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Niihama in October

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

69.3 °F

Average:

75.3 °F

Maximum:

82.5 °F

Sea water temperature in Niihama in October

In the city of Niihama, the month of October is a great time for swimming. The minimum recorded temperature during this month was 69.3°F on October 31, 2015, with an average temperature being 75.3°F and a maximum temperature reaching 82.5°F on October 2, 2024.

The watter temperature range during this month provides a satisfying and enjoyable experience in the water. Throughout the month of October, the sea temperature gradually gets colder. Starting with an average temperature of 77.8°F at the beginning of the month, it steadily decreases to around 72.7°F by the end.
Date 10 years average 2024 2023
Oct 1 78.5°F 82.1°F 80.8°F
Oct 2 78.5°F 82.5°F 81.0°F
Oct 3 78.4°F 81.9°F 81.8°F
Oct 4 78.4°F 81.4°F 80.6°F
Oct 5 78.1°F 80.7°F 80.5°F
Oct 6 77.7°F 80.6°F 79.6°F
Oct 7 77.5°F 79.8°F 79.1°F
Oct 8 77.1°F 79.2°F 78.5°F
Oct 9 76.8°F 79.3°F 78.0°F
Oct 10 76.7°F 78.7°F 77.5°F
Oct 11 76.4°F 78.2°F 77.0°F
Oct 12 76.2°F 78.4°F 77.1°F
Oct 13 76.1°F 78.8°F 76.6°F
Oct 14 75.7°F 78.4°F 76.2°F
Oct 15 75.5°F 78.5°F 76.2°F
Oct 16 75.5°F 78.2°F 75.9°F
Oct 17 75.3°F 78.0°F 76.0°F
Oct 18 75.0°F 78.2°F 75.7°F
Oct 19 74.8°F 79.0°F 75.8°F
Oct 20 74.6°F 78.2°F 75.5°F
Oct 21 74.4°F 77.8°F 75.0°F
Oct 22 74.0°F 77.5°F 74.6°F
Oct 23 73.7°F 76.9°F 74.3°F
Oct 24 73.4°F 76.3°F 73.7°F
Oct 25 73.1°F 76.2°F 73.6°F
Oct 26 72.8°F 75.6°F 73.4°F
Oct 27 72.3°F 74.7°F 73.1°F
Oct 28 72.1°F 74.2°F 72.8°F
Oct 29 71.8°F 73.7°F 72.3°F
Oct 30 71.6°F 73.3°F 72.6°F
Oct 31 71.2°F 73.0°F 72.4°F

Sea water temperature in Niihama by month

In Niihama, the months July through October offer comfortable swimming conditions, which amounts to 122 swimming days. The warmest water in Niihama was recorded on August 3, 2024, reaching a 88.8°F. While the coldest temperature occurred on February 26, 2022, dipping to 48.0°F. The average readings by season are 56.1°F in Winter, 58.9°F in Spring, 78.5°F in Summer, and 74.7°F in Autumn. October's average temperature is a slight drop from September's average of 81.1°F. In November, the temperature is expected to decrease further, potentially averaging around 67.8°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Saijō 51.9°F 8mi
Matsuyama 53.7°F 32mi
Marugame 50.9°F 35mi
Fukuyama 49.9°F 36mi
Takamatsu 49.4°F 50mi
Kurashiki 49.5°F 50mi
Hiroshima 52.5°F 58mi
Okayama 49.4°F 60mi

* current water temperature in this city

** straight line distance from Niihama