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İzmit in September

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

67.1 °F

Average:

72.8 °F

Maximum:

78.7 °F

Sea water temperature in İzmit in September

In the city of İzmit, the month of September is somewhat comfortable for swimming. The minimum recorded temperature during this month was 67.1°F on September 15, 2023, with an average temperature being 72.8°F and a maximum temperature reaching 78.7°F on September 1, 2022.

While some may find it enjoyable for a brief swim, others might consider it a bit too cold for extended periods in the water. In September, the sea temperature remains relatively stable. The average temperature stays close to 72.8°F throughout the month, with minimal changes.
Date 10 years average 2023 2022
Sep 1 75.5°F 74.9°F 78.7°F
Sep 2 75.6°F 76.0°F 77.5°F
Sep 3 75.3°F 74.6°F 76.9°F
Sep 4 75.2°F 74.5°F 78.5°F
Sep 5 75.3°F 76.1°F 77.8°F
Sep 6 75.0°F 75.6°F 76.5°F
Sep 7 74.7°F 74.5°F 75.8°F
Sep 8 74.4°F 74.0°F 74.8°F
Sep 9 73.8°F 71.2°F 73.4°F
Sep 10 73.2°F 71.3°F 71.1°F
Sep 11 73.0°F 70.1°F 70.7°F
Sep 12 72.7°F 68.0°F 71.5°F
Sep 13 72.6°F 68.2°F 70.5°F
Sep 14 72.3°F 67.6°F 70.6°F
Sep 15 72.2°F 67.1°F 71.2°F
Sep 16 72.4°F 69.0°F 70.9°F
Sep 17 72.6°F 70.1°F 71.7°F
Sep 18 72.7°F 71.6°F 71.8°F
Sep 19 72.7°F 70.8°F 73.0°F
Sep 20 72.4°F 70.2°F 71.3°F
Sep 21 72.2°F 69.2°F 71.7°F
Sep 22 72.0°F 69.5°F 72.1°F
Sep 23 71.7°F 69.5°F 70.7°F
Sep 24 71.5°F 70.3°F 69.9°F
Sep 25 71.3°F 70.8°F 69.6°F
Sep 26 71.1°F 72.1°F 68.7°F
Sep 27 70.8°F 70.6°F 68.3°F
Sep 28 70.6°F 70.7°F 68.6°F
Sep 29 70.3°F 69.1°F 68.7°F
Sep 30 70.4°F 69.5°F 69.1°F

Sea water temperature in İzmit by month

In İzmit, the months July through August offer comfortable swimming conditions, which amounts to 76 swimming days. The warmest water in İzmit was recorded on August 30, 2022, reaching a 80.4°F. While the coldest temperature occurred on February 21, 2017, dipping to 43.6°F. The average readings by season are 50.0°F in Winter, 55.3°F in Spring, 74.1°F in Summer, and 66.5°F in Autumn. September's average temperature is a slight drop from August's average of 76.4°F. In October, the temperature is expected to decrease further, potentially averaging around 66.5°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Yalova 59.7°F 35mi
Maltepe 60.5°F 42mi
Umraniye 59.5°F 45mi
Üsküdar 59.6°F 51mi
Kocaali 61.5°F 52mi
Istanbul 60.1°F 54mi
Bursa 62.4°F 60mi

* current water temperature in this city

** straight line distance from İzmit