Water temperature in Yokkaichi in September
Is it warm enough to swim in Yokkaichi in September? Average water temperature in Yokkaichi in September is 26°C and therefore suitable for comfortable swimming. The warmest sea in Yokkaichi in September is 30.2°C, and the coldest is 23°C. Average high air temperature in Yokkaichi in September is 27°C, and average low temperature is 19°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Yokkaichi
Changes water temperature in Yokkaichi in September 2025, 2024
To get an accurate forecast for the water temperature in Yokkaichi for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Yokkaichi, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.
You can choose any other years:
| Day | 2025 | 2024 | Min | Max |
|---|---|---|---|---|
| 1 September | 29.9°C | 27.8°C | 25.4°C | 29.9°C |
| 2 September | 29.4°C | 28°C | 25.1°C | 29.4°C |
| 3 September | 29.1°C | 27.1°C | 24.8°C | 29.1°C |
| 4 September | 28.9°C | 28.6°C | 24.7°C | 29.5°C |
| 5 September | 28.4°C | 28.5°C | 24.7°C | 30.2°C |
| 6 September | 27.5°C | 28.6°C | 24.9°C | 29°C |
| 7 September | 28.4°C | 28.9°C | 25.3°C | 28.9°C |
| 8 September | 29.3°C | 29.3°C | 24.8°C | 29.3°C |
| 9 September | 29.7°C | 29.9°C | 24.9°C | 29.9°C |
| 10 September | 29.3°C | 29°C | 24.9°C | 29.3°C |
| 11 September | 29°C | 28.9°C | 24.6°C | 29°C |
| 12 September | 28.8°C | 29.6°C | 24.6°C | 29.6°C |
| 13 September | 27.8°C | 29.9°C | 24.5°C | 29.9°C |
| 14 September | 28.1°C | 29.4°C | 24.4°C | 29.4°C |
| 15 September | 28.1°C | 29°C | 24.2°C | 29°C |
| Day | 2025 | 2024 | Min | Max |
|---|---|---|---|---|
| 16 September | 28.4°C | 29.6°C | 24.1°C | 29.6°C |
| 17 September | 28.6°C | 30.1°C | 23.7°C | 30.1°C |
| 18 September | 28.1°C | 29.8°C | 23.8°C | 29.8°C |
| 19 September | 27.8°C | 30°C | 23.6°C | 30°C |
| 20 September | 26.6°C | 30.1°C | 23.4°C | 30.1°C |
| 21 September | 25.9°C | 29.7°C | 23.3°C | 29.7°C |
| 22 September | 25.5°C | 28.9°C | 23.3°C | 28.9°C |
| 23 September | 25.3°C | 28.5°C | 23.3°C | 28.5°C |
| 24 September | 25.1°C | 27.5°C | 23.4°C | 27.5°C |
| 25 September | 24.7°C | 27.2°C | 23.4°C | 27.2°C |
| 26 September | 24.9°C | 26.9°C | 23.3°C | 26.9°C |
| 27 September | 26.5°C | 23°C | 27.3°C | |
| 28 September | 26.1°C | 23.3°C | 26.9°C | |
| 29 September | 25.8°C | 23.2°C | 26.5°C | |
| 30 September | 25.6°C | 23°C | 26.7°C |
Average water temperature in Yokkaichi in September over a decade
| 2015 | 2016 | 2017 | 2018 | 2019 |
| 24.4°C | 25.7°C | 25.3°C | 25.7°C | 26.6°C |
| 2020 | 2021 | 2022 | 2023 | 2024 |
| 26.6°C | 25.6°C | 26.7°C | 28.3°C | 28.5°C |
Yokkaichi sea state in September
Chart comparing the height of waves in Yokkaichi in September over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.
Weather and climate in Yokkaichi in September
This data display average monthly climate indicators in Yokkaichi in September based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip
- Average HIGH temperature27°C
- Average LOW temperature19°C
- Average humidity
77 - Average rainfall9.5''/241mm
- Average sunshine4.5h
Yokkaichi water temperature during other months:
You can also view information about water temperature for other months by clicking on the month button below
