Butterfly Beach (CA) water temp
This data the coastal Butterfly Beach 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 Butterfly Beach
Water temperature in Butterfly Beach today is 70.3°F. Based on our historical data over a period of ten years, the warmest water in this day in Butterfly Beach was recorded in 2015 and was 70.5°F, and the coldest was recorded in 2010 at 59.9°F. Sea water temperature in Butterfly Beach is expected to drop to 66°F in the next 10 days. September average water temperature in Butterfly Beach is 65.8°F, the minimum temperature is 59.7°F, and the maximum is 73.4°F.
The swimming season in Butterfly Beach lasts from August to October. During those months, Butterfly Beach water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Butterfly Beach in winter reaches 57.9°F, in spring 57.2°F, in summer the average temperature rises to 64°F, and in autumn it is 64°F.
Butterfly Beach water temperature now
| September 5, 2025 |
|---|
| today temp |
| 70.3°F |
| September 4, 2025 |
|---|
| yesterday temp |
| 70.5°F |
The ocean salinity in Butterfly Beach is 33.12‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Butterfly Beach 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 Butterfly Beach. 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 Butterfly Beach. 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 |
|---|---|---|---|
| 2' 6" | 2' 7" | 2' 7" | 2' 5" |
| 0.77 m | 0.8 m | 0.78 m | 0.73 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 2' 4" | 2' 3" | 2' 2" | 2' 3" |
| 0.7 m | 0.68 m | 0.67 m | 0.68 m |
Surf report in Butterfly Beach
Butterfly Beach weather forecast
Current temperature and weather
Data in a table show Butterfly Beach temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Butterfly Beach.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 |  | | |
| 73.8°F | 72.1°F | 70.2°F | 71.4°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| |  | |
| 73.6°F | 74.8°F | 75.2°F | 73.6°F |
You may also be interested in other sections of our site for Butterfly Beach: Sunrise and Sunset, Tides
Butterfly Beach water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Butterfly Beach. 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 Butterfly Beach 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 | 57.7°F | 53.8°F | 61.7°F | cold |
| Ocean water temperature in Butterfly Beach in January | ||||
| February | 57.2°F | 53.6°F | 62.4°F | cold |
| Ocean water temperature in Butterfly Beach in February | ||||
| March | 56.7°F | 52.3°F | 62.4°F | cold |
| Ocean water temperature in Butterfly Beach in March | ||||
| April | 56.7°F | 52°F | 63.3°F | cold |
| Ocean water temperature in Butterfly Beach in April | ||||
| May | 58.5°F | 53.6°F | 64°F | cold |
| Ocean water temperature in Butterfly Beach in May | ||||
| June | 61.9°F | 53.2°F | 67.5°F | cold |
| Ocean water temperature in Butterfly Beach in June | ||||
| July | 64.8°F | 59.7°F | 69.6°F | cold |
| Ocean water temperature in Butterfly Beach in July | ||||
| August | 65.3°F | 59.2°F | 72.3°F | cold |
| Ocean water temperature in Butterfly Beach in August | ||||
| September | 65.8°F | 59.7°F | 73.4°F | cold |
| Ocean water temperature in Butterfly Beach in September | ||||
| October | 64.6°F | 57.4°F | 72.3°F | cold |
| Ocean water temperature in Butterfly Beach in October | ||||
| November | 61.5°F | 54.9°F | 67.8°F | cold |
| Ocean water temperature in Butterfly Beach in November | ||||
| December | 59°F | 54°F | 65.5°F | cold |
| Ocean water temperature in Butterfly Beach in December | ||||
Chart monthly average water temperature in Butterfly Beach
