All data are in degrees Fahrenheit

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Water temperature in Cairns

Detailed information about the current water temperature in Cairns. 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 Cairns now

78.8

°F

May 19, 12:07

Trend:

decreasing

Yesterday:

78.9°F

Tomorrow:

78.7°F

Sunrise:

06:35

Sunset:

17:52

Day Length:

11 h. 17 min.

Cairns in May

Minimum:

83.6°F

Average:

84.6°F

Maximum:

85.9°F

Sea water temperature in Cairns today

As of now, in Cairns, the water temperature is 78.8°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.5°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 slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 80.2°F on 2022, while the historical minimum was 77.0°F on 2018.

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. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 78.2°F, the minimum temperature may reach 77.6°F, and the maximum might stay at 78.7°F.

Daily water temperature in Cairns

Date Current Year

actual* / forecast**

last year 10 years average
May 5 80.4°F 79.4°F 79.9°F
May 6 80.2°F 79.3°F 79.8°F
May 7 80.1°F 79.2°F 79.6°F
May 8 79.8°F 79.1°F 79.4°F
May 9 79.5°F 78.9°F 79.3°F
May 10 79.3°F 78.7°F 79.1°F
May 11 79.3°F 78.7°F 79.0°F
May 12 79.2°F 78.5°F 78.9°F
May 13 78.6°F 78.5°F 78.9°F
May 14 78.4°F 78.4°F 78.7°F
May 15 78.7°F 78.7°F 78.6°F
May 16 78.7°F 78.5°F 78.5°F
May 17 78.8°F 78.4°F 78.4°F
May 18 78.9°F 78.4°F 78.4°F
May 19 78.8°F 78.1°F 78.3°F
May 20 78.7°F 78.1°F 78.2°F
May 21 78.5°F 78.1°F 78.0°F
May 22 78.4°F 77.6°F 77.9°F
May 23 78.2°F 77.3°F 77.7°F
May 24 78.1°F 77.0°F 77.5°F
May 25 77.8°F 76.9°F 77.3°F
May 26 77.6°F 76.7°F 77.1°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 Cairns by month

In Cairns, the water temperature is comfortable for swimming all year round.
The warmest water in Cairns was recorded on February 21, 2016, reaching a 87.4°F. While the coldest temperature occurred on July 15, 2022, dipping to 70.4°F. The average readings by season are 84.5°F in Winter, 81.6°F in Spring, 74.4°F in Summer, and 79.2°F in Autumn.