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

81.6

°F

July 20, 00:42

Trend:

increasing

Yesterday:

81.1°F

Tomorrow:

82.0°F

Sunrise:

05:06

Sunset:

19:20

Day Length:

14 h. 14 min.

Yonago in July

Minimum:

57.1°F

Average:

58.4°F

Maximum:

59.7°F

Sea water temperature in Yonago today

As of now, in Yonago, the water temperature is 81.6°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.3°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 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 81.5°F on 2018, while the historical minimum was 75.8°F on 2019.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 83.0°F, with minimum temperature starting at 82.0°F, while the maximum might reach 84.1°F.

Daily water temperature in Yonago

Date Current Year

actual* / forecast**

last year 10 years average
Jul 6 75.0°F 81.3°F 76.0°F
Jul 7 75.3°F 80.6°F 76.5°F
Jul 8 76.5°F 80.7°F 76.7°F
Jul 9 78.5°F 81.6°F 77.1°F
Jul 10 79.0°F 83.0°F 77.7°F
Jul 11 79.1°F 82.7°F 77.6°F
Jul 12 80.3°F 81.9°F 77.7°F
Jul 13 79.4°F 81.8°F 77.7°F
Jul 14 80.4°F 82.1°F 77.9°F
Jul 15 80.9°F 80.8°F 78.0°F
Jul 16 80.1°F 81.4°F 78.4°F
Jul 17 80.4°F 81.3°F 78.6°F
Jul 18 80.0°F 81.3°F 78.8°F
Jul 19 81.1°F 81.6°F 78.9°F
Jul 20 81.6°F 81.4°F 79.3°F
Jul 21 82.0°F 81.7°F 79.8°F
Jul 22 82.4°F 82.8°F 80.1°F
Jul 23 82.6°F 83.2°F 80.3°F
Jul 24 83.1°F 83.9°F 80.9°F
Jul 25 83.5°F 84.1°F 81.2°F
Jul 26 83.7°F 84.6°F 81.4°F
Jul 27 84.1°F 84.8°F 81.9°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 106 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, 58.6°F in Spring, 77.6°F in Summer, and 72.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kurashiki 81.7°F 64mi
Okayama 82.3°F 64mi
Fukuyama 82.3°F 66mi

* current water temperature in this city

** straight line distance from Yonago