Orcas Island water temp
This data the coastal Orcas Island 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 Orcas Island
Water temperature in Orcas Island today is 54.3°F. Based on our historical data over a period of ten years, the warmest water in this day in Orcas Island was recorded in 2014 and was 54.7°F, and the coldest was recorded in 2008 at 52°F. Sea water temperature in Orcas Island is expected to drop to 52.2°F in the next 10 days. September average water temperature in Orcas Island is 55°F, the minimum temperature is 50.9°F, and the maximum is 59.9°F.
Throughout the year, the water temperature in Orcas Island does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Orcas Island in winter reaches 46°F, in spring 48°F, in summer the average temperature rises to 55.6°F, and in autumn it is 51.6°F.
Orcas Island water temperature now
| September 26, 2025 |
|---|
| today temp |
| 54.3°F |
| September 25, 2025 |
|---|
| yesterday temp |
| 54.3°F |
The ocean salinity in Orcas Island is 27.09‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Orcas Island 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 Orcas Island. 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 Orcas Island. 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 |
|---|---|---|---|
| 0' 4" | 0' 4" | 0' 5" | 0' 7" |
| 0.09 m | 0.1 m | 0.12 m | 0.17 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 0' 8" | 0' 7" | 0' 6" | 0' 4" |
| 0.2 m | 0.19 m | 0.16 m | 0.11 m |
Surf report in Orcas Island
Orcas Island weather forecast
Current temperature and weather
Data in a table show Orcas Island temperature today (September 26, 2025). For more information and forecast for a few days, go to the weather forecast Orcas Island.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 | | |  |
| 55.4°F | 54.5°F | 54.7°F | 57°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
|  | | |
| 55.8°F | 55.6°F | 56.3°F | 56.5°F |
You may also be interested in other sections of our site for Orcas Island: Sunrise and Sunset, Tides
Orcas Island water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Orcas Island. 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 Orcas Island 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 | 45.7°F | 43°F | 48.2°F | cold |
| Ocean water temperature in Orcas Island in January | ||||
| February | 45.5°F | 43.3°F | 48°F | cold |
| Ocean water temperature in Orcas Island in February | ||||
| March | 45.9°F | 43.9°F | 49.6°F | cold |
| Ocean water temperature in Orcas Island in March | ||||
| April | 47.7°F | 44.4°F | 53.6°F | cold |
| Ocean water temperature in Orcas Island in April | ||||
| May | 50.7°F | 47.1°F | 57.2°F | cold |
| Ocean water temperature in Orcas Island in May | ||||
| June | 53.8°F | 49.6°F | 59.5°F | cold |
| Ocean water temperature in Orcas Island in June | ||||
| July | 56.3°F | 50.7°F | 63.5°F | cold |
| Ocean water temperature in Orcas Island in July | ||||
| August | 56.8°F | 50.9°F | 63.5°F | cold |
| Ocean water temperature in Orcas Island in August | ||||
| September | 55°F | 50.9°F | 59.9°F | cold |
| Ocean water temperature in Orcas Island in September | ||||
| October | 51.3°F | 48.2°F | 54.9°F | cold |
| Ocean water temperature in Orcas Island in October | ||||
| November | 48.7°F | 46.4°F | 51.8°F | cold |
| Ocean water temperature in Orcas Island in November | ||||
| December | 46.9°F | 44.6°F | 49.3°F | cold |
| Ocean water temperature in Orcas Island in December | ||||
Chart monthly average water temperature in Orcas Island
