Water temperature in Petit Rocher

This data the coastal Petit Rocher 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 Petit Rocher

Water temperature in Petit Rocher today is 13.9°C. Based on our historical data over a period of ten years, the warmest water in this day in the Gulf of Saint Lawrence near Petit Rocher was recorded in 2017 and was 15.7°C, and the coldest was recorded in 2022 at 11.8°C. Sea water temperature in Petit Rocher is expected to drop to 12.4°C in the next 10 days. September average water temperature in Petit Rocher is 15.2°C, the minimum temperature is 11.4°C, and the maximum is 20°C.

The swimming season in Petit Rocher lasts only one month - August. During this month, Petit Rocher water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Petit Rocher in winter reaches -0.2°C, in spring 2.2°C, in summer the average temperature rises to 16°C, and in autumn it is 10.4°C.

Petit Rocher water temperature now

The sea salinity in Petit Rocher is 28.60‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Petit Rocher 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 Petit Rocher. 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 Petit Rocher. Data in table shown for 26 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Petit Rocher

Petit Rocher weather forecast

Current temperature and weather

Data in a table show Petit Rocher temperature today (26 September 2025). For more information and forecast for a few days, go to the weather forecast Petit Rocher.

0-3 h	3-6 h	6-9 h	9-12 h
14.6°C	14.1°C	14.3°C	17.5°C

12-15 h	15-18 h	18-21 h	21-24 h
21.4°C	22.4°C	19°C	14.6°C

Petit Rocher water temperature by month

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

The nearest beaches and cities from Petit Rocher 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
Lameque	13.8°C	15°C		0.63 m
Chandler	12.7°C	15°C		0.83 m
Kouchibouguac	15.7°C	23°C		0.35 m
Kellys Beach	15.7°C	23°C		0.43 m
Gaspe	12.1°C	20°C		0.57 m
Sainte Anne Des Monts	11.1°C	13°C		0.5 m
Bouctouche	16.1°C	25°C		0.55 m
Alberton	16.1°C	22°C		0.53 m
Cap-Chat	11°C	13°C		0.46 m
Shediac	16.3°C	25°C		0.37 m

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Our report for Petit Rocher 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.