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Naples in May

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

60.6 °F

Average:

66.0 °F

Maximum:

72.8 °F

Sea water temperature in Naples in May

In the city of Naples, the month of May is somewhat too cool for swimming. The minimum recorded temperature during this month was 60.6°F on May 1, 2022, with an average temperature being 66.0°F and a maximum temperature reaching 72.8°F on May 31, 2018.

Most people would find such water temperature somewhat too cold for swimming. Throughout the month of May, the sea temperature gradually gets warmer. Starting with an average temperature of 63.6°F at the beginning of the month, it steadily increases to around 68.2°F by the end.
Date 10 years average 2024 2023
May 1 62.7°F 64.5°F 62.7°F
May 2 63.1°F 64.8°F 62.9°F
May 3 63.1°F 64.2°F 63.0°F
May 4 63.2°F 63.9°F 63.0°F
May 5 63.4°F 63.4°F 63.1°F
May 6 63.6°F 63.8°F 64.0°F
May 7 64.0°F 65.5°F 64.3°F
May 8 64.1°F 64.5°F 64.2°F
May 9 64.3°F 64.1°F 64.2°F
May 10 64.6°F 64.4°F 64.4°F
May 11 65.1°F 64.9°F 64.7°F
May 12 65.2°F 65.0°F 64.8°F
May 13 65.8°F 65.6°F 65.4°F
May 14 65.9°F 65.7°F 65.5°F
May 15 66.1°F 66.7°F 65.6°F
May 16 66.1°F 66.9°F 65.8°F
May 17 66.3°F 68.6°F 66.1°F
May 18 66.5°F 68.8°F 65.3°F
May 19 66.7°F 68.9°F 65.5°F
May 20 66.7°F 68.5°F 65.4°F
May 21 67.0°F 69.3°F 65.7°F
May 22 67.0°F 68.8°F 65.9°F
May 23 67.1°F 69.0°F 65.5°F
May 24 67.6°F 69.5°F 66.0°F
May 25 67.8°F 69.3°F 67.0°F
May 26 68.2°F 69.0°F 67.2°F
May 27 68.6°F 69.8°F 67.4°F
May 28 68.9°F 69.8°F 69.0°F
May 29 69.1°F 70.6°F 69.4°F
May 30 69.4°F 70.6°F 70.0°F
May 31 69.6°F 70.5°F 70.2°F

Sea water temperature in Naples by month

In Naples, the months June through September offer comfortable swimming conditions, which amounts to 118 swimming days. The warmest water in Naples was recorded on July 25, 2023, reaching a 86.3°F. While the coldest temperature occurred on March 13, 2022, dipping to 56.0°F. The average readings by season are 60.4°F in Winter, 61.4°F in Spring, 78.1°F in Summer, and 72.4°F in Autumn. The average temperature in May is slightly warmer than April's average of 60.3°F. And in June, the temperature is expected to rise further, potentially reaching an average of 73.9°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Porto 67.4°F 1mi
Massa Lubrense 67.3°F 18mi
Capri 67.1°F 21mi
Forio 67.1°F 23mi
Amalfi 67.3°F 23mi
Maiori 67.3°F 24mi

* current water temperature in this city

** straight line distance from Naples