What is the current water temperature in Nuku‘alofa?

Q: What is the current water temperature in Nuku‘alofa?

As of now, in Nuku‘alofa, the water temperature is 29.76°C. 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.

Tonga > Nuku‘alofa

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.

85.6

°F

January 25, 12:48

Trend:

increasing

Yesterday:

85.4°F

Tomorrow:

85.6°F

Sunrise:

06:19

Sunset:

19:27

Day Length:

13 h. 8 min.

Nuku‘alofa in February

Minimum:

78.4°F

Average:

80.5°F

Maximum:

82.3°F

Sea water temperature in Nuku‘alofa today

As of now, in Nuku‘alofa, the water temperature is 85.6°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 3.2°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 notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 85.1°F on 2023, while the historical minimum was 80.2°F on 2016.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 85.6°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
Jan 11	83.2°F	80.4°F	81.6°F
Jan 12	82.7°F	80.7°F	81.4°F
Jan 13	82.4°F	80.9°F	81.5°F
Jan 14	82.3°F	81.2°F	81.6°F
Jan 15	82.5°F	81.2°F	81.8°F
Jan 16	82.9°F	81.3°F	81.9°F
Jan 17	83.3°F	81.6°F	81.9°F
Jan 18	84.0°F	81.6°F	82.0°F
Jan 19	84.3°F	82.1°F	82.1°F
Jan 20	85.0°F	82.7°F	82.2°F
Jan 21	85.4°F	83.1°F	82.4°F
Jan 22	85.7°F	83.6°F	82.5°F
Jan 23	85.5°F	83.7°F	82.4°F
Jan 24	85.4°F	83.8°F	82.2°F
Jan 25	85.6°F	84.0°F	82.4°F
Jan 26	85.6°F	84.1°F	82.5°F
Jan 27	85.6°F	84.4°F	82.4°F
Jan 28	85.6°F	83.4°F	82.4°F
Jan 29	85.5°F	83.0°F	82.3°F
Jan 30	85.7°F	83.9°F	82.5°F
Jan 31	85.7°F	83.6°F	82.5°F
Feb 1	85.8°F	83.4°F	82.6°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 January 22, 2026, reaching a 85.7°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.