All data are in degrees Fahrenheit

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Water temperature in Matsuyama

Detailed information about the current water temperature in Matsuyama. 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 Matsuyama now

56.6

°F

January 23, 03:08

Trend:

increasing

Yesterday:

56.4°F

Tomorrow:

56.7°F

Sunrise:

07:12

Sunset:

17:30

Day Length:

10 h. 18 min.

Matsuyama in January

Minimum:

57.5°F

Average:

59.5°F

Maximum:

61.0°F

Sea water temperature in Matsuyama today

As of now, in Matsuyama, the water temperature is 56.6°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.3°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly 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 57.8°F on 2020, while the historical minimum was 55.2°F on 2022.

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 55.9°F, the minimum temperature may reach 55.3°F, and the maximum might stay at 56.7°F.

Daily water temperature in Matsuyama

Date Current Year

actual* / forecast**

last year 10 years average
Jan 9 58.6°F 57.0°F 57.8°F
Jan 10 58.0°F 57.3°F 57.6°F
Jan 11 58.0°F 57.2°F 57.5°F
Jan 12 57.6°F 57.2°F 57.4°F
Jan 13 57.7°F 56.9°F 57.3°F
Jan 14 57.5°F 56.7°F 57.5°F
Jan 15 57.5°F 57.3°F 57.3°F
Jan 16 57.1°F 56.4°F 57.1°F
Jan 17 55.8°F 56.5°F 57.0°F
Jan 18 56.5°F 55.9°F 56.8°F
Jan 19 57.0°F 56.0°F 56.9°F
Jan 20 56.5°F 55.7°F 56.6°F
Jan 21 56.7°F 55.4°F 56.3°F
Jan 22 56.4°F 55.2°F 56.2°F
Jan 23 56.6°F 55.5°F 56.4°F
Jan 24 56.7°F 55.5°F 56.4°F
Jan 25 56.2°F 55.0°F 55.9°F
Jan 26 55.9°F 55.0°F 55.7°F
Jan 27 55.8°F 55.1°F 55.6°F
Jan 28 55.7°F 55.1°F 55.4°F
Jan 29 55.5°F 54.8°F 55.2°F
Jan 30 55.3°F 54.0°F 55.0°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 Matsuyama by month

In Matsuyama, the months July through October offer comfortable swimming conditions, which amounts to 108 swimming days.
The warmest water in Matsuyama was recorded on August 19, 2024, reaching a 81.8°F. While the coldest temperature occurred on March 5, 2022, dipping to 50.0°F. The average readings by season are 57.8°F in Winter, 56.9°F in Spring, 73.3°F in Summer, and 73.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Saijō 56.0°F 25mi
Niihama 54.9°F 32mi
Iwakuni 55.1°F 38mi
Hiroshima 55.0°F 43mi
Fukuyama 53.5°F 56mi

* current water temperature in this city

** straight line distance from Matsuyama