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

59.0

°F

April 16, 01:57

Trend:

increasing

Yesterday:

58.8°F

Tomorrow:

59.3°F

Sunrise:

05:34

Sunset:

18:40

Day Length:

13 h. 6 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 59.0°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 1.8°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 rise a bit.

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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 60.3°F on 2024, while the historical minimum was 55.1°F on 2025.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 60.0°F, with minimum temperature starting at 59.3°F, while the maximum might reach 60.8°F.

Daily water temperature in Yonago

Date Current Year

actual* / forecast**

last year 10 years average
Apr 2 55.9°F 54.0°F 55.8°F
Apr 3 56.3°F 53.3°F 55.8°F
Apr 4 57.2°F 53.8°F 56.0°F
Apr 5 58.3°F 54.0°F 56.2°F
Apr 6 57.5°F 54.5°F 56.4°F
Apr 7 58.4°F 54.9°F 56.4°F
Apr 8 57.5°F 55.1°F 56.6°F
Apr 9 57.6°F 54.4°F 56.8°F
Apr 10 57.5°F 55.1°F 56.7°F
Apr 11 57.9°F 54.8°F 56.6°F
Apr 12 58.6°F 55.4°F 56.9°F
Apr 13 59.1°F 55.5°F 57.1°F
Apr 14 58.4°F 55.8°F 57.3°F
Apr 15 58.8°F 55.6°F 56.9°F
Apr 16 59.0°F 55.1°F 57.1°F
Apr 17 59.3°F 55.5°F 57.4°F
Apr 18 59.6°F 56.3°F 57.8°F
Apr 19 59.7°F 57.2°F 57.9°F
Apr 20 60.1°F 57.5°F 58.2°F
Apr 21 60.5°F 58.0°F 58.6°F
Apr 22 60.4°F 57.1°F 58.6°F
Apr 23 60.8°F 57.4°F 59.0°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 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 59.0°F 64mi
Okayama 58.3°F 64mi
Fukuyama 59.3°F 66mi

* current water temperature in this city

** straight line distance from Yonago