Climate Insights for Clearwater Airport

South Central Connecticut Planning Region, Alaska, United States

Hottest
July
17°C peak
Coldest
January
-22°C low
Wettest
August
134mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Clearwater Airport is cold. The average annual temperature is -4°C and approximately 736mm of precipitation falls per year. August is the wettest month, receiving around 134mm of rainfall. Clearwater 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, February, December, when temperatures can drop to -22°C. Clearwater Airport experiences heavy snowfall, typically from January through December.

Temperature

-30° -20° -10° 10° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -16° Average: -19° Min: -22° Feb Max: -14° Average: -18° Min: -21° Mar Max: -9° Average: -14° Min: -17° Apr Max: 0° Average: -4° Min: -8° May Max: 9° Average: 5° Min: 0° Jun Max: 15° Average: 11° Min: 6° Jul Max: 17° Average: 12° Min: 9° Aug Max: 14° Average: 10° Min: 6° Sep Max: 8° Average: 4° Min: 1° Oct Max: -1° Average: -5° Min: -8° Nov Max: -12° Average: -15° Min: -18° Dec Max: -14° Average: -17° Min: -20°
Max
Average
Min

Clearwater Airport has a wide annual temperature range, spanning 39°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 17°C with a mean of 12°C. January brings the harshest conditions, with lows dropping to -22°C and an average temperature of -19°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 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: 23mm Snow: 18mm Feb Precipitation: 26mm Snow: 21mm Mar Precipitation: 24mm Snow: 19mm Apr Precipitation: 21mm Snow: 16mm May Precipitation: 54mm Snow: 14mm Jun Precipitation: 99mm Snow: 1mm Jul Precipitation: 109mm Snow: 0mm Aug Precipitation: 134mm Snow: 0mm Sep Precipitation: 108mm Snow: 14mm Oct Precipitation: 57mm Snow: 36mm Nov Precipitation: 40mm Snow: 30mm Dec Precipitation: 41mm Snow: 32mm
Precipitation
Snow

Clearwater Airport is a relatively dry area, receiving approximately 736mm of precipitation annually, which averages out to around 61mm per month. The wettest month is August, averaging 134mm of rainfall. July and September also tend to see above-average precipitation. The driest month is April, with just 21mm. That's 113mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Clearwater Airport receives heavy snowfall, accumulating around 201cm annually from January through December. The snowiest month is October, with approximately 36cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 8km/h Mar Wind Speed: 8km/h Apr Wind Speed: 9km/h May Wind Speed: 12km/h Jun Wind Speed: 12km/h Jul Wind Speed: 12km/h Aug Wind Speed: 13km/h Sep Wind Speed: 12km/h Oct Wind Speed: 10km/h Nov Wind Speed: 8km/h Dec Wind Speed: 8km/h
Wind Speed

Clearwater Airport is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 8km/h in winter, 10km/h in spring, 12km/h in summer, 10km/h in autumn.

Seasons

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

91 days until Summer

It is currently spring in Clearwater Airport, which began on March 20, 2026. Clearwater 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 17°C, while the coldest stretch bottoms out in January near -22°C. Summer is next, beginning on June 21, 2026 — 91 days from now.

Spring

Temperatures range from -17 to 9°C. Rainfall is relatively light, with around 99mm over the season and a monthly average of 33mm. Winds are generally light, averaging 10km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 6 to 17°C. Rainfall is heavy, totalling around 342mm across the season with a monthly average of 114mm. Winds are generally light, averaging 12km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -18 to 8°C. Precipitation is moderate at around 205mm for the season, averaging 68mm per month. Expect around 80cm of snow accumulation during this period. Winds are generally light, averaging 10km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -22 to -14°C. Rainfall is relatively light, with around 90mm over the season and a monthly average of 30mm. Expect around 71cm of snow accumulation during this period. Winds are generally light, averaging 8km/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 Clearwater 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
-22 °C
-16 °C
7 km/h
23 mm
18 cm
Feb
-21 °C
-14 °C
8 km/h
26 mm
21 cm
Mar Current
-17 °C
-9 °C
8 km/h
24 mm
19 cm
Apr
-8 °C
0 °C
9 km/h
21 mm
16 cm
May
0 °C
9 °C
12 km/h
54 mm
14 cm
Jun
6 °C
15 °C
12 km/h
99 mm
1 cm
Jul
9 °C
17 °C
12 km/h
109 mm
0 cm
Aug
6 °C
14 °C
13 km/h
134 mm
0 cm
Sep
1 °C
8 °C
12 km/h
108 mm
14 cm
Oct
-8 °C
-1 °C
10 km/h
57 mm
36 cm
Nov
-18 °C
-12 °C
8 km/h
40 mm
30 cm
Dec
-20 °C
-14 °C
8 km/h
41 mm
32 cm
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Metric (°C, km/h)