This data the coastal Clarion Island 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 Clarion Island today is 85.3°F. Based on our historical data over a period of ten years, the warmest water in this day in the Pacific Ocean near Clarion Island was recorded in 2024 and was 85.6°F, and the coldest was recorded in 2010 at 77.7°F. Sea water temperature in Clarion Island is expected to drop to 82.4°F in the next 10 days. September average water temperature in Clarion Island is 82.2°F, the minimum temperature is 76.3°F, and the maximum is 86.5°F.
The swimming season in Clarion Island lasts from January to December, twelve months per year! During those months, Clarion Island water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Clarion Island in winter reaches 77°F, in spring 75.9°F, in summer the average temperature rises to 80.2°F, and in autumn it is 81.7°F.
September 5, 2025 |
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today temp |
85.3°F |
September 4, 2025 |
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yesterday temp |
84.2°F |
The sea salinity in Clarion Island is 34.58‰, 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 Clarion 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 Clarion Island. Data in table shown for September 6, 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 |
---|---|---|---|
6' 6" | 6' 6" | 6' 6" | 6' 6" |
1.97 m | 1.97 m | 1.98 m | 1.98 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
6' 6" | 6' 5" | 6' 4" | 6' 3" |
1.97 m | 1.95 m | 1.93 m | 1.9 m |
You may also be interested in other sections of our site for Clarion Island: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Clarion 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 Clarion 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 | 76.6°F | 71.6°F | 79.7°F | warm |
Sea water temperature in Clarion Island in January | ||||
February | 75.6°F | 70.9°F | 78.8°F | warm |
Sea water temperature in Clarion Island in February | ||||
March | 75.4°F | 69.6°F | 79.5°F | warm |
Sea water temperature in Clarion Island in March | ||||
April | 76.1°F | 71.8°F | 80.2°F | warm |
Sea water temperature in Clarion Island in April | ||||
May | 76.5°F | 72.9°F | 81.3°F | warm |
Sea water temperature in Clarion Island in May | ||||
June | 77.2°F | 72.1°F | 82.2°F | hot |
Sea water temperature in Clarion Island in June | ||||
July | 80.8°F | 74.7°F | 86.2°F | hot |
Sea water temperature in Clarion Island in July | ||||
August | 82.8°F | 77°F | 86.9°F | hot |
Sea water temperature in Clarion Island in August | ||||
September | 82.2°F | 76.3°F | 86.5°F | hot |
Sea water temperature in Clarion Island in September | ||||
October | 82°F | 76.5°F | 86.2°F | hot |
Sea water temperature in Clarion Island in October | ||||
November | 80.8°F | 77.5°F | 84.7°F | hot |
Sea water temperature in Clarion Island in November | ||||
December | 78.6°F | 73.9°F | 83.7°F | hot |
Sea water temperature in Clarion Island in December |