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Niihama in July

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

72.0 °F

Average:

79.5 °F

Maximum:

86.7 °F

Sea water temperature in Niihama in July

In the city of Niihama, the month of July is a great time for swimming. The minimum recorded temperature during this month was 72.0°F on July 1, 2015, with an average temperature being 79.5°F and a maximum temperature reaching 86.7°F on July 27, 2018.

The watter temperature range during this month provides a satisfying and enjoyable experience in the water. Throughout the month of July, the sea temperature gradually gets warmer. Starting with an average temperature of 77.0°F at the beginning of the month, it steadily increases to around 82.1°F by the end.
Date 10 years average 2024 2023
Jul 1 75.5°F 74.1°F 76.5°F
Jul 2 76.0°F 75.0°F 76.0°F
Jul 3 76.3°F 76.1°F 77.2°F
Jul 4 76.8°F 79.2°F 76.4°F
Jul 5 76.9°F 78.2°F 76.4°F
Jul 6 77.5°F 80.6°F 77.6°F
Jul 7 77.6°F 80.4°F 79.1°F
Jul 8 77.8°F 81.7°F 77.8°F
Jul 9 77.7°F 81.0°F 77.4°F
Jul 10 77.9°F 80.9°F 78.2°F
Jul 11 78.1°F 80.6°F 77.1°F
Jul 12 78.1°F 80.3°F 79.1°F
Jul 13 78.3°F 80.3°F 79.0°F
Jul 14 78.9°F 80.4°F 79.2°F
Jul 15 79.1°F 80.4°F 79.2°F
Jul 16 79.6°F 80.6°F 81.2°F
Jul 17 79.6°F 80.4°F 84.1°F
Jul 18 79.8°F 82.1°F 83.2°F
Jul 19 79.9°F 81.6°F 83.6°F
Jul 20 80.6°F 83.8°F 83.3°F
Jul 21 80.8°F 83.1°F 82.2°F
Jul 22 81.4°F 85.6°F 83.6°F
Jul 23 81.2°F 84.6°F 83.7°F
Jul 24 81.6°F 85.7°F 83.4°F
Jul 25 81.6°F 85.1°F 82.9°F
Jul 26 82.1°F 85.9°F 83.6°F
Jul 27 82.3°F 84.4°F 83.2°F
Jul 28 82.8°F 85.5°F 85.4°F
Jul 29 83.2°F 86.4°F 85.2°F
Jul 30 83.0°F 85.2°F 85.7°F
Jul 31 83.2°F 85.7°F 84.8°F

Sea water temperature in Niihama by month

In Niihama, the months July through October offer comfortable swimming conditions, which amounts to 121 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 56.3°F in Winter, 58.9°F in Spring, 78.2°F in Summer, and 74.5°F in Autumn. The average temperature in July is slightly warmer than June's average of 71.7°F. And in August, the temperature is expected to rise further, potentially reaching an average of 83.5°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Saijō 66.8°F 8mi
Matsuyama 69.4°F 32mi
Marugame 67.6°F 35mi
Fukuyama 67.5°F 36mi
Takamatsu 68.1°F 50mi
Kurashiki 67.4°F 50mi
Hiroshima 68.3°F 58mi
Okayama 67.8°F 60mi

* current water temperature in this city

** straight line distance from Niihama