Channel Islands of California water temp
This data the coastal Channel Islands of California 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 Channel Islands of California
Water temperature in Channel Islands of California today is 67.6°F. Based on our historical data over a period of ten years, the warmest water in this day in Channel Islands of California was recorded in 2022 and was 69.3°F, and the coldest was recorded in 2010 at 59.5°F. Sea water temperature in Channel Islands of California is expected to drop to 66°F in the next 10 days. September average water temperature in Channel Islands of California is 65.7°F, the minimum temperature is 58.1°F, and the maximum is 72.3°F.
The swimming season in Channel Islands of California lasts from September to October. During those months, Channel Islands of California water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Channel Islands of California in winter reaches 57.6°F, in spring 56.5°F, in summer the average temperature rises to 63.1°F, and in autumn it is 63.7°F.
Channel Islands of California water temperature now
| September 5, 2025 |
|---|
| today temp |
| 67.6°F |
| September 4, 2025 |
|---|
| yesterday temp |
| 68.5°F |
The ocean salinity in Channel Islands of California is 33.02‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Channel Islands of California 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 Channel Islands of California. 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 Channel Islands of California. Data in table shown for September 5, 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 |
|---|---|---|---|
| 4' 2" | 4' 5" | 4' 3" | 3' 11" |
| 1.28 m | 1.34 m | 1.3 m | 1.2 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 3' 8" | 3' 6" | 3' 7" | 3' 10" |
| 1.11 m | 1.07 m | 1.1 m | 1.18 m |
Surf report in Channel Islands of California
Channel Islands of California weather forecast
Current temperature and weather
Data in a table show Channel Islands of California temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Channel Islands of California.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 | |  | |
| 72.9°F | 69.3°F | 66.7°F | 71.2°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| |  | |
| 75.7°F | 77.4°F | 79.5°F | 72°F |
You may also be interested in other sections of our site for Channel Islands of California: Sunrise and Sunset, Tides
Channel Islands of California water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Channel Islands of California. 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 Channel Islands of California 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
Chart monthly average water temperature in Channel Islands of California
