Climate Insights for Bethel, Bethel Airport

, Alaska, United States

Hottest
Giugno
17°C peak
Coldest
Gennaio
-15°C low
Wettest
Agosto
85mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Bethel, Bethel Airport is cold. The average annual temperature is 1°C and approximately 656mm of precipitation falls per year. Agosto is the wettest month, receiving around 85mm of rainfall. Bethel, Bethel Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Giugno, Luglio, Agosto. The coldest months are Gennaio, Dicembre, Febbraio, when temperatures can drop to -15°C. Snowfall occurs from January to December, with around 132cm accumulating over the season.

Temperature

-20° -10° 10° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -9° Average: -12° Min: -15° Feb Max: -5° Average: -9° Min: -12° Mar Max: -3° Average: -7° Min: -10° Apr Max: 4° Average: 0° Min: -4° May Max: 12° Average: 7° Min: 3° Jun Max: 17° Average: 13° Min: 9° Jul Max: 17° Average: 14° Min: 11° Aug Max: 16° Average: 12° Min: 10° Sep Max: 12° Average: 8° Min: 6° Oct Max: 6° Average: 2° Min: 0° Nov Max: -3° Average: -6° Min: -8° Dec Max: -7° Average: -10° Min: -13°
Max
Average
Min

Temperatures in Bethel, Bethel Airport vary considerably across the year, with a 32°C difference between the coldest and warmest months. Giugno is the warmest month, though highs remain moderate at 17°C with a mean of 13°C. The coldest month is Gennaio, when overnight lows fall to -15°C and the daily average is -12°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 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 29mm Snow: 16mm Feb Precipitation: 52mm Snow: 31mm Mar Precipitation: 41mm Snow: 22mm Apr Precipitation: 35mm Snow: 14mm May Precipitation: 52mm Snow: 2mm Jun Precipitation: 51mm Snow: 0mm Jul Precipitation: 74mm Snow: 0mm Aug Precipitation: 85mm Snow: 0mm Sep Precipitation: 84mm Snow: 0mm Oct Precipitation: 59mm Snow: 5mm Nov Precipitation: 52mm Snow: 18mm Dec Precipitation: 42mm Snow: 23mm
Precipitation
Snow

Bethel, Bethel Airport is a relatively dry area, receiving approximately 656mm of precipitation annually, which averages out to around 55mm per month. The wettest month is August, averaging 85mm of rainfall. September and July also tend to see above-average precipitation. The driest month is January, with just 29mm. That's 57mm 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 132cm accumulating over the season. February typically sees the most snow at around 31cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h 35km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 29km/h Feb Wind Speed: 32km/h Mar Wind Speed: 30km/h Apr Wind Speed: 25km/h May Wind Speed: 22km/h Jun Wind Speed: 19km/h Jul Wind Speed: 20km/h Aug Wind Speed: 22km/h Sep Wind Speed: 23km/h Oct Wind Speed: 24km/h Nov Wind Speed: 24km/h Dec Wind Speed: 28km/h
Wind Speed

Bethel, Bethel Airport is moderately windy, with an average annual wind speed of 25km/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 32km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in June, 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 13km/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 30km/h in winter, 26km/h in spring, 20km/h in summer, 24km/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 Bethel, Bethel Airport, which began on December 21, 2026. Bethel, Bethel 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 Giugno at around 17°C, while the coldest stretch bottoms out in Gennaio near -15°C. Spring is next, beginning on March 20, 2026 — 1 days from now.

Spring

Temperatures range from -10 to 12°C. Rainfall is relatively light, with around 128mm over the season and a monthly average of 43mm. Winds are strong, averaging 26km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 9 to 17°C. Precipitation is moderate at around 210mm for the season, averaging 70mm 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 -8 to 12°C. Precipitation is moderate at around 195mm for the season, averaging 65mm per month. Expect around 24cm of snow accumulation during this period. Winds are moderate at around 24km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -15 to -5°C. Rainfall is relatively light, with around 123mm over the season and a monthly average of 41mm. Expect around 70cm of snow accumulation during this period. Winds are strong, averaging 30km/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 Bethel, Bethel 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
-15 °C
-9 °C
29 km/h
29 mm
16 cm
Feb
-12 °C
-5 °C
32 km/h
52 mm
31 cm
Mar Current
-10 °C
-3 °C
30 km/h
41 mm
22 cm
Apr
-4 °C
4 °C
25 km/h
35 mm
14 cm
May
3 °C
12 °C
22 km/h
52 mm
2 cm
Jun
9 °C
17 °C
19 km/h
51 mm
0 cm
Jul
11 °C
17 °C
20 km/h
74 mm
0 cm
Aug
10 °C
16 °C
22 km/h
85 mm
0 cm
Sep
6 °C
12 °C
23 km/h
84 mm
0 cm
Oct
0 °C
6 °C
24 km/h
59 mm
5 cm
Nov
-8 °C
-3 °C
24 km/h
52 mm
18 cm
Dec
-13 °C
-7 °C
28 km/h
42 mm
23 cm
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Metric (°C, km/h)