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

79.6

°F

July 10, 15:41

Trend:

stable

Yesterday:

79.4°F

Tomorrow:

79.5°F

Sunrise:

05:12

Sunset:

19:26

Day Length:

14 h. 14 min.

Beppu in July

Minimum:

57.6°F

Average:

59.0°F

Maximum:

60.1°F

Sea water temperature in Beppu today

As of now, in Beppu, the water temperature is 79.6°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.5°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 notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 82.7°F on 2025, while the historical minimum was 73.8°F on 2020.

Over the last two weeks, the water temperature has stayed slightly lower 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 80.2°F, with minimum temperature starting at 79.5°F, while the maximum might reach 81.1°F.

Daily water temperature in Beppu

Date Current Year

actual* / forecast**

last year 10 years average
Jun 26 73.2°F 74.3°F 73.6°F
Jun 27 72.4°F 75.8°F 73.5°F
Jun 28 73.0°F 77.9°F 74.1°F
Jun 29 72.0°F 80.0°F 74.7°F
Jun 30 73.0°F 79.9°F 75.0°F
Jul 1 74.2°F 80.2°F 75.2°F
Jul 2 74.3°F 81.2°F 75.5°F
Jul 3 73.8°F 80.2°F 75.6°F
Jul 4 73.7°F 81.2°F 76.1°F
Jul 5 74.4°F 79.9°F 76.3°F
Jul 6 74.8°F 79.4°F 76.6°F
Jul 7 75.4°F 81.2°F 76.6°F
Jul 8 76.2°F 83.3°F 77.0°F
Jul 9 79.4°F 82.3°F 76.9°F
Jul 10 79.6°F 82.7°F 77.2°F
Jul 11 79.5°F 82.4°F 77.1°F
Jul 12 79.5°F 81.6°F 77.0°F
Jul 13 79.6°F 81.3°F 77.1°F
Jul 14 80.1°F 81.3°F 77.6°F
Jul 15 80.7°F 81.7°F 78.2°F
Jul 16 81.1°F 81.8°F 78.6°F
Jul 17 81.1°F 81.5°F 78.6°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 77.8°F 7mi
Kitakyushu 77.7°F 54mi
Shimonoseki 77.2°F 57mi
Kumamoto 78.6°F 57mi
Iwakuni 74.2°F 74mi

* current water temperature in this city

** straight line distance from Beppu