Sea Temperature

Piriac-sur-Mer average December sea temperature

Max: 14.9°C / 56.9°F

Avg: 12.5°C / 54.5°F

Min: 10.1°C / 52.1°F

These figures are calculated from several years of recorded data and are the maximum, minimum and average temperatures of all the recorded years

Average December sea temperatures


Monthly Piriac-sur-Mer water temperature chart

The bar chart below shows the average monthly sea temperatures at Piriac-sur-Mer over the year.

Average monthly sea temperatures in Piriac-sur-Mer
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.8 9.5 9.9 12.1 14.4 16.6 17.6 18.3 18.3 16.7 15.1 12.5
°F 49.6 49.1 49.8 53.8 57.9 61.9 63.7 64.9 64.9 62.1 59.2 54.5

Monthly average max / min water temperatures

The graph below shows the range of monthly water temperatures over several years.

Maximum and minimum monthly sea temperatures in Piriac-sur-Mer
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 8.2 8.4 8.7 9.7 12.3 13.9 14.8 17.1 16.8 14.6 13.2 10.1
Max °C 11.5 10.7 11.2 14.5 16.5 19.3 20.5 19.6 19.8 18.8 17 14.9
Min °F 48 48 48.6 51.4 55.8 59.2 60.9 63.7 63.4 60 57.3 52.1
Max °F 51.3 50.3 51.1 56.2 60 64.6 66.6 66.2 66.4 64.2 61.1 56.9

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