Iwakuni in August
Find out everything about the water temperature in Iwakuni in August. Average, minimum and maximum recorded temperatures as well as daily temperature in August for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in August
Minimum:
76.8 °F
Average:
81.9 °F
Maximum:
86.1 °F
Sea water temperature in Iwakuni in August
In the city of Iwakuni, the month of August is a great time for swimming. The minimum recorded temperature during this month was 76.8°F on August 31, 2016, with an average temperature being 81.9°F and a maximum temperature reaching 86.1°F on August 9, 2024.
| Date | 10 years average | 2025 | 2024 |
|---|---|---|---|
| Aug 1 | 82.0°F | 80.6°F | 84.4°F |
| Aug 2 | 82.1°F | 82.9°F | 85.1°F |
| Aug 3 | 82.5°F | 83.2°F | 85.6°F |
| Aug 4 | 82.7°F | 84.2°F | 85.2°F |
| Aug 5 | 82.8°F | 83.2°F | 86.0°F |
| Aug 6 | 82.7°F | 81.7°F | 85.7°F |
| Aug 7 | 82.8°F | 82.3°F | 85.5°F |
| Aug 8 | 83.0°F | 81.9°F | 85.3°F |
| Aug 9 | 83.0°F | 81.9°F | 86.1°F |
| Aug 10 | 82.1°F | 81.0°F | 85.1°F |
| Aug 11 | 81.7°F | 80.6°F | 84.7°F |
| Aug 12 | 81.8°F | 81.7°F | 84.8°F |
| Aug 13 | 81.6°F | 81.5°F | 84.7°F |
| Aug 14 | 81.9°F | 81.8°F | 84.9°F |
| Aug 15 | 82.2°F | 82.6°F | 85.3°F |
| Aug 16 | 82.3°F | 82.9°F | 84.5°F |
| Aug 17 | 82.0°F | 83.5°F | 84.0°F |
| Aug 18 | 81.8°F | 83.1°F | 84.9°F |
| Aug 19 | 81.7°F | 83.0°F | 85.2°F |
| Aug 20 | 81.9°F | 83.2°F | 84.8°F |
| Aug 21 | 81.6°F | 83.0°F | 81.4°F |
| Aug 22 | 81.5°F | 83.5°F | 81.2°F |
| Aug 23 | 81.6°F | 83.9°F | 82.1°F |
| Aug 24 | 81.4°F | 83.2°F | 83.8°F |
| Aug 25 | 81.6°F | 84.1°F | 84.0°F |
| Aug 26 | 81.4°F | 84.3°F | 82.3°F |
| Aug 27 | 81.1°F | 82.9°F | 82.9°F |
| Aug 28 | 81.2°F | 82.4°F | 84.0°F |
| Aug 29 | 81.2°F | 82.8°F | 83.4°F |
| Aug 30 | 81.1°F | 83.4°F | 83.0°F |
| Aug 31 | 81.3°F | 83.4°F | 84.2°F |
In Iwakuni, the months July through October offer comfortable swimming conditions, which amounts to 114 swimming days.
The warmest water in Iwakuni was recorded on August 9, 2024, reaching a 86.1°F. While the coldest temperature occurred on February 16, 2018, dipping to 48.6°F. The average readings by season are 56.8°F in Winter, 57.8°F in Spring, 76.6°F in Summer, and 73.9°F in Autumn.
In August, the temperature is higher than July's average of 78.2°F and September's average of 79.1°F.
