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Contents
- The climate of Kodiak
- The best time to visit Kodiak
- The worst time to visit Kodiak
- Spring weather in Kodiak
- Summer weather in Kodiak
- Autumn weather in Kodiak
- Winter weather in Kodiak
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Natural forests, mountains, and distant hill ranges surrounding the small town of Kodiak in Alaska
Climate and monthly weather forecast
The climate of Kodiak
Kodiak, Alaska, falls under the Dfc Köppen climate classification, a category marked by severe winters, cool summers, and no dry season. Positioned in the subarctic zone, the city witnesses a fascinating and varied climate throughout the year. The yearly temperature ranges from a low average of 30.7°F (-0.7°C) in January to a high average of 57.6°F (14.2°C) in August. Relatively high humidity prevails all year round, peaking at 86% in July.
Patterns of precipitation demonstrate significant seasonal changes. Rainfall, with an annual average ranging from 1.85" (47mm) in July to 4.53" (115mm) in November, is prevalent all year. Kodiak also experiences snowfall between October and April, with the highest snowfall measures 3.15" (80mm) in March.
Throughout the year, Kodiak faces high wind speeds, ranging from 7.8mph (12.6km/h) in July to 14.2mph (22.9km/h) in December. Despite the generally cloudy weather, with a yearly cloud coverage ranging from 52% in September to 63% in January, the city also enjoys a generous amount of sunshine. The sunshine duration varies from 2.6 hours in December and January to 8.6 hours in July.
Patterns of precipitation demonstrate significant seasonal changes. Rainfall, with an annual average ranging from 1.85" (47mm) in July to 4.53" (115mm) in November, is prevalent all year. Kodiak also experiences snowfall between October and April, with the highest snowfall measures 3.15" (80mm) in March.
Throughout the year, Kodiak faces high wind speeds, ranging from 7.8mph (12.6km/h) in July to 14.2mph (22.9km/h) in December. Despite the generally cloudy weather, with a yearly cloud coverage ranging from 52% in September to 63% in January, the city also enjoys a generous amount of sunshine. The sunshine duration varies from 2.6 hours in December and January to 8.6 hours in July.
The best time to visit Kodiak
Considering the climate data, the ideal time to visit Kodiak largely depends on the preferred activities of visitors. However, June through September is often recommended due to the comfortable average high temperature ranging from 51.4°F (10.8°C) in June to 57.6°F (14.2°C) in August and comparatively less rainy days. The longer daylight hours, ranging from 16.7 hours in May to 17.3 hours in July, offer extended time for outdoor activities.
The worst time to visit Kodiak
The colder months from December to February present significant challenges for visitors. During this period, temperatures drop to an average low of 30.7°F (-0.7°C) in January with high relative humidity of 83% in January & December. These months also record increased snowfall with averages from 2.52" (64mm) in December to 2.64" (67mm) in February. Coupled with the shorter daylight hours, specifically 6.6 hours in December, outdoor activities are significantly limited.
Spring weather in Kodiak
During spring, from March to May, Kodiak undergoes a gradual transition. The average temperature rises from 35.8°F (2.1°C) in March to 45.3°F (7.4°C) in May. Relative humidity stays fairly consistent around 82% from March to May, while daylight hours increase substantially from 11.9 hours in March to 16.7 hours in May. Rainfall averages from 2.36" (60mm) in March to 2.72" (69mm) in May, as the last traces of winter snowfall disappear by May.
Summer weather in Kodiak
From June to August, Kodiak experiences its warmest months. The temperature reaches a peak of 57.6°F (14.2°C) in August, while the sea water temperature rises to 52.3°F (11.3°C) in July and 53.4°F (11.9°C) in August. The city sees minimum average wind speeds of 7.8mph (12.6km/h) in July, and the rainiest days decrease from 12.8 in June to the yearly low of 14.1 in July. Long daylight hours from 18 hours in June to 17.3 hours in July, coupled with increased sunshine hours, make summer an inviting season in Kodiak.
Autumn weather in Kodiak
Autumn in Kodiak, spanning from September to November, then witnesses a steady decline in temperature from 53.1°F (11.7°C) in September to 39.9°F (4.4°C) in November. The sea temperature also declines from 51.1°F (10.6°C) in September to 44.1°F (6.7°C) in November. Though the daylight hours shorten from 12.8hours in September to 8 hours in November, rain becomes more frequent, reaching a peak in November with 4.53" (115mm).
Winter weather in Kodiak
As winter sets in, December through February sees a further drop in temperature, reaching a minimum average of 30.7°F (-0.7°C) in January. The city experiences its highest snowfall from 2.52" (64mm) in December to 2.64" (67mm) in February. The wind speed maintains an average high from 13.9mph (22.4km/h) in December to 14.2mph (22.9km/h) in February. The sea temperature drops to its yearly low of 39.5°F (4.2°C) in February. But despite these harsh conditions, winter presents a distinct serene beauty unique to Kodiak.
