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

83.6

°F

March 26, 21:12

Trend:

increasing

Yesterday:

83.2°F

Tomorrow:

83.6°F

Sunrise:

06:47

Sunset:

18:46

Day Length:

11 h. 59 min.

Nuku‘alofa in April

Minimum:

78.0°F

Average:

80.4°F

Maximum:

82.9°F

Sea water temperature in Nuku‘alofa today

As of now, in Nuku‘alofa, the water temperature is 83.6°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 1.7°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 slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 83.4°F on 2018, while the historical minimum was 80.8°F on 2016.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 83.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Nuku‘alofa

Date Current Year

actual* / forecast**

last year 10 years average
Mar 12 84.3°F 81.8°F 82.1°F
Mar 13 84.6°F 82.0°F 82.1°F
Mar 14 84.3°F 82.0°F 82.2°F
Mar 15 84.7°F 81.6°F 82.3°F
Mar 16 84.7°F 81.7°F 82.3°F
Mar 17 84.4°F 81.7°F 82.3°F
Mar 18 84.1°F 81.5°F 82.1°F
Mar 19 83.8°F 82.4°F 82.1°F
Mar 20 84.1°F 82.5°F 82.1°F
Mar 21 84.2°F 82.1°F 82.2°F
Mar 22 83.8°F 82.0°F 82.1°F
Mar 23 83.6°F 81.8°F 82.1°F
Mar 24 83.3°F 82.2°F 82.0°F
Mar 25 83.2°F 82.2°F 82.0°F
Mar 26 83.6°F 82.0°F 81.8°F
Mar 27 83.6°F 83.0°F 81.9°F
Mar 28 83.6°F 82.9°F 81.9°F
Mar 29 83.5°F 83.0°F 81.8°F
Mar 30 83.5°F 82.6°F 81.8°F
Mar 31 83.4°F 82.5°F 81.7°F
Apr 1 83.3°F 82.0°F 81.6°F
Apr 2 83.3°F 81.9°F 81.6°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 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.