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Piran in May

Find out everything about the water temperature in Piran 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:

57.2 °F

Average:

64.0 °F

Maximum:

73.2 °F

Sea water temperature in Piran in May

In the city of Piran, the month of May is somewhat too cool for swimming. The minimum recorded temperature during this month was 57.2°F on May 4, 2023, with an average temperature being 64.0°F and a maximum temperature reaching 73.2°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 61.0°F at the beginning of the month, it steadily increases to around 66.8°F by the end.
Date 10 years average 2024 2023
May 1 59.4°F 58.9°F 58.5°F
May 2 60.2°F 60.4°F 59.1°F
May 3 60.5°F 60.6°F 59.5°F
May 4 60.5°F 61.1°F 57.2°F
May 5 60.7°F 60.6°F 58.1°F
May 6 61.1°F 61.3°F 60.0°F
May 7 61.6°F 61.9°F 60.6°F
May 8 61.7°F 62.0°F 62.3°F
May 9 61.8°F 61.4°F 60.6°F
May 10 62.2°F 60.6°F 61.5°F
May 11 63.1°F 61.5°F 61.8°F
May 12 63.4°F 61.7°F 61.8°F
May 13 63.8°F 62.2°F 62.2°F
May 14 64.0°F 62.3°F 62.6°F
May 15 64.1°F 63.8°F 62.5°F
May 16 64.3°F 64.0°F 61.1°F
May 17 64.2°F 62.3°F 61.0°F
May 18 64.2°F 63.9°F 58.6°F
May 19 64.5°F 65.2°F 58.2°F
May 20 64.5°F 64.9°F 58.9°F
May 21 64.6°F 64.9°F 59.2°F
May 22 65.3°F 65.7°F 61.1°F
May 23 65.8°F 66.2°F 63.3°F
May 24 66.4°F 66.8°F 64.2°F
May 25 66.5°F 66.8°F 64.3°F
May 26 67.1°F 67.4°F 65.8°F
May 27 67.4°F 67.8°F 66.0°F
May 28 67.9°F 68.3°F 65.4°F
May 29 68.0°F 68.4°F 66.8°F
May 30 68.0°F 68.4°F 66.1°F
May 31 67.9°F 68.2°F 65.1°F

Sea water temperature in Piran by month

In Piran, the months June through September offer comfortable swimming conditions, which amounts to 101 swimming days. The warmest water in Piran was recorded on July 23, 2015, reaching a 85.5°F. While the coldest temperature occurred on March 9, 2018, dipping to 47.3°F. The average readings by season are 52.4°F in Winter, 57.1°F in Spring, 76.8°F in Summer, and 67.8°F in Autumn. The average temperature in May is slightly warmer than April's average of 56.1°F. And in June, the temperature is expected to rise further, potentially reaching an average of 73.5°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Trieste 65.2°F 13mi
Poreč 66.1°F 21mi
Lignano Sabbiadoro 66.0°F 24mi
Rovinj 64.8°F 31mi
Caorle 65.7°F 34mi
Lovran 65.2°F 38mi
Rabac 64.9°F 42mi
Rijeka 64.6°F 44mi
Lido di Jesolo 66.4°F 45mi

* current water temperature in this city

** straight line distance from Piran