Water temperature in Little Haven

This data the coastal Little Haven 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 Little Haven

Water temperature in Little Haven today is 17.4°C. Based on our historical data over a period of ten years, the warmest water in this day in Little Haven was recorded in 2022 and was 16.7°C, and the coldest was recorded in 2015 at 15°C. Sea water temperature in Little Haven is expected to drop to 15.9°C in the next 10 days. September average water temperature in Little Haven is 15.8°C, the minimum temperature is 14.5°C, and the maximum is 17.8°C.

Throughout the year, the water temperature in Little Haven does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Little Haven in winter reaches 9.7°C, in spring 9.6°C, in summer the average temperature rises to 14.7°C, and in autumn it is 14.5°C.

Little Haven water temperature now

The sea salinity in Little Haven is 33.66‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Little Haven 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 Little Haven. 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 Little Haven. Data in table shown for 5 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Little Haven

Little Haven weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
16°C	16°C	15.7°C	15.4°C

12-15 h	15-18 h	18-21 h	21-24 h
15.9°C	16.1°C	16.2°C	16.6°C

Little Haven water temperature by month

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

The nearest beaches and cities from Little Haven 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
Marloes Sands	17.4°C	17°C		1.17 m
Freshwater West	17.8°C	17°C		1.41 m
Abereiddy	17.3°C	16°C		0.98 m
Porthgain	17.4°C	16°C		0.98 m
Pembroke	18°C	17°C		0.83 m
Hundleton	18.1°C	17°C		1.28 m
Barafundle Bay	18.3°C	17°C		1.19 m
Manorbier	18.2°C	17°C		0.74 m
Fishguard	17.2°C	17°C		0.56 m
Goodwick	17.2°C	17°C		0.56 m

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Our report for Little Haven 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.