All data are in degrees Fahrenheit

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Water temperature in Matsudo

Detailed information about the current water temperature in Matsudo. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Matsudo now

81.5

°F

September 2, 02:10

Trend:

decreasing

Yesterday:

81.7°F

Tomorrow:

81.2°F

Sunrise:

05:12

Sunset:

18:08

Day Length:

12 h. 56 min.

Matsudo in September

Minimum:

50.5°F

Average:

52.8°F

Maximum:

57.9°F

Sea water temperature in Matsudo today

As of now, in Matsudo, the water temperature is 81.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.9°F lower 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling 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 86.3°F on 2025, while the historical minimum was 79.1°F on 2017.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 80.7°F, the minimum temperature may reach 80.5°F, and the maximum might stay at 81.2°F.

Daily water temperature in Matsudo

Date Current Year

actual* / forecast**

last year 10 years average
Aug 19 80.8°F 83.9°F 82.3°F
Aug 20 82.7°F 83.6°F 82.5°F
Aug 21 83.4°F 84.7°F 82.9°F
Aug 22 83.8°F 84.6°F 83.1°F
Aug 23 83.3°F 85.0°F 83.0°F
Aug 24 83.3°F 83.7°F 82.7°F
Aug 25 84.2°F 85.2°F 82.8°F
Aug 26 84.1°F 87.0°F 83.2°F
Aug 27 83.6°F 86.0°F 83.4°F
Aug 28 83.8°F 85.0°F 83.2°F
Aug 29 83.1°F 85.4°F 83.1°F
Aug 30 83.1°F 84.3°F 82.7°F
Aug 31 82.5°F 86.5°F 82.7°F
Sep 1 81.7°F 87.1°F 82.6°F
Sep 2 81.5°F 86.3°F 82.4°F
Sep 3 81.2°F 85.3°F 82.1°F
Sep 4 80.7°F 84.3°F 81.6°F
Sep 5 80.7°F 83.6°F 81.6°F
Sep 6 80.5°F 83.4°F 81.4°F
Sep 7 80.5°F 84.2°F 81.4°F
Sep 8 80.5°F 83.4°F 81.4°F
Sep 9 80.5°F 85.1°F 81.4°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.

Sea water temperature in Matsudo by month

In Matsudo, the months July through September offer comfortable swimming conditions, which amounts to 111 swimming days.
The warmest water in Matsudo was recorded on July 30, 2024, reaching a 88.7°F. While the coldest temperature occurred on February 3, 2026, dipping to 45.8°F. The average readings by season are 53.9°F in Winter, 60.4°F in Spring, 78.4°F in Summer, and 71.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Honchō 81.5°F 7mi
Tokyo 81.4°F 13mi
Chiba 81.6°F 17mi
Kawasaki 81.3°F 21mi
Ichihara 81.8°F 21mi
Kisarazu 82.0°F 27mi
Yokohama 80.5°F 28mi
Kimitsu 81.9°F 30mi
Futtsu 81.5°F 33mi
Yokosuka 80.0°F 37mi

* current water temperature in this city

** straight line distance from Matsudo