rainfall. November and December also tend to see above-average precipitation. The driest month is June, with just 36mm. That's 87mm less than October, 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 193cm accumulating over the season. December typically sees the most snow at around 46cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 9km/h Feb Wind Speed: 10km/h Mar Wind Speed: 9km/h Apr Wind Speed: 8km/h May Wind Speed: 7km/h Jun Wind Speed: 6km/h Jul Wind Speed: 6km/h Aug Wind Speed: 7km/h Sep Wind Speed: 8km/h Oct Wind Speed: 9km/h Nov Wind Speed: 10km/h Dec Wind Speed: 10km/h
Wind Speed

Saint Paul Island Airport is relatively calm, with an average annual wind speed of 8km/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 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/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 10km/h in winter, 8km/h in spring, 6km/h in summer, 9km/h in autumn.

Seasons

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

74 days until Autumn

It is currently summer in Saint Paul Island Airport, which began on June 21, 2026. Saint Paul Island 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 August at around 11°C, while the coldest stretch bottoms out in March near -1°C. Autumn is next, beginning on September 23, 2026 — 74 days from now.

Spring

Temperatures range from -1 to 4°C. Precipitation is moderate at around 154mm for the season, averaging 51mm per month. Winds are generally light, averaging 8km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 6 to 11°C. Precipitation is moderate at around 186mm for the season, averaging 62mm per month. Winds are generally light, averaging 6km/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 324mm across the season with a monthly average of 108mm. Expect around 20cm of snow accumulation during this period. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -1 to 2°C. Precipitation is moderate at around 250mm for the season, averaging 83mm per month. Expect around 121cm of snow accumulation during this period. Winds are generally light, averaging 10km/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 Saint Paul Island 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
-1 °C
1 °C
9 km/h
72 mm
43 cm
Feb
-1 °C
2 °C
10 km/h
77 mm
33 cm
Mar
-1 °C
1 °C
9 km/h
61 mm
34 cm
Apr
0 °C
2 °C
8 km/h
44 mm
13 cm
May
3 °C
4 °C
7 km/h
49 mm
4 cm
Jun
6 °C
7 °C
6 km/h
36 mm
0 cm
Jul Current
9 °C
9 °C
6 km/h
64 mm
0 cm
Aug
10 °C
11 °C
7 km/h
85 mm
0 cm
Sep
9 °C
10 °C
8 km/h
81 mm
0 cm
Oct
6 °C
7 °C
9 km/h
123 mm
2 cm
Nov
3 °C
5 °C
10 km/h
120 mm
18 cm
Dec
1 °C
2 °C
10 km/h
102 mm
46 cm
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