Koto Water Temperature
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The coldest month is February with an average water temperature of 56.8°F / 13.8°C.
December is the driest at 0.3in / 8.4mm and June the wettest month with 5.9in / 149.9mm.
With an average air temperature of 79.7°F / 26.5°C, August is the warmest month in a year. January is the coldest with 39.9°F / 4.4°C average air temperature.
The Climate is described as mild temperate climate with hot summer. Best time to Visit would be in June, July, August, September.
Koto Summary
| Description | Value | 
|---|---|
| Current water temperature | / | 
| Warmest Month Water Temperature: | August with 26.2°C / 79.2°F | 
| Coldest Month Water Temperature: | February with 13.8°C / 56.8°F | 
| Warmest Month Air Temperature: | August with 26.5°C / 79.7°F | 
| Coldest Month Air Temperature: | January with 4.4°C / 39.9°F | 
| Wettest Month: | June with 149.9mm / 5.9in | 
| Driest Month: | December with 8.4mm / 0.3in | 
| Highest Humidity | July with 83.3% | 
| Lowest Humidity | January with 67.5% | 
| Best Time to Visit: | June, July, August, September | 
| Climate Classification | mild temperate climate with hot summer | 
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Koto water temperature by month
Pacific Ocean water temperature by month
| Max. Water
     Temperature (°C)  | 
    ø. Water
     Temperature (°C)  | 
    Min. Water
     Temperature (°C)  | 
    |
|---|---|---|---|
| 
         January  | 
        15.8 | 14.9 | 14 | 
| 
         February  | 
        14.1 | 13.8 | 13.6 | 
| 
         March  | 
        14.7 | 14.3 | 13.9 | 
| 
         April  | 
        16.8 | 15.5 | 14.5 | 
| 
         May  | 
        19.7 | 18.1 | 16.8 | 
| 
         June  | 
        22.1 | 20.8 | 19.7 | 
| 
         July  | 
        25.3 | 23.7 | 22.1 | 
| 
         August  | 
        26.4 | 26.1 | 25.3 | 
| 
         September  | 
        26 | 25 | 23.7 | 
| 
         October  | 
        23.6 | 22.3 | 21 | 
| 
         November  | 
        21.1 | 19.8 | 18.4 | 
| 
         December  | 
        18.4 | 17.1 | 16 | 
Pacific Ocean water temperature by month
| Max. Water
     Temperature (°F)  | 
    ø. Water
     Temperature (°F)  | 
    Min. Water
     Temperature (°F)  | 
    |
|---|---|---|---|
| 
         January  | 
        60.4 | 58.8 | 57.2 | 
| 
         February  | 
        57.4 | 56.8 | 56.5 | 
| 
         March  | 
        58.5 | 57.7 | 57 | 
| 
         April  | 
        62.2 | 59.9 | 58.1 | 
| 
         May  | 
        67.5 | 64.6 | 62.2 | 
| 
         June  | 
        71.8 | 69.4 | 67.5 | 
| 
         July  | 
        77.5 | 74.7 | 71.8 | 
| 
         August  | 
        79.5 | 79 | 77.5 | 
| 
         September  | 
        78.8 | 77 | 74.7 | 
| 
         October  | 
        74.5 | 72.1 | 69.8 | 
| 
         November  | 
        70 | 67.6 | 65.1 | 
| 
         December  | 
        65.1 | 62.8 | 60.8 | 
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Koto weather today & 14-day weather forecast
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Koto weather by month / climate table
Max. Temperature °C | ø. Temperature °C | Min. Temperature (°C) | 
     Precip. (mm)  | 
    
     Rainy Days (d)  | 
    
     Rel. Humidity (%)  | 
    |
|---|---|---|---|---|---|---|
| 
         January  | 
        9.5 | 4.4 | -0.2 | 11.4 | 0 | 67.5% | 
| 
         February  | 
        11.4 | 5.2 | 0.5 | 10.1 | 0 | 68.6% | 
| 
         March  | 
        15 | 8.6 | 2.7 | 34.1 | 3 | 69.2% | 
| 
         April  | 
        19.2 | 13.4 | 7.4 | 43 | 1 | 73.1% | 
| 
         May  | 
        23.4 | 18.1 | 12.7 | 17.5 | 1 | 76.3% | 
| 
         June  | 
        26.4 | 21.4 | 16.5 | 149.9 | 10 | 81.7% | 
| 
         July  | 
        29.4 | 25.1 | 21.1 | 63.2 | 3 | 83.3% | 
| 
         August  | 
        30.6 | 26.5 | 23 | 66.4 | 3 | 81.1% | 
| 
         September  | 
        28.5 | 23.4 | 17.8 | 69.2 | 4 | 80.5% | 
| 
         October  | 
        24.2 | 18 | 12.3 | 111.9 | 0 | 78.3% | 
| 
         November  | 
        19.1 | 12.6 | 7.1 | 28.3 | 1 | 76.4% | 
| 
         December  | 
        13.4 | 7.3 | 1.6 | 8.4 | 1 | 71.4% | 
Max. Temperature °F | ø. Temperature °F | Min. Temperature (°F) | 
     Precip. (in)  | 
    
     Rainy Days (d)  | 
    
     Rel. Humidity (%)  | 
    |
|---|---|---|---|---|---|---|
| 
         January  | 
        49.1 | 39.9 | 31.6 | 0.4 | 0 | 67.5% | 
| 
         February  | 
        52.5 | 41.4 | 32.9 | 0.4 | 0 | 68.6% | 
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         March  | 
        59 | 47.5 | 36.9 | 1.3 | 3 | 69.2% | 
| 
         April  | 
        66.6 | 56.1 | 45.3 | 1.7 | 1 | 73.1% | 
| 
         May  | 
        74.1 | 64.6 | 54.9 | 0.7 | 1 | 76.3% | 
| 
         June  | 
        79.5 | 70.5 | 61.7 | 5.9 | 10 | 81.7% | 
| 
         July  | 
        84.9 | 77.2 | 70 | 2.5 | 3 | 83.3% | 
| 
         August  | 
        87.1 | 79.7 | 73.4 | 2.6 | 3 | 81.1% | 
| 
         September  | 
        83.3 | 74.1 | 64 | 2.7 | 4 | 80.5% | 
| 
         October  | 
        75.6 | 64.4 | 54.1 | 4.4 | 0 | 78.3% | 
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         November  | 
        66.4 | 54.7 | 44.8 | 1.1 | 1 | 76.4% | 
| 
         December  | 
        56.1 | 45.1 | 34.9 | 0.3 | 1 | 71.4% | 
Activities & POI in Koto
| Type of Activity | List | 
|---|---|
| Marina for Sailing, Boat adventures, fishing | 東京夢の島マリーナ | 
| Attraction | 河津桜, フジゴルフセンター, teamLab Boarderless, ライド.スタジオ, 大観覧車, MEGA WEB, トヨタシテイショウケース | 
| Golf Course | 若洲ゴルフリンクス |