Weather in January
Kodiak, Alaska's weather in January presents a wintry picture complete with snowfall and low temperatures; marking the start of a prominent winter season. There's a noticeable transition from December as both the high and low mercury readings drop to 35.4°F (1.9°C) and 30.7°F (-0.7°C) respectively. Weather in January »
Weather in February
In February, the Kodiak weather plays with slightly warmer temperatures, rising marginally from January. February days have a slightly longer daylight duration, inviting more outdoor activities across the city. This month experiences fewer rainfall days and average rainfall measures a lower 2.8" (71mm). Weather in February »
Weather in March
The Kodiak weather begins to show signs of spring in March. The mercury rises in comparison to February with daily temperatures becoming more comfortable. This month observes an increase in daylight and sunshine, with residents starting to feel the arrival of spring. Weather in March »
Weather in April
In Kodiak, the Alaska weather in April brings a profound shift towards spring conditions. The average temperature, daylight hours, and sunshine duration increase considerably compared to March. However, April brings the highest number of rainfall days with an average of 15.1 days. Weather in April »
Weather in May
May showcases the Kodiak weather transitioning fully into the spring season, with warmer temperatures, extended daylight hours, and an abundance of sunshine. In May, the weather becomes markedly warmer compared to April, and snowfall gives way to rainfall. Weather in May »
Weather in June
In June, the Kodiak, Alaska weather takes a leap towards summer. June marks a considerable change from May, bringing warmer temperatures, lengthier daylight hours, and less rainfall. The onset of summer is a season of constant light, with the city experiencing the longest daylight hours annually. Weather in June »
Weather in July
July ushers in the peak of summer in Kodiak, Alaska’s weather cycle. There's a noticeable shift in weather from June, offering higher temperatures, constant sunshine, and a reduced cloud cover. The month is characterized by the warmest sea temperatures of the year which tempt locals and tourists to the coast. Weather in July »
Weather in August
August in Kodiak holds onto the tempo of summer weather, despite slight changes in temperature and rainfall from July. This month holds the distinction of the highest average temperatures, offering relief to the residents from the otherwise chilly conditions. Weather in August »
Weather in September
The Kodiak, Alaska weather in September, presents an interplay of summer and autumn, with temperature and rainfall changes becoming more noticeable. A significant change from August's weather is the decrease in daylight hours, indicating the onset of autumn. Weather in September »
Weather in October
October embodies the essence of autumn in Kodiak’s weather repertoire. Compared to September, this month sees a major decrease in temperature, telling the start of a cooling trend. Kodiak continues to witness longer rainfall hours, even after the fairly high September rainfall. Weather in October »
Weather in November
The Kodiak weather in November takes a profound turn towards winter. November’s characteristic weather change from October is the drop in both average temperatures and sea temperatures. The weather in November observes a shift from rainfall to snowfall, setting the city for its yearly snowy season. Weather in November »
Weather in December
Weather in Kodiak, Alaska for December marks the onset of the winter season. December sees a steady drop in temperature, compared to November and is characterized by increased snowfall days. Despite the freezing weather, December maintains high humidity levels, similar to the previous month. Weather in December »
Updated: Jun 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
January, on average, is the coldest month, registering a high temperature of 35.4°F (1.9°C) and a low of 30.7°F (-0.7°C).
How many days does it rain?
In Kodiak, during the entire year, the rain falls for 171.2 days and collects up to 37.32" (948mm) of precipitation.
When does it snow?
January through May, September through December are months with snowfall.
How many days does it snow?
In Kodiak, during the entire year, snow falls for 35.1 days and aggregates up to 13.74" (349mm) of snow.
What is the month with the least sunshine?
January and December, with an average of 2.6h of sunshine, are months with the least sunshine.
What is the month with the lowest UV index?
January is the month with the lowest UV index, with an average maximum UV index of 1.
What is the least humid month?
March and November, with an average relative humidity of 80%, are the least humid months.
When does it snow the most?
The month with the most snowfall is March, when snow falls for 8.5 days and typically aggregates up to 3.15" (80mm) of snow.
What is the month with the coldest ocean?
The month with the coldest seawater is March, with an average ocean temperature of 39.6°F (4.2°C).
When is Daylight Saving Time (DST) in Kodiak?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from AKST to AKDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from AKDT to AKST.
When it does not snow?
June through August are months without snowfall.
When are the longest days?
The month with the longest days is June, with an average of 18h and 0min of daylight.
What is the month with the highest UV index?
June through September, with an average maximum UV index of 3, are months with the highest UV index.
What is the most humid month?
The most humid month is July, with an average relative humidity of 86%.
What is the driest month?
The month with the least rainfall is July, when the rain falls for 14.1 days and typically collects 1.85" (47mm) of precipitation.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 8.3h of sunshine.
What month is the hottest?
August stands out as Kodiak's warmest month, with temperatures ranging between an average high of 57.6°F (14.2°C) and a low of 50.7°F (10.4°C).
What month is the ocean warmest?
The month with the warmest seawater is August, with an average ocean temperature of 53.4°F (11.9°C).
What is the wettest month?
The months with the most rainfall are October and November, with an average 4.53" (115mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 6h and 36min of daylight.
