World sea water temperatures

Castellammare water temp

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This data the coastal Castellammare 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 Castellammare

Water temperature in Castellammare today is 72°F. Based on our historical data over a period of ten years, the warmest water in this day in Castellammare was recorded in 2014 and was 73°F, and the coldest was recorded in 2010 at 63°F. Sea water temperature in Castellammare is expected to drop to 68.4°F in the next 10 days. September average water temperature in Castellammare is 68.2°F, the minimum temperature is 62.4°F, and the maximum is 73.4°F.

The swimming season in Castellammare lasts from July to October. During those months, Castellammare water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Castellammare in winter reaches 59°F, in spring 59.4°F, in summer the average temperature rises to 66.9°F, and in autumn it is 65.7°F.

Castellammare water temperature now


September 5, 2025
today temp
72°F
September 4, 2025
yesterday temp
72.3°F


The ocean salinity in Castellammare is 32.75‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Castellammare 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 Castellammare. 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 Castellammare. 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 h3-6 h6-9 h9-12 h
3' 1"3' 1"3' 2"3' 2"
0.94 m0.93 m0.96 m0.97 m
12-15 h15-18 h18-21 h21-24 h
3' 1"3' 0"3' 0"3' 1"
0.95 m0.92 m0.91 m0.93 m

Surf report in Castellammare

Castellammare wave height and direction

Castellammare weather forecast

Castellammare wind speed and direction

Current temperature and weather

Data in a table show Castellammare temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Castellammare.

0-3 h3-6 h6-9 h9-12 h
69.1°F67.1°F66°F71.2°F
12-15 h15-18 h18-21 h21-24 h
75.7°F76.5°F74.7°F70.9°F

You may also be interested in other sections of our site for Castellammare: Sunrise and Sunset, Tides

Castellammare water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Castellammare. 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 Castellammare 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

MonthAvrMinMax
January58.6°F54.7°F62.2°Fcold
Ocean water temperature in Castellammare in January
February58.3°F53.4°F62.4°Fcold
Ocean water temperature in Castellammare in February
March57.9°F53.4°F63.5°Fcold
Ocean water temperature in Castellammare in March
April58.6°F53.2°F63.5°Fcold
Ocean water temperature in Castellammare in April
May61.3°F55.9°F67.8°Fcold
Ocean water temperature in Castellammare in May
June64.6°F54.7°F70.2°Fcold
Ocean water temperature in Castellammare in June
July67.6°F61.5°F73°Fcold
Ocean water temperature in Castellammare in July
August68.4°F60.4°F74.3°Fwarm
Ocean water temperature in Castellammare in August
September68.2°F62.4°F73.4°Fwarm
Ocean water temperature in Castellammare in September
October66.2°F59.7°F73.4°Fcold
Ocean water temperature in Castellammare in October
November62.8°F55.8°F69.8°Fcold
Ocean water temperature in Castellammare in November
December60.1°F55.6°F65.5°Fcold
Ocean water temperature in Castellammare in December

Chart monthly average water temperature in Castellammare

Water temperature in Castellammare

Where is the warmest sea water in the world?

If you want to plan a vacation on the beach and enjoy the warm sea, choose the day of the year, region and the minimum comfortable sea/ocean temperature that interests you. As a result, you will get a list of countries and cities in which the average sea temperature or maximum temperature on this day over the past 10 years exceeds your chosen value

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Best places and resort to visit in California

The most popular beaches and cities in California with sea temperature today, weather, air temperature and sea state (wave height)

WaterWeatherWave
San Diego70.2°F73.4°F4' 0"
Santa Monica72°F77°F2' 8"
La Jolla Cove73.2°F77°F3' 6"
Lake Tahoe66.7°F75.2°F0' 2"
Los Angeles66.6°F66.2°F4' 3"
Pacific Palisades72.1°F77°F2' 11"
Will Rogers Beach72.1°F77°F2' 11"
Palisades Beach72.1°F77°F2' 11"
Will Rogers Beach72.1°F77°F2' 11"
Dockweiler Beach72.3°F71.6°F2' 8"

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Castellammare is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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