Water temperature in Tokyo
83.6
°F
August 26, 11:21
Trend:
increasingYesterday:
83.5°FTomorrow:
83.9°F
Sunrise:
Sunset:
Day Length:
13 h. 10 min.Tokyo in September
Minimum:
51.7°FAverage:
53.9°FMaximum:
57.7°FSea water temperature in Tokyo today
As of now, in Tokyo, the water temperature is 83.6°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 1.1°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.Recent sea temperature and forecast
Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 85.1°F on 2025, while the historical minimum was 80.6°F on 2018.
Daily water temperature in Tokyo
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Aug 12 | 81.0°F | 83.0°F | 82.1°F |
| Aug 13 | 80.5°F | 82.7°F | 82.3°F |
| Aug 14 | 80.6°F | 82.4°F | 82.7°F |
| Aug 15 | 80.3°F | 82.6°F | 82.4°F |
| Aug 16 | 79.8°F | 83.0°F | 82.5°F |
| Aug 17 | 78.5°F | 82.5°F | 82.0°F |
| Aug 18 | 80.4°F | 83.5°F | 81.7°F |
| Aug 19 | 81.0°F | 84.3°F | 82.1°F |
| Aug 20 | 80.8°F | 83.4°F | 82.1°F |
| Aug 21 | 81.9°F | 85.0°F | 82.4°F |
| Aug 22 | 82.1°F | 83.6°F | 82.4°F |
| Aug 23 | 82.0°F | 83.6°F | 82.3°F |
| Aug 24 | 82.3°F | 85.3°F | 82.4°F |
| Aug 25 | 83.5°F | 84.7°F | 82.4°F |
| Aug 26 | 83.6°F | 85.1°F | 82.5°F |
| Aug 27 | 83.9°F | 85.4°F | 82.8°F |
| Aug 28 | 83.8°F | 84.7°F | 82.7°F |
| Aug 29 | 83.6°F | 84.3°F | 82.5°F |
| Aug 30 | 83.2°F | 83.6°F | 82.1°F |
| Aug 31 | 83.5°F | 86.2°F | 82.4°F |
| Sep 1 | 83.1°F | 85.7°F | 82.0°F |
| Sep 2 | 83.2°F | 86.1°F | 82.1°F |
* actual - actual temperature values
** forecast - projected values for the next week
Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.
Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.
Popular neighboring cities and resorts
| City | Water temperature* | Distance** |
|---|---|---|
| Kawasaki |
83.0°F
|
12mi |
| Matsudo |
84.6°F
|
13mi |
| Honchō |
84.6°F
|
17mi |
| Yokohama |
82.5°F
|
18mi |
| Chiba |
84.8°F
|
25mi |
| Ichihara |
84.8°F
|
25mi |
| Kisarazu |
83.4°F
|
25mi |
| Kimitsu |
83.0°F
|
25mi |
| Fujisawa |
83.6°F
|
26mi |
| Futtsu |
82.6°F
|
27mi |
* current water temperature in this city
** straight line distance from Tokyo