Climate and monthly weather forecastKlawock, AK
Climate and monthly weather forecast
The climate of Klawock
Klawock, Alaska, in the USA, is primarily under the influence of a Marine west coast climate, known as Warm Summer (Cfb) under the Köppen climate classification. A blend of moderate temperatures and relatively high humidity define its general atmospheric conditions. During any given year, temperatures range from 30.2°F (-1°C) to 60.4°F (15.8°C), with average relative humidity percentages remaining between 84 and 90%.Throughout the year, Klawock illustrates a notable variation in climatic parameters. Rainfall, for instance, sees wide spread between the high of 8.03" (204mm) in November and the low of 2.83" (72mm) in May. Rainfall days are fairly consistent, fluctuating from 14.8 days to 22.5 days a month. Snowfall is substantial from December to March, reaching up to 10.35" (263mm) in March, but is absent from May to October. The visibility is around 5 miles during most of the year, while the wind speed generally oscillates from 4.8mph (7.7km/h) to 8.5mph (13.7km/h).
A unique characteristic of the region is its extensive daylight hours in summer, reaching a significant 17.4 hours in June, in stark contrast to the 7.2 hours during winter months. The UV index remains low but hits a yearly high of 4 from July to August.
The best time to visit Klawock
The ideal time to explore Klawock can be pegged to the summer months from May to August when the temperatures hover between 41°F (5°C) to 60.4°F (15.8°C). These months are amply illuminated with 14.2 to 17.4 daylight hours, making outdoor activities all the more enjoyable. The UV index is at its highest, touching 4, indicating a favorable time for sunbathing. Furthermore, May registers a year’s lowest rainfall of 2.83" (72mm), resulting in relatively dry conditions for outdoor explorations.The worst time to visit Klawock
Heading to Klawock during winter months from November to February can be quite challenging due to the climatic conditions. During this period, temperatures sink to their yearly low from 30.2°F (-1°C) to 37.2°F (2.9°C), with the precipitation reaching a peak of 8.03" (204mm) in November. The amount of daylight is limited to a low of 7.2 hours, making sightseeing rather restrictive.Spring weather in Klawock
Spring in Klawock is a tumultuous blend of changing weather. The atmosphere begins a transition phase from the cold of winter, resulting in temperatures from 35.8°F (2.1°C) to 53.1°F (11.7°C). While rainfall is marginally high, snowfall starts to decrease, with March witnessing 10.35" (263mm) of snowfall, but no snow recorded in May. The period brings a decent increase in daylight hours from 11.9 to 16.3 hours.Summer weather in Klawock
Summer in Klawock brings warm temperatures, oscillating between 44.6°F (7°C) and 60.4°F (15.8°C), providing a sociable backdrop for outdoor activities. The period from June to August offers prolonged daylight, peaking at a high of 17.4 hours in June. Rainfall observes an uptick to a maximum of 5.24" (133mm) in August, while summers are free from snowfall.Autumn weather in Klawock
As autumn unfolds in Klawock, the temperatures start to descend, marking a range of 31.8°F (-0.1°C) in November to 56.5°F (13.6°C) in September. The period is characterized by extensive precipitation, accumulating a substantial 8.03" (204mm) in November. The daylight hours also decrease to a low of 8.3 hours in November.Winter weather in Klawock
The weather in Klawock takes a chilly turn during winter, with temperatures plummeting from 31.8°F (-0.1°C) in January to 37°F (2.8°C) in December. December to February witnesses a significant consistency in cold temperatures, making it the coldest span during the year. During December, rainfall and snowfall are relatively high, with recorded figures of 7.48" (190mm) and 3.5" (89mm), respectively. The amount of daylight is the lowest in a year, with a minimum of 7.2 hours in December.Weather in January
January encompasses the coldest period, frequently visiting temperatures are 31.8°F (-0.1°C) to 37°F (2.8°C). The characteristic winter weather prevails, bathing Klawock, Alaska in serene splendor under the snow. City residents experience plentiful cloud cover, as the city's backdrop displays a light duvet of snow. Weather in January »Weather in February
