All data are in degrees Fahrenheit

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Water temperature in Nuku‘alofa

Detailed information about the current water temperature in Nuku‘alofa. 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 Nuku‘alofa now

80.2

°F

May 8, 04:44

Trend:

decreasing

Yesterday:

80.2°F

Tomorrow:

80.1°F

Sunrise:

07:01

Sunset:

18:13

Day Length:

11 h. 12 min.

Nuku‘alofa in May

Minimum:

79.3°F

Average:

80.6°F

Maximum:

83.1°F

Sea water temperature in Nuku‘alofa today

As of now, in Nuku‘alofa, the water temperature is 80.2°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.6°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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling 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 80.9°F on 2024, while the historical minimum was 78.6°F on 2018.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 79.7°F, the minimum temperature may reach 79.4°F, and the maximum might stay at 80.1°F.

Daily water temperature in Nuku‘alofa

Date Current Year

actual* / forecast**

last year 10 years average
Apr 24 81.5°F 81.3°F 80.8°F
Apr 25 81.5°F 81.4°F 80.9°F
Apr 26 82.0°F 81.0°F 80.9°F
Apr 27 81.7°F 80.9°F 80.8°F
Apr 28 81.7°F 80.6°F 80.7°F
Apr 29 81.9°F 80.7°F 80.5°F
Apr 30 81.6°F 80.7°F 80.5°F
May 1 81.5°F 80.7°F 80.3°F
May 2 81.1°F 81.2°F 80.3°F
May 3 80.5°F 81.2°F 80.2°F
May 4 80.8°F 81.0°F 80.0°F
May 5 80.6°F 80.9°F 79.9°F
May 6 80.9°F 80.4°F 79.9°F
May 7 80.2°F 80.0°F 79.7°F
May 8 80.2°F 79.9°F 79.6°F
May 9 80.1°F 79.6°F 79.5°F
May 10 80.0°F 79.5°F 79.4°F
May 11 79.8°F 79.3°F 79.3°F
May 12 79.7°F 79.2°F 79.1°F
May 13 79.6°F 79.0°F 79.1°F
May 14 79.4°F 78.5°F 78.9°F
May 15 79.4°F 78.2°F 78.9°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 Nuku‘alofa by month

In Nuku‘alofa, the water temperature is comfortable for swimming all year round.
The warmest water in Nuku‘alofa was recorded on February 23, 2026, reaching a 85.8°F. While the coldest temperature occurred on October 9, 2023, dipping to 73.9°F. The average readings by season are 81.5°F in Winter, 80.7°F in Spring, 76.4°F in Summer, and 76.7°F in Autumn.