Average temperature
Kodiak, AK
The warmest month (with the highest average high temperature) is August (57.6°F).
The month with the lowest average high temperature is January (35.4°F).
The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is March (30.6°F).
Average pressure
Kodiak, AK
- Average pressure in January:
29.56"Hg - Average pressure in February:
29.72"Hg - Average pressure in March:
29.7"Hg - Average pressure in April:
29.75"Hg - Average pressure in May:
29.89"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.86"Hg - Average pressure in September:
29.71"Hg - Average pressure in October:
29.62"Hg - Average pressure in November:
29.57"Hg - Average pressure in December:
29.55"Hg
The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is December (29.55"Hg).
Average wind speed
Kodiak, AK
- Average wind speed in January:
13.9mph - Average wind speed in February:
13.6mph - Average wind speed in March:
12.4mph - Average wind speed in April:
11.9mph - Average wind speed in May:
10.4mph - Average wind speed in June:
8.7mph
- Average wind speed in July:
7.8mph - Average wind speed in August:
8.6mph - Average wind speed in September:
10.3mph - Average wind speed in October:
12.2mph - Average wind speed in November:
13.9mph - Average wind speed in December:
14.2mph
The windiest month (with the highest average wind speed) is December (14.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity
Kodiak, AK
The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are March and November (80%).
Average rainfall
Kodiak, AK
- Average rainfall in January:
3.66" - Average rainfall in February:
2.8" - Average rainfall in March:
2.36" - Average rainfall in April:
2.68" - Average rainfall in May:
2.72" - Average rainfall in June:
2.05"
- Average rainfall in July:
1.85" - Average rainfall in August:
2.6" - Average rainfall in September:
3.27" - Average rainfall in October:
4.53" - Average rainfall in November:
4.53" - Average rainfall in December:
4.29"
The wettest months (with the highest rainfall) are October and November (4.53").
The driest month (with the least rainfall) is July (1.85").
Average rainfall days
Kodiak, AK
- Average rainfall days in January:
13.2 days - Average rainfall days in February:
11.7 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
15.1 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
12.8 days
- Average rainfall days in July:
14.1 days - Average rainfall days in August:
15.1 days - Average rainfall days in September:
17.6 days - Average rainfall days in October:
16.7 days - Average rainfall days in November:
14 days - Average rainfall days in December:
14.8 days
The month with the highest number of rainy days is September (17.6 days).
The month with the least rainy days is March (10.8 days).
Average snowfall
Kodiak, AK
- Average snowfall in January:
2.52" - Average snowfall in February:
2.64" - Average snowfall in March:
3.15" - Average snowfall in April:
1.34" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is March (3.15").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Kodiak, AK
- Average snowfall days in January:
6.6 days - Average snowfall days in February:
6.3 days - Average snowfall days in March:
8.5 days - Average snowfall days in April:
4.7 days - Average snowfall days in May:
0.6 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:
0.1 days - Average snowfall days in October:
0.7 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
5.1 days
The month with the highest number of snowfall days is March (8.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average sea temperature
Kodiak, AK
The best month for swimming (with the highest average sea temperature) is August (53.4°F).
The coldest month (with the lowest average sea temperature) is March (39.5°F).
Average daylight / Average sunshine
Kodiak, AK
- Average daylight in January:
7h and 2min - Average daylight in February:
9h and 3min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 2min - Average daylight in May:
16h and 4min - Average daylight in June:
18h and 0min
- Average daylight in July:
17h and 2min - Average daylight in August:
15h and 1min - Average daylight in September:
12h and 5min - Average daylight in October:
10h and 2min - Average daylight in November:
7h and 5min - Average daylight in December:
6h and 4min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in January:
2h and 4min - Average sunshine in February:
4h and 3min - Average sunshine in March:
5h and 3min - Average sunshine in April:
5h and 2min - Average sunshine in May:
6h and 5min - Average sunshine in June:
7h and 4min
- Average sunshine in July:
8h and 2min - Average sunshine in August:
7h and 4min - Average sunshine in September:
5h and 5min - Average sunshine in October:
5h and 1min - Average sunshine in November:
3h and 4min - Average sunshine in December:
2h and 4min
The month with the most sunshine is July (Average sunshine: 8h and 18min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).
Average sunshine days
Kodiak, AK
- Average sunshine days in January:
11.9 days - Average sunshine days in February:
11.9 days - Average sunshine days in March:
13.2 days - Average sunshine days in April:
10.7 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
14.3 days
- Average sunshine days in July:
14.7 days - Average sunshine days in August:
13.7 days - Average sunshine days in September:
11.5 days - Average sunshine days in October:
11.8 days - Average sunshine days in November:
12.5 days - Average sunshine days in December:
11.5 days
The month with the most sunshine days is July (14.7 days).
The month with the least sunshine days is April (10.7 days).
Average UV index
Kodiak, AK
The months with the highest UV index are June, July, August and September (UV index 3).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Kodiak, AK
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 52).
Average visibility
Kodiak, AK
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
