Bristol Bay water temp
This data the coastal Bristol Bay ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Current ocean temperature in Bristol Bay
Water temperature in Bristol Bay today is 53.1°F. Based on our historical data over a period of ten years, the warmest water in this day in Bristol Bay was recorded in 2019 and was 55.2°F, and the coldest was recorded in 2012 at 48.7°F. Sea water temperature in Bristol Bay is expected to drop to 50°F in the next 10 days. September average water temperature in Bristol Bay is 53.1°F, the minimum temperature is 47.1°F, and the maximum is 60.3°F.
Throughout the year, the water temperature in Bristol Bay does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Bristol Bay in winter reaches 33.6°F, in spring 33.1°F, in summer the average temperature rises to 49.3°F, and in autumn it is 47.7°F.
Bristol Bay water temperature now
| September 26, 2025 |
|---|
| today temp |
| 53.1°F |
| September 25, 2025 |
|---|
| yesterday temp |
| 53.4°F |
The ocean salinity in Bristol Bay is 31.23‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Bristol Bay for today
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Bristol Bay. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Bristol Bay. Data in table shown for September 26, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
| 5' 5" | 5' 8" | 5' 7" | 5' 5" |
| 1.65 m | 1.72 m | 1.71 m | 1.66 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 4' 3" | 4' 3" | 8' 5" | 9' 10" |
| 1.3 m | 1.29 m | 2.57 m | 2.99 m |
Surf report in Bristol Bay
Bristol Bay weather forecast
Current temperature and weather
Data in a table show Bristol Bay temperature today (September 26, 2025). For more information and forecast for a few days, go to the weather forecast Bristol Bay.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 |  | | |
| 41.7°F | 42.1°F | 42.8°F | 42.4°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| | |  |
| 42.6°F | 45.9°F | 46.8°F | 43°F |
You may also be interested in other sections of our site for Bristol Bay: Sunrise and Sunset, Tides
Bristol Bay water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Bristol Bay. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Bristol Bay on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
| Month | Avr | Min | Max | |
|---|---|---|---|---|
| January | 33.1°F | 27.9°F | 38.7°F | cold |
| Ocean water temperature in Bristol Bay in January | ||||
| February | 30.9°F | 28°F | 36.5°F | cold |
| Ocean water temperature in Bristol Bay in February | ||||
| March | 30.2°F | 27.9°F | 36.3°F | cold |
| Ocean water temperature in Bristol Bay in March | ||||
| April | 31.8°F | 28.4°F | 39.6°F | cold |
| Ocean water temperature in Bristol Bay in April | ||||
| May | 37.2°F | 30°F | 47.7°F | cold |
| Ocean water temperature in Bristol Bay in May | ||||
| June | 44.2°F | 37.2°F | 55.9°F | cold |
| Ocean water temperature in Bristol Bay in June | ||||
| July | 50.2°F | 42.6°F | 58.1°F | cold |
| Ocean water temperature in Bristol Bay in July | ||||
| August | 53.6°F | 47.8°F | 60.3°F | cold |
| Ocean water temperature in Bristol Bay in August | ||||
| September | 53.1°F | 47.1°F | 60.3°F | cold |
| Ocean water temperature in Bristol Bay in September | ||||
| October | 48.2°F | 40.5°F | 54.7°F | cold |
| Ocean water temperature in Bristol Bay in October | ||||
| November | 41.9°F | 34.2°F | 49.6°F | cold |
| Ocean water temperature in Bristol Bay in November | ||||
| December | 36.9°F | 28.8°F | 44.1°F | cold |
| Ocean water temperature in Bristol Bay in December | ||||
Chart monthly average water temperature in Bristol Bay
