This data the coastal Dillingham 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.
Water temperature in Dillingham today is 50.9°F. Based on our historical data over a period of ten years, the warmest water in this day in Dillingham was recorded in 2016 and was 55.6°F, and the coldest was recorded in 2023 at 50.2°F. Sea water temperature in Dillingham is expected to drop to 49.8°F in the next 10 days. September average water temperature in Dillingham is 52.5°F, the minimum temperature is 45°F, and the maximum is 61.3°F.
Throughout the year, the water temperature in Dillingham does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Dillingham in winter reaches 30.2°F, in spring 33.4°F, in summer the average temperature rises to 51.6°F, and in autumn it is 43.2°F.
September 15, 2025 |
---|
today temp |
50.9°F |
September 14, 2025 |
---|
yesterday temp |
50.5°F |
The ocean salinity in Dillingham is 14.15‰, and the average salinity of the World Ocean is 35‰.
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 Dillingham. 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 Dillingham. Data in table shown for September 16, 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 |
---|---|---|---|
0' 11" | 0' 9" | 0' 11" | 0' 11" |
0.27 m | 0.23 m | 0.27 m | 0.27 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
0' 10" | 0' 11" | 1' 1" | 1' 1" |
0.26 m | 0.29 m | 0.34 m | 0.34 m |
Data in a table show Dillingham temperature today (September 16, 2025). For more information and forecast for a few days, go to the weather forecast Dillingham.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
43.2°F | 40.1°F | 39.2°F | 39.7°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
47.1°F | 50.4°F | 50.5°F | 44.2°F |
You may also be interested in other sections of our site for Dillingham: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Dillingham. 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 Dillingham 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 | 29.8°F | 28°F | 33.3°F | cold |
Ocean water temperature in Dillingham in January | ||||
February | 29.5°F | 28°F | 32.2°F | cold |
Ocean water temperature in Dillingham in February | ||||
March | 29.7°F | 28°F | 33.4°F | cold |
Ocean water temperature in Dillingham in March | ||||
April | 31.8°F | 28.6°F | 41.2°F | cold |
Ocean water temperature in Dillingham in April | ||||
May | 39°F | 29.3°F | 53.4°F | cold |
Ocean water temperature in Dillingham in May | ||||
June | 46.4°F | 35.2°F | 56.8°F | cold |
Ocean water temperature in Dillingham in June | ||||
July | 51.6°F | 37.2°F | 62.4°F | cold |
Ocean water temperature in Dillingham in July | ||||
August | 56.8°F | 51.1°F | 64.9°F | cold |
Ocean water temperature in Dillingham in August | ||||
September | 52.5°F | 45°F | 61.3°F | cold |
Ocean water temperature in Dillingham in September | ||||
October | 42.1°F | 32.2°F | 49.8°F | cold |
Ocean water temperature in Dillingham in October | ||||
November | 34.9°F | 28°F | 41.9°F | cold |
Ocean water temperature in Dillingham in November | ||||
December | 31.5°F | 27.9°F | 38.7°F | cold |
Ocean water temperature in Dillingham in December |