Water temperature in Hot Water Beach

This data the coastal Hot Water Beach 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.

Current sea temperature in Hot Water Beach

Water temperature in Hot Water Beach today is 14.5°C. Based on our historical data over a period of ten years, the warmest water in this day in Hot Water Beach was recorded in 2022 and was 15.2°C, and the coldest was recorded in 2009 at 14°C. Sea water temperature in Hot Water Beach is expected to rise to 14.8°C in the next 10 days. September average water temperature in Hot Water Beach is 14.8°C, the minimum temperature is 13.9°C, and the maximum is 16.2°C.

The swimming season in Hot Water Beach lasts from January to April. During those months, Hot Water Beach water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Hot Water Beach in winter reaches 15.5°C, in spring 15.7°C, in summer the average temperature rises to 20°C, and in autumn it is 19.5°C.

Hot Water Beach water temperature now

The sea salinity in Hot Water Beach is 35.43‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Hot Water 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 Hot Water 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 Hot Water Beach. 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)

Surf report in Hot Water Beach

Hot Water Beach weather forecast

Current temperature and weather

Data in a table show Hot Water Beach temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Hot Water Beach.

0-3 h	3-6 h	6-9 h	9-12 h
10.1°C	9.8°C	9.3°C	12.5°C

12-15 h	15-18 h	18-21 h	21-24 h
14.6°C	14.1°C	11.6°C	12.8°C

Hot Water Beach water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Hot Water 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 Hot Water 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

Chart monthly average water temperature in Hot Water Beach

The nearest beaches and cities from Hot Water Beach with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Cathedral Cove	14.5°C	14°C		0.84 m
Cooks Beach	14.4°C	14°C		0.7 m
Pauanui	14.6°C	16°C		0.74 m
Matarangi	14.5°C	14°C		0.77 m
Waiheke Island	13.7°C	17°C		0.67 m
Onetangi	13.7°C	17°C		0.67 m
Maraetai	13.7°C	17°C		0.59 m
Oneroa	13.8°C	18°C		0.61 m
Pakuranga	13.7°C	17°C		0.47 m
Eastern Beach	13.7°C	17°C		0.47 m

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Our report for Hot Water Beach 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.