All data are in degrees Fahrenheit

en

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

70.8

°F

October 14, 11:47

Trend:

decreasing

Yesterday:

71.2°F

Tomorrow:

70.6°F

Sunrise:

05:45

Sunset:

17:07

Day Length:

11 h. 22 min.

Matsudo in October

Minimum:

49.4°F

Average:

52.5°F

Maximum:

58.0°F

Sea water temperature in Matsudo today

As of now, in Matsudo, the water temperature is 70.8°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.1°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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 73.9°F on 2024, while the historical minimum was 70.5°F on 2025.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 69.6°F, the minimum temperature may reach 68.9°F, and the maximum might stay at 70.6°F.

Daily water temperature in Matsudo

Date Current Year

actual* / forecast**

last year 10 years average
Sep 30 74.7°F 77.4°F 76.0°F
Oct 1 74.3°F 76.9°F 75.5°F
Oct 2 74.2°F 76.7°F 75.1°F
Oct 3 74.3°F 76.4°F 74.8°F
Oct 4 72.3°F 76.3°F 74.7°F
Oct 5 71.9°F 76.0°F 74.4°F
Oct 6 71.9°F 75.7°F 74.3°F
Oct 7 73.4°F 75.1°F 74.4°F
Oct 8 72.8°F 74.6°F 74.0°F
Oct 9 72.5°F 74.3°F 73.5°F
Oct 10 72.2°F 72.2°F 73.1°F
Oct 11 71.4°F 72.0°F 72.5°F
Oct 12 71.9°F 71.9°F 72.4°F
Oct 13 71.2°F 71.7°F 72.3°F
Oct 14 70.8°F 70.5°F 72.0°F
Oct 15 70.6°F 70.6°F 71.7°F
Oct 16 70.3°F 70.5°F 71.4°F
Oct 17 70.0°F 70.0°F 71.1°F
Oct 18 69.2°F 69.4°F 70.4°F
Oct 19 69.2°F 70.1°F 70.4°F
Oct 20 69.0°F 71.0°F 70.2°F
Oct 21 68.9°F 71.0°F 70.1°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.

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 70.8°F 7mi
Tokyo 71.4°F 13mi
Chiba 73.2°F 17mi
Kawasaki 71.9°F 21mi
Ichihara 73.5°F 21mi
Kisarazu 73.0°F 27mi
Yokohama 72.4°F 28mi
Kimitsu 73.1°F 30mi
Futtsu 73.4°F 33mi
Yokosuka 72.5°F 37mi

* current water temperature in this city

** straight line distance from Matsudo