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İzmit in May

Find out everything about the water temperature in İzmit 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:

54.8 °F

Average:

61.9 °F

Maximum:

72.2 °F

Sea water temperature in İzmit in May

In the city of İzmit, the month of May is somewhat too cool for swimming. The minimum recorded temperature during this month was 54.8°F on May 3, 2025, with an average temperature being 61.9°F and a maximum temperature reaching 72.2°F on May 31, 2019.

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 59.2°F at the beginning of the month, it steadily increases to around 64.9°F by the end.
Date 10 years average 2025 2024
May 1 58.6°F 56.6°F 60.4°F
May 2 58.6°F 56.4°F 60.2°F
May 3 58.4°F 54.8°F 58.2°F
May 4 58.6°F 55.0°F 58.4°F
May 5 58.7°F 56.9°F 58.5°F
May 6 59.1°F 57.1°F 61.4°F
May 7 59.4°F 60.6°F 61.2°F
May 8 59.8°F 61.9°F 61.9°F
May 9 60.1°F 62.3°F 63.8°F
May 10 60.4°F 62.5°F 63.3°F
May 11 60.2°F 62.4°F 63.2°F
May 12 60.0°F 62.2°F 62.9°F
May 13 60.2°F 58.9°F 63.2°F
May 14 60.6°F 58.9°F 63.6°F
May 15 61.0°F 57.1°F 60.1°F
May 16 61.3°F 59.3°F 59.6°F
May 17 61.8°F 58.8°F 60.0°F
May 18 62.2°F 58.8°F 61.1°F
May 19 62.9°F 59.5°F 61.9°F
May 20 63.2°F 60.2°F 63.3°F
May 21 63.5°F 61.4°F 63.4°F
May 22 64.0°F 62.6°F 65.0°F
May 23 64.0°F 64.9°F 65.1°F
May 24 64.7°F 66.4°F 65.1°F
May 25 64.9°F 66.8°F 65.0°F
May 26 64.9°F 66.5°F 64.8°F
May 27 65.3°F 67.1°F 64.0°F
May 28 65.2°F 66.2°F 64.7°F
May 29 65.8°F 66.8°F 64.1°F
May 30 65.9°F 66.4°F 64.5°F
May 31 66.2°F 67.3°F 65.2°F

Sea water temperature in İzmit by month

In İzmit, the months July through August offer comfortable swimming conditions, which amounts to 72 swimming days. The warmest water in İzmit was recorded on July 20, 2024, reaching a 80.7°F. While the coldest temperature occurred on February 21, 2017, dipping to 43.6°F. The average readings by season are 50.1°F in Winter, 55.3°F in Spring, 74.1°F in Summer, and 66.6°F in Autumn. The average temperature in May is slightly warmer than April's average of 54.6°F. And in June, the temperature is expected to rise further, potentially reaching an average of 70.9°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Yalova 74.1°F 35mi
Maltepe 74.3°F 42mi
Umraniye 73.8°F 45mi
Üsküdar 73.3°F 51mi
Kocaali 78.2°F 52mi
Istanbul 73.6°F 54mi
Bursa 74.9°F 60mi

* current water temperature in this city

** straight line distance from İzmit