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Ravenna in December

Find out everything about the water temperature in Ravenna in December. Average, minimum and maximum recorded temperatures as well as daily temperature in December for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in December
Minimum:

46.0 °F

Average:

51.5 °F

Maximum:

56.8 °F

Sea water temperature in Ravenna in December

In the city of Ravenna, the month of December is too cold for swimming. The minimum recorded temperature during this month was 46.0°F on December 30, 2025, with an average temperature being 51.5°F and a maximum temperature reaching 56.8°F on December 1, 2021.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. Throughout the month of December, the sea temperature gradually gets colder. Starting with an average temperature of 53.8°F at the beginning of the month, it steadily decreases to around 49.8°F by the end.
Date 10 years average 2025 2024
Dec 1 55.2°F 52.6°F 54.4°F
Dec 2 54.8°F 52.6°F 53.2°F
Dec 3 54.9°F 53.0°F 52.3°F
Dec 4 54.5°F 53.2°F 52.4°F
Dec 5 54.0°F 50.9°F 52.7°F
Dec 6 53.5°F 50.5°F 52.2°F
Dec 7 53.3°F 50.3°F 51.0°F
Dec 8 52.9°F 50.3°F 50.8°F
Dec 9 52.8°F 49.7°F 51.4°F
Dec 10 52.3°F 49.2°F 51.7°F
Dec 11 52.4°F 49.4°F 52.0°F
Dec 12 52.1°F 49.8°F 50.2°F
Dec 13 51.4°F 48.7°F 47.9°F
Dec 14 51.4°F 49.0°F 48.3°F
Dec 15 51.4°F 49.2°F 48.1°F
Dec 16 51.0°F 49.2°F 48.8°F
Dec 17 50.5°F 49.4°F 48.0°F
Dec 18 50.0°F 49.2°F 48.3°F
Dec 19 50.1°F 49.4°F 48.7°F
Dec 20 50.3°F 49.6°F 49.6°F
Dec 21 50.1°F 49.8°F 49.8°F
Dec 22 50.3°F 49.7°F 49.3°F
Dec 23 50.2°F 49.7°F 49.5°F
Dec 24 50.5°F 49.7°F 50.0°F
Dec 25 50.4°F 49.6°F 50.5°F
Dec 26 50.1°F 47.9°F 49.2°F
Dec 27 49.8°F 47.4°F 47.9°F
Dec 28 49.5°F 47.8°F 47.1°F
Dec 29 49.1°F 46.3°F 47.4°F
Dec 30 49.1°F 46.0°F 47.3°F
Dec 31 49.2°F 47.7°F 47.0°F

Sea water temperature in Ravenna by month

In Ravenna, the months June through September offer comfortable swimming conditions, which amounts to 103 swimming days. The warmest water in Ravenna was recorded on July 20, 2024, reaching a 84.7°F. While the coldest temperature occurred on January 29, 2022, dipping to 43.1°F. The average readings by season are 48.8°F in Winter, 57.8°F in Spring, 78.2°F in Summer, and 66.9°F in Autumn. December's average temperature is a slight drop from November's average of 59.0°F. In January, the temperature is expected to decrease further, potentially averaging around 47.6°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Milano Marittima 52.4°F 12mi
Cattolica 51.2°F 41mi
Chioggia 54.0°F 56mi

* current water temperature in this city

** straight line distance from Ravenna