As the next alum of winter, February brings Klawock slight relief with the weather conservatively warming to 30.2°F (-1°C) to 37.2°F (2.9°C). The city continues to find itself encapsulated by clusters of snow clouds. Snowfall persists yet decreases compared to January, suggesting a slow approach towards spring. Weather in February »Weather in March
The city of Klawock ushers in the spring season in March with temperatures ascending to 31.8°F (-0.1°C) to 40.8°F (4.9°C). Although remnants of snow still linger, March shows signs of spring's awakening with an increase in daylight hours. Weather in March »Weather in April
The full spring transitions in April and Klawock contends with temperatures from 35.8°F (2.1°C) to 45.7°F (7.6°C). Albeit a reduction in snowfall, the city still contends with high precipitation. Nevertheless, these rain showers lay the groundwork for the flourishing of flora around the city. Weather in April »Weather in May
In May, Klawock experiences a noticeable shift towards summer, with the temperature range soaring to 41°F (5°C) to 53.1°F (11.7°C). The city enjoys the highest UV index hitherto and longer daylight hours, signifying brighter days ahead. Weather in May »Weather in June
June signals the onset of summer in Klawock, with temperatures fluctuating between 44.6°F (7°C) and 56.5°F (13.6°C). Klawock becomes a gallery of blooming flowers and thriving greens, surrounded by clear skies and plentiful sunshine. Weather in June »Weather in July
July witnesses the peak of summer, with temperatures escalating to 48.9°F (9.4°C) to 60.4°F (15.8°C), the highest in Klawock. The city is treated to ample daylight hours, perfect for beachgoers and spectators of the natural Alaskan beauty. Weather in July »Weather in August
In August, the weather remains stable with temperatures straddling from 49.8°F (9.9°C) to 60.4°F (15.8°C). This culmination of summer yields the final bouts of the city's longest daylight hours. Nevertheless, the month experiences a significant rise in rainfall. Weather in August »Weather in September
Transitional weather is remarked again in September, denoting the inception of fall, with temperatures retreating to 46.9°F (8.3°C) to 56.5°F (13.6°C). Klawock enters the period of fall, experiencing shorter daylight hours and a slight increase in wind gust speed. Weather in September »Weather in October
October witnesses a continuation of autumn in Klawock, as temperatures further fall from 41.2°F (5.1°C)-48.6°F (-44.8°C). Fall's impact on the city grows more distinct, mirrored in the changing landscapes. Despite the shortening daylight hours and increased wind gusts, a comforting serenity shrouds the city. Weather in October »Weather in November
November marks winter's early stages in Klawock - visible in temperatures dipping to 36°F (2.2°C) and peaking at 41°F (5°C). A moderate increase in snowfall can be noticed, signaling the approaching winter. With reduced daylight hours, signs of the impending frigid season become more prominent. Weather in November »Weather in December
December marks winter in full swing, with temperatures oscillating from 31.3°F (-0.4°C) to 36.5°F (2.5°C). The city of Klawock, under shorter daylight hours, mimics the serene ambience of classic winter wonder. As the year winds down, the town settles into the winter slumber, painted in shades of frost and snow. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Klawock, AK
The warmest months (with the highest average high temperature) are July and August (60.4°F).
The month with the lowest average high temperature is December (36.5°F).
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is February (30.2°F).
Average pressure
Klawock, AK
- Average pressure in January:
29.8"Hg - Average pressure in February:
29.91"Hg - Average pressure in March:
29.82"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.99"Hg
- Average pressure in July:
30.06"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
29.91"Hg - Average pressure in October:
29.85"Hg - Average pressure in November:
29.77"Hg - Average pressure in December:
29.83"Hg
The month with the highest atmospheric pressure is July (30.06"Hg).
