All data are in degrees Fahrenheit

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Water temperature in Beppu

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

85.6

°F

July 31, 12:07

Trend:

increasing

Yesterday:

85.3°F

Tomorrow:

86.1°F

Sunrise:

05:26

Sunset:

19:15

Day Length:

13 h. 49 min.

Beppu in August

Minimum:

57.8°F

Average:

59.0°F

Maximum:

60.1°F

Sea water temperature in Beppu today

As of now, in Beppu, the water temperature is 85.6°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 4.1°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 83.2°F on 2024, while the historical minimum was 79.2°F on 2020.

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 86.6°F, with minimum temperature starting at 86.1°F, while the maximum might reach 87.2°F.

Daily water temperature in Beppu

Date Current Year

actual* / forecast**

last year 10 years average
Jul 17 81.0°F 81.5°F 78.8°F
Jul 18 80.6°F 81.0°F 79.2°F
Jul 19 81.7°F 79.7°F 79.4°F
Jul 20 80.0°F 79.5°F 79.6°F
Jul 21 80.9°F 78.9°F 79.9°F
Jul 22 84.2°F 79.8°F 80.6°F
Jul 23 85.0°F 80.2°F 80.2°F
Jul 24 83.3°F 80.2°F 80.3°F
Jul 25 84.4°F 78.7°F 80.6°F
Jul 26 84.1°F 78.8°F 80.5°F
Jul 27 85.4°F 78.1°F 80.7°F
Jul 28 84.7°F 78.4°F 80.9°F
Jul 29 84.9°F 79.8°F 81.6°F
Jul 30 85.3°F 80.1°F 81.2°F
Jul 31 85.6°F 80.6°F 81.5°F
Aug 1 86.1°F 81.6°F 82.0°F
Aug 2 86.4°F 82.4°F 82.3°F
Aug 3 86.5°F 82.7°F 82.4°F
Aug 4 87.2°F 82.4°F 83.1°F
Aug 5 86.9°F 82.8°F 82.8°F
Aug 6 86.8°F 83.0°F 82.7°F
Aug 7 86.7°F 83.5°F 82.6°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 Beppu by month

In Beppu, the months July through October offer comfortable swimming conditions, which amounts to 119 swimming days.
The warmest water in Beppu was recorded on August 6, 2024, reaching a 87.8°F. While the coldest temperature occurred on March 26, 2025, dipping to 51.2°F. The average readings by season are 59.2°F in Winter, 59.8°F in Spring, 77.3°F in Summer, and 74.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Ōita 86.6°F 7mi
Kitakyushu 86.0°F 54mi
Shimonoseki 85.4°F 57mi
Kumamoto 87.8°F 57mi
Iwakuni 84.0°F 74mi

* current water temperature in this city

** straight line distance from Beppu