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Juneau
Water Temperature in the Pacific Ocean in Juneau, Alaska: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Juneau in Alaska, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. 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 in Juneau
40°F
TODAY
40°F
YESTERDAY
40°F
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Pacific Ocean in Juneau is 4.4°F. Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters.
It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart for Pacific Ocean in Juneau Over the Last 30 Days
The water temperature in Juneau today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.
According to our forecast, the sea temperature in Juneau will remain nearly unchanged in the coming days, its value will be 39°F.
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across United States to enhance accuracy.
Water temperature data for Juneau and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| Mar 20 | 40°F | 38°F | |
| Mar 21 | 39°F | 39°F | |
| Mar 22 | 40°F | 40°F | |
| Mar 23 | 41°F | 38°F | |
| Mar 24 | 40°F | 40°F | |
| Mar 25 | 40°F | 40°F | |
| Mar 26 | 40°F | 38°F | |
| Mar 27 | 40°F | 38°F | |
| Mar 28 | 38°F | 40°F | |
| Mar 29 | 38°F | 40°F | |
| Mar 30 | 40°F | 40°F | |
| Mar 31 | 38°F | 39°F | |
| Apr 1 | 41°F | 40°F | |
| Apr 2 | 40°F | 40°F | |
| Apr 3 | 39°F | 39°F | |
| Apr 4 | 39°F | 39°F |
Sea Temperature in Juneau Throughout the Year
Throughout the year, the sea temperature in Juneau never exceeds 64°F (18°C).
Below is the annual chart of sea temperature changes in the Pacific Ocean in Juneau.
January
| Minimum | Average | Maximum |
|---|---|---|
| 37°F | 41°F | 45°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 36°F | 39°F | 43°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 36°F | 39°F | 43°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 37°F | 41°F | 45°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 39°F | 44°F | 48°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 43°F | 47°F | 52°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 46°F | 52°F | 57°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 48°F | 53°F | 57°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 46°F | 51°F | 55°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 43°F | 47°F | 52°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 41°F | 45°F | 48°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 39°F | 43°F | 46°F |
Monthly Water Temperature Histogram for Pacific Ocean in Juneau
You can explore detailed data on how the water temperature in Juneau varies each month:
What Beaches Are There In and Around Juneau?
Juneau Beach
Juneau Beach is a 4-stars sandy beach, located in a 3 km (2 miles) radius of Juneau. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Juneau Weather
MARCH 28
32°F / 39°F
broken clouds: 51-84%humidity: 68% | wind: 2 mph
MARCH 29
34°F / 43°F
light snowhumidity: 88% | wind: 1 mph
MARCH 30
32°F / 45°F
overcast clouds: 85-100%humidity: 71% | wind: 1 mph
MARCH 31
46°F / 46°F
clear skyhumidity: 62% | wind: 1 mph
Sea Temperature in the Pacific Ocean in Juneau: General Trends and Swimming Opportunities
The coastal region of Alaska, in the United States, typically experiences a subarctic climate with long, cold winters and short, cool summers. This area also has high levels of precipitation due to its proximity to the ocean, morphing into heavy snowfall during winter.
Juneau is located in North America in the Northern Hemisphere at a latitude of 58 degrees, along the shores of the Pacific Ocean. Juneau lies within the Alaska in United States.
The average annual daytime air temperature in Juneau is 45°F (7°C), with the average nighttime temperature being 34°F (1°C). The highest average daily temperature occurs in July, reaching 62°F (17°C), while the lowest is in January at 29°F (-2°C). As for nighttime temperatures, the minimum average temperature of 23°F (-5°C) is recorded in January, and the maximum is in August, reaching 48°F (9°C).
According to historical data, Juneau experiences 148 rainy days per year, which accounts for 41 percent of all days in the year. On average, there are 12 rainy days each month. The wettest month is September, with 16 rainy days and 10.1 inches (256 mm) of precipitation, while the driest month is April, which typically has 9 rainy days and only 3.7 inches (95 mm) of precipitation.
The average annual water temperature in Pacific Ocean in Juneau is 45°F (7°C). In February, the water reaches its lowest point of the year at 36°F (2°C), while in July, it peaks at 57°F (14°C). In Juneau, the water temperature in the Pacific Ocean never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Juneau
Nearby Cities
Frequently Asked Questions About Juneau and its Water Temperatures
What is the current sea temperature in Juneau?
The water temperature today in the Pacific Ocean in Juneau is 40°F (4.5°C).
In which months is the water temperature in Juneau comfortable for swimming?
It cannot be guaranteed that the water temperature in Juneau will be comfortable for swimming in any month of the year.
What is the water temperature in Juneau during the winter?
The water temperature in the Pacific Ocean in Juneau during the winter ranges from 36°F to 46°F (2°C to 8°C).
What is the water temperature in Juneau during the spring?
The water temperature in the Pacific Ocean in Juneau during the spring ranges from 36°F to 48°F (2°C to 9°C).
What is the water temperature in Juneau during the summer?
The water temperature in the Pacific Ocean in Juneau during the summer ranges from 43°F to 57°F (6°C to 14°C).
What is the water temperature in Juneau during the fall?
The water temperature in the Pacific Ocean in Juneau during the fall ranges from 41°F to 55°F (5°C to 13°C).
Is it possible to swim in the sea in Juneau at any time of the year?
In Juneau, the Pacific Ocean is quite cold, and swimming is almost impossible as the water temperature never reaches 70°F (21°C).
What sea temperatures can I expect in Juneau in the next month?
In April, the water temperature in the Pacific Ocean in Juneau will range between 37°F (3°C) and 45°F (7°C)