Water temperature in Bluff

This data the coastal Bluff 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 Bluff

Water temperature in Bluff today is 11.2°C. Based on our historical data over a period of ten years, the warmest water in this day in Bluff was recorded in 2022 and was 11.7°C, and the coldest was recorded in 2011 at 10.1°C. Sea water temperature in Bluff is expected to be constant 11.2°C in the next 10 days. September average water temperature in Bluff is 10.7°C, the minimum temperature is 9.1°C, and the maximum is 12°C.

Throughout the year, the water temperature in Bluff does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Bluff in winter reaches 10.4°C, in spring 11.6°C, in summer the average temperature rises to 14.8°C, and in autumn it is 13.8°C.

Bluff water temperature now

The sea salinity in Bluff is 33.73‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Bluff 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 Bluff. 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 Bluff. Data in table shown for 27 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Bluff

Bluff weather forecast

Current temperature and weather

Data in a table show Bluff temperature today (27 September 2025). For more information and forecast for a few days, go to the weather forecast Bluff.

0-3 h	3-6 h	6-9 h	9-12 h
5.9°C	4.7°C	4.7°C	6.1°C

12-15 h	15-18 h	18-21 h	21-24 h
7.9°C	8.3°C	6.6°C	5.2°C

Bluff water temperature by month

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

The nearest beaches and cities from Bluff 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
Tomahawk Beach	10.9°C	7°C		0.95 m
Port Chalmers	10.7°C	8°C		0.79 m
Oamaru	10.6°C	12°C		0.95 m
Jackson Bay	12°C	8°C		3.58 m
Timaru	10.7°C	12°C		0.8 m
Christchurch	11.3°C	12°C		0.63 m
Corsair Bay	11.3°C	12°C		0.63 m
Hokitika	12.8°C	10°C		3.27 m
Akaroa	10.9°C	12°C		1.04 m
Lyttelton	11.2°C	12°C		0.63 m

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Our report for Bluff 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.