What is the current water temperature in Alofi?

As of now, in Alofi, the water temperature is 27.6°C. It's safe to say that the water is comfortably warm for various water-related activities.

Niue > Alofi

Water temperature in Alofi

Detailed information about the current water temperature in Alofi. 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.

81.7

°F

May 15, 19:20

Trend:

decreasing

Yesterday:

82.1°F

Tomorrow:

81.5°F

Sunrise:

06:39

Sunset:

17:52

Day Length:

11 h. 13 min.

Alofi in May

Minimum:

81.1°F

Average:

82.4°F

Maximum:

83.8°F

Sea water temperature in Alofi today

As of now, in Alofi, the water temperature is 81.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.2°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 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 82.6°F on 2022, while the historical minimum was 80.2°F on 2016.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 81.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Alofi

Date	Current Year actual* / forecast**	last year	10 years average
May 1	83.4°F	82.4°F	82.6°F
May 2	83.3°F	82.4°F	82.6°F
May 3	82.9°F	82.6°F	82.4°F
May 4	82.5°F	82.4°F	82.3°F
May 5	83.2°F	82.5°F	82.3°F
May 6	82.7°F	82.4°F	82.3°F
May 7	82.4°F	82.1°F	82.2°F
May 8	82.2°F	81.6°F	82.1°F
May 9	82.1°F	81.8°F	82.0°F
May 10	81.9°F	81.9°F	82.0°F
May 11	82.1°F	81.6°F	81.8°F
May 12	82.1°F	81.7°F	81.9°F
May 13	82.2°F	81.0°F	81.7°F
May 14	82.1°F	81.3°F	81.5°F
May 15	81.7°F	81.4°F	81.5°F
May 16	81.5°F	81.4°F	81.4°F
May 17	81.5°F	81.2°F	81.3°F
May 18	81.4°F	81.2°F	81.3°F
May 19	81.4°F	81.2°F	81.2°F
May 20	81.4°F	81.1°F	81.2°F
May 21	81.4°F	81.0°F	81.2°F
May 22	81.3°F	81.3°F	81.1°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 Alofi by month

In Alofi, the water temperature is comfortable for swimming all year round.

The warmest water in Alofi was recorded on January 26, 2017, reaching a 86.7°F. While the coldest temperature occurred on August 12, 2025, dipping to 76.2°F. The average readings by season are 82.6°F in Winter, 82.7°F in Spring, 79.1°F in Summer, and 79.3°F in Autumn.