All data are in degrees Fahrenheit

en

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

78.4

°F

May 22, 12:43

Trend:

stable

Yesterday:

78.1°F

Tomorrow:

78.2°F

Sunrise:

07:07

Sunset:

18:08

Day Length:

11 h. 1 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 78.4°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.3°F lower 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 fall 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 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 80.2°F on 2024, while the historical minimum was 77.3°F on 2019.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 78.1°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
May 8 79.7°F 79.9°F 79.6°F
May 9 79.3°F 79.6°F 79.5°F
May 10 79.0°F 79.5°F 79.4°F
May 11 79.0°F 79.3°F 79.3°F
May 12 79.2°F 79.2°F 79.1°F
May 13 79.5°F 79.0°F 79.1°F
May 14 79.3°F 78.5°F 78.9°F
May 15 79.4°F 78.2°F 78.9°F
May 16 79.3°F 78.2°F 78.8°F
May 17 78.8°F 78.1°F 78.7°F
May 18 78.5°F 78.1°F 78.7°F
May 19 78.4°F 77.9°F 78.6°F
May 20 78.5°F 78.2°F 78.5°F
May 21 78.1°F 77.9°F 78.5°F
May 22 78.4°F 78.2°F 78.7°F
May 23 78.2°F 78.2°F 78.6°F
May 24 78.2°F 78.2°F 78.5°F
May 25 78.2°F 77.9°F 78.5°F
May 26 78.1°F 77.8°F 78.5°F
May 27 78.0°F 78.0°F 78.4°F
May 28 78.0°F 78.0°F 78.4°F
May 29 77.9°F 77.8°F 78.3°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.