This data the coastal Cathedral Cove sea 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 Cathedral Cove today is 14.5°C. Based on our historical data over a period of ten years, the warmest water in this day in the Pacific Ocean near Cathedral Cove was recorded in 2022 and was 15.1°C, and the coldest was recorded in 2009 at 14°C. Sea water temperature in Cathedral Cove is expected to rise to 14.8°C in the next 10 days. September average water temperature in Cathedral Cove is 14.8°C, the minimum temperature is 13.9°C, and the maximum is 16.1°C.
The swimming season in Cathedral Cove lasts from January to April. During those months, Cathedral Cove water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Cathedral Cove in winter reaches 15.3°C, in spring 15.6°C, in summer the average temperature rises to 20°C, and in autumn it is 19.5°C.
5 September 2025 |
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today temp |
14.5°C |
4 September 2025 |
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yesterday temp |
14.5°C |
The sea salinity in Cathedral Cove is 35.43‰, 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 Cathedral Cove. 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 Cathedral Cove. Data in table shown for 6 September 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 |
---|---|---|---|
1' 8" | 1' 11" | 2' 7" | 2' 10" |
0.5 m | 0.58 m | 0.78 m | 0.87 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
3' 2" | 3' 3" | 3' 5" | 3' 4" |
0.96 m | 1 m | 1.03 m | 1.02 m |
Data in a table show Cathedral Cove temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Cathedral Cove.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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10.1°C | 9.8°C | 9.3°C | 12.5°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
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14.6°C | 14.1°C | 11.6°C | 12.8°C |
You may also be interested in other sections of our site for Cathedral Cove: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Cathedral Cove. 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 Cathedral Cove 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 | 20.2°C | 17.7°C | 22.8°C | warm |
Sea water temperature in Cathedral Cove in January | ||||
February | 21.1°C | 19.3°C | 22.6°C | warm |
Sea water temperature in Cathedral Cove in February | ||||
March | 20.8°C | 19.1°C | 22.3°C | warm |
Sea water temperature in Cathedral Cove in March | ||||
April | 19.6°C | 18.4°C | 21.4°C | cold |
Sea water temperature in Cathedral Cove in April | ||||
May | 18°C | 16°C | 20°C | cold |
Sea water temperature in Cathedral Cove in May | ||||
June | 16.4°C | 14.6°C | 17.9°C | cold |
Sea water temperature in Cathedral Cove in June | ||||
July | 15.1°C | 13.9°C | 16.5°C | cold |
Sea water temperature in Cathedral Cove in July | ||||
August | 14.5°C | 13.4°C | 15.8°C | cold |
Sea water temperature in Cathedral Cove in August | ||||
September | 14.8°C | 13.9°C | 16.1°C | cold |
Sea water temperature in Cathedral Cove in September | ||||
October | 15.4°C | 14.1°C | 16.9°C | cold |
Sea water temperature in Cathedral Cove in October | ||||
November | 16.7°C | 14.8°C | 19.3°C | cold |
Sea water temperature in Cathedral Cove in November | ||||
December | 18.6°C | 15.9°C | 21.3°C | cold |
Sea water temperature in Cathedral Cove in December |