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Chukchi Sea

Kotzebue, United States © Henry Sherman
Chukchi Sea Water Temperature: Current & Historical Data for Coastal Resorts
We find every spot where you can swim and tell you what the water temperature is there today and throughout the year
Current water temperature
30°F
minimal
30°F
average
30°F
maximum
Graph of Water Temperature Changes in the Chukchi Sea Over the Last 60 Days
Water temperature in the Chukchi Sea by month
Month | Minimum | Maximum |
---|---|---|
January | 28°F | 34°F |
February | 27°F | 34°F |
March | 27°F | 34°F |
April | 27°F | 34°F |
May | 28°F | 34°F |
June | 28°F | 45°F |
July | 32°F | 63°F |
August | 46°F | 61°F |
September | 39°F | 54°F |
October | 30°F | 46°F |
November | 27°F | 36°F |
December | 28°F | 30°F |
What is known about the Chukchi Sea?

The Chukchi Sea, located between the Chukchi Peninsula of Russia and Alaska, is a cold, Arctic sea with water temperatures that remain frigid for most of the year. During the summer months, from June to September, surface water temperatures can rise to around 32–41°F (0–5°C), which is still too cold for comfortable swimming. In winter, from December to February, the temperatures drop further, often reaching -2 to 28°F (-19 to -2°C), and much of the sea may freeze over, making swimming impossible.
Swimming in the Chukchi Sea is not advisable due to the extremely low temperatures. Even in summer, the water remains cold enough to cause hypothermia quickly, so it is not a popular destination for swimmers. However, the sea is known for its unique Arctic wildlife, and visitors often come for polar bear watching, whale watching, and exploring the rugged Arctic landscape. For those seeking adventure in the Chukchi Sea, activities like ice fishing, boating, and expeditions to see the sea ice are more common than swimming. The cold waters, though not conducive to swimming, offer opportunities for those interested in experiencing the raw beauty of the Arctic region.
List of Countries Bordering the Chukchi Sea
Popular Resorts of the Chukchi Sea with the Warmest Water Today
Popular Resorts on the Chukchi Sea Coast

Kotzebue, United States © dogs.livejournal.com
Nearest Seas and Oceans
Frequently Asked Questions About the Chukchi Sea
What is the water temperature in the Chukchi Sea right now?
The water temperature in the Chukchi Sea today ranges from 30°F (-1°C) in Kotzebue (United States) to 30°F (-1°C) in Kotzebue (United States).
Is it possible to swim in the Chukchi Sea?
Swimming in the Chukchi Sea is generally not recommended due to its cold water temperatures, especially during the colder months.
In which month does the Chukchi Sea have the highest and lowest water temperatures?
The highest water temperature in the Chukchi Sea occurs in July, reaching 63°F (17°C), while the lowest is in February, dropping to 27°F (-3°C).
Is the Chukchi Sea colder than the East-Siberian Sea?
No, the Chukchi Sea is slightly warmer than the East-Siberian Sea, as its average annual water temperature is 36°F (2°C), while the East-Siberian Sea's is 32°F (0°C).
Which countries are washed by the Chukchi Sea?
The Chukchi Sea washes United States.
Do you have any extended or additional information about the Chukchi Sea?
Chukchi Sea is a marginal sea of the Arctic Ocean, located between Chukotka and Alaska. In the west, by the Long Strait, it connects with the East Siberian Sea, in the east, near Cape Barrow, it connects with the Beaufort Sea, in the south, the Bering Strait connects it with the Bering Sea of the Pacific Ocean.