All data are in degrees Fahrenheit

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Water temperature in Naha

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

73.9

°F

May 11, 02:40

Trend:

increasing

Yesterday:

73.8°F

Tomorrow:

74.1°F

Sunrise:

05:46

Sunset:

19:06

Day Length:

13 h. 20 min.

Naha in May

Minimum:

71.9°F

Average:

73.5°F

Maximum:

76.1°F

Sea water temperature in Naha today

As of now, in Naha, the water temperature is 73.9°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.7°F lower 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

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 77.0°F on 2016, while the historical minimum was 74.3°F on 2023.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 74.8°F, with minimum temperature starting at 74.1°F, while the maximum might reach 75.4°F.

Daily water temperature in Naha

Date Current Year

actual* / forecast**

last year 10 years average
Apr 27 74.3°F 72.3°F 74.0°F
Apr 28 74.0°F 72.4°F 74.1°F
Apr 29 74.2°F 71.5°F 74.0°F
Apr 30 75.1°F 71.3°F 73.9°F
May 1 76.4°F 71.5°F 74.3°F
May 2 74.8°F 72.3°F 74.4°F
May 3 74.3°F 71.8°F 74.3°F
May 4 74.4°F 72.6°F 74.3°F
May 5 74.4°F 73.1°F 74.4°F
May 6 74.1°F 73.1°F 74.7°F
May 7 74.3°F 73.4°F 74.9°F
May 8 74.7°F 73.3°F 75.0°F
May 9 75.0°F 74.1°F 75.3°F
May 10 73.8°F 74.3°F 75.5°F
May 11 73.9°F 74.3°F 75.5°F
May 12 74.1°F 74.6°F 75.8°F
May 13 74.5°F 74.5°F 76.2°F
May 14 74.5°F 73.9°F 76.2°F
May 15 74.8°F 74.0°F 76.5°F
May 16 75.1°F 74.8°F 76.7°F
May 17 75.3°F 75.8°F 77.0°F
May 18 75.4°F 76.7°F 77.1°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 Naha by month

In Naha, the months May through December offer comfortable swimming conditions, which amounts to 261 swimming days.
The warmest water in Naha was recorded on August 16, 2024, reaching a 87.6°F. While the coldest temperature occurred on March 17, 2026, dipping to 69.1°F. The average readings by season are 73.2°F in Winter, 73.6°F in Spring, 83.0°F in Summer, and 81.7°F in Autumn.