What is the current water temperature in Ōita?

Q: What is the current water temperature in Ōita?

As of now, in Ōita, the water temperature is 16.67°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

Japan > Ōita

Water temperature in Ōita

Detailed information about the current water temperature in Ōita. 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.

62.0

°F

April 30, 04:39

Trend:

increasing

Yesterday:

62.0°F

Tomorrow:

62.5°F

Sunrise:

05:28

Sunset:

18:55

Day Length:

13 h. 27 min.

Ōita in May

Minimum:

57.5°F

Average:

59.3°F

Maximum:

60.3°F

Sea water temperature in Ōita today

As of now, in Ōita, the water temperature is 62.0°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 1.6°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 62.2°F on 2019, while the historical minimum was 58.3°F on 2025.

latest data

last year

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 63.1°F, with minimum temperature starting at 62.5°F, while the maximum might reach 63.4°F.

Daily water temperature in Ōita

Date	Current Year actual* / forecast**	last year	10 years average
Apr 16	61.4°F	55.4°F	58.6°F
Apr 17	60.9°F	57.3°F	59.2°F
Apr 18	61.1°F	57.7°F	59.1°F
Apr 19	61.7°F	58.9°F	59.8°F
Apr 20	61.6°F	59.2°F	59.6°F
Apr 21	61.6°F	58.2°F	59.5°F
Apr 22	61.0°F	59.2°F	59.4°F
Apr 23	61.5°F	58.4°F	59.6°F
Apr 24	60.7°F	57.5°F	59.7°F
Apr 25	60.7°F	57.8°F	59.9°F
Apr 26	60.6°F	58.2°F	60.1°F
Apr 27	60.0°F	59.3°F	60.1°F
Apr 28	60.7°F	60.0°F	60.3°F
Apr 29	62.0°F	58.3°F	60.4°F
Apr 30	62.0°F	58.3°F	60.4°F
May 1	62.5°F	58.9°F	61.0°F
May 2	62.7°F	59.9°F	61.1°F
May 3	63.0°F	59.5°F	61.4°F
May 4	63.2°F	59.4°F	61.6°F
May 5	63.4°F	59.9°F	61.9°F
May 6	63.3°F	60.2°F	61.8°F
May 7	63.3°F	59.8°F	61.7°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 Ōita by month

In Ōita, the months July through October offer comfortable swimming conditions, which amounts to 117 swimming days.

The warmest water in Ōita was recorded on August 5, 2024, reaching a 87.4°F. While the coldest temperature occurred on March 26, 2025, dipping to 49.6°F. The average readings by season are 59.2°F in Winter, 59.4°F in Spring, 76.8°F in Summer, and 74.2°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Beppu	62.7°F	7mi
Kumamoto	65.7°F	60mi
Kitakyushu	63.6°F	61mi
Shimonoseki	62.8°F	63mi
Iwakuni	60.3°F	73mi

* current water temperature in this city

** straight line distance from Ōita