All data are in degrees Fahrenheit

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Water temperature in Yonago

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

55.5

°F

April 2, 15:08

Trend:

stable

Yesterday:

55.3°F

Tomorrow:

55.4°F

Sunrise:

05:53

Sunset:

18:28

Day Length:

12 h. 35 min.

Yonago in April

Minimum:

57.1°F

Average:

58.8°F

Maximum:

60.1°F

Sea water temperature in Yonago today

As of now, in Yonago, the water temperature is 55.5°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 lower 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 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 57.3°F on 2021, while the historical minimum was 54.0°F on 2025.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 55.9°F, with minimum temperature starting at 55.4°F, while the maximum might reach 56.4°F.

Daily water temperature in Yonago

Date Current Year

actual* / forecast**

last year 10 years average
Mar 19 52.7°F 52.6°F 54.3°F
Mar 20 53.9°F 52.6°F 54.5°F
Mar 21 53.6°F 51.7°F 54.4°F
Mar 22 53.9°F 52.4°F 54.5°F
Mar 23 54.9°F 53.3°F 54.6°F
Mar 24 54.6°F 52.6°F 54.6°F
Mar 25 54.2°F 52.4°F 54.4°F
Mar 26 54.5°F 52.7°F 54.7°F
Mar 27 55.2°F 52.9°F 54.9°F
Mar 28 55.0°F 53.1°F 55.1°F
Mar 29 54.1°F 53.4°F 54.9°F
Mar 30 55.0°F 53.5°F 55.1°F
Mar 31 55.8°F 53.8°F 55.5°F
Apr 1 55.3°F 53.9°F 55.5°F
Apr 2 55.5°F 54.0°F 55.8°F
Apr 3 55.4°F 53.3°F 55.7°F
Apr 4 55.6°F 53.8°F 55.9°F
Apr 5 55.8°F 54.0°F 56.0°F
Apr 6 56.1°F 54.5°F 56.3°F
Apr 7 55.9°F 54.9°F 56.2°F
Apr 8 56.2°F 55.1°F 56.5°F
Apr 9 56.4°F 54.4°F 56.7°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 Yonago by month

In Yonago, the months July through September offer comfortable swimming conditions, which amounts to 109 swimming days.
The warmest water in Yonago was recorded on September 2, 2025, reaching a 86.9°F. While the coldest temperature occurred on March 1, 2025, dipping to 50.3°F. The average readings by season are 57.8°F in Winter, 58.5°F in Spring, 77.6°F in Summer, and 72.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kurashiki 56.2°F 64mi
Okayama 54.7°F 64mi
Fukuyama 55.6°F 66mi

* current water temperature in this city

** straight line distance from Yonago