The month with the lowest atmospheric pressure is November (29.77"Hg).
Average wind speed
Klawock, AK
- Average wind speed in January:
8.5mph - Average wind speed in February:
7.4mph - Average wind speed in March:
7.1mph - Average wind speed in April:
6.7mph - Average wind speed in May:
5.4mph - Average wind speed in June:
5.2mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
5.1mph - Average wind speed in September:
6.2mph - Average wind speed in October:
7mph - Average wind speed in November:
7.9mph - Average wind speed in December:
7.6mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity
Klawock, AK
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are March and May (84%).
Average rainfall
Klawock, AK
- Average rainfall in January:
7.95" - Average rainfall in February:
5.31" - Average rainfall in March:
5.12" - Average rainfall in April:
5.28" - Average rainfall in May:
2.83" - Average rainfall in June:
3.5"
- Average rainfall in July:
3.78" - Average rainfall in August:
5.24" - Average rainfall in September:
6.02" - Average rainfall in October:
7.28" - Average rainfall in November:
8.03" - Average rainfall in December:
7.48"
The wettest month (with the highest rainfall) is November (8.03").
The driest month (with the least rainfall) is May (2.83").
Average rainfall days
Klawock, AK
- Average rainfall days in January:
20.1 days - Average rainfall days in February:
14.8 days - Average rainfall days in March:
17.4 days - Average rainfall days in April:
21.1 days - Average rainfall days in May:
18.1 days - Average rainfall days in June:
19.4 days
- Average rainfall days in July:
18.8 days - Average rainfall days in August:
19.3 days - Average rainfall days in September:
19.4 days - Average rainfall days in October:
21.3 days - Average rainfall days in November:
22.5 days - Average rainfall days in December:
19.5 days
The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is February (14.8 days).
Average snowfall
Klawock, AK
The month with the highest snowfall is March (10.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Klawock, AK
- Average snowfall days in January:
7.2 days - Average snowfall days in February:
7.3 days - Average snowfall days in March:
10.3 days - Average snowfall days in April:
2.4 days - Average snowfall days in May:
0.2 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
3.6 days - Average snowfall days in December:
6.2 days
The month with the highest number of snowfall days is March (10.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Klawock, AK
- Average daylight in January:
7h and 48min - Average daylight in February:
9h and 42min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 12min - Average daylight in May:
16h and 18min - Average daylight in June:
17h and 24min
- Average daylight in July:
16h and 48min - Average daylight in August:
14h and 54min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 24min - Average daylight in November:
8h and 18min - Average daylight in December:
7h and 12min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).
- Average sunshine in January:
2h and 36min - Average sunshine in February:
3h and 18min - Average sunshine in March:
4h and 6min - Average sunshine in April:
4h and 54min - Average sunshine in May:
5h and 42min - Average sunshine in June:
5h and 0min
- Average sunshine in July:
5h and 12min - Average sunshine in August:
5h and 36min - Average sunshine in September:
5h and 42min - Average sunshine in October:
3h and 36min - Average sunshine in November:
2h and 54min - Average sunshine in December:
3h and 0min
The months with the most sunshine are May and September (Average sunshine: 5h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days
Klawock, AK
- Average sunshine days in January:
7.2 days - Average sunshine days in February:
9.5 days - Average sunshine days in March:
7.6 days - Average sunshine days in April:
7.5 days - Average sunshine days in May:
11 days - Average sunshine days in June:
8.6 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
10.4 days - Average sunshine days in September:
9.8 days - Average sunshine days in October:
8.2 days - Average sunshine days in November:
5.3 days - Average sunshine days in December:
7.9 days
The month with the most sunshine days is July (11.1 days).
The month with the least sunshine days is November (5.3 days).
Average UV index
Klawock, AK
The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover
Klawock, AK
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is September (Cloud cover 62).
Average visibility
Klawock, AK
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (5mi).
The months with the lowest visibility are July and August (4mi).





