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

80.8

°F

April 16, 10:27

Trend:

decreasing

Yesterday:

81.0°F

Tomorrow:

80.5°F

Sunrise:

06:26

Sunset:

18:08

Day Length:

11 h. 42 min.

Cairns in April

Minimum:

83.0°F

Average:

84.3°F

Maximum:

85.6°F

Sea water temperature in Cairns today

As of now, in Cairns, the water temperature is 80.8°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.6°F lower 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 84.8°F on 2023, while the historical minimum was 80.8°F on 2019.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 80.2°F, the minimum temperature may reach 79.9°F, and the maximum might stay at 80.5°F.

Daily water temperature in Cairns

Date Current Year

actual* / forecast**

last year 10 years average
Apr 2 82.0°F 82.3°F 83.1°F
Apr 3 82.1°F 82.3°F 83.1°F
Apr 4 81.8°F 82.5°F 83.1°F
Apr 5 81.3°F 83.4°F 83.0°F
Apr 6 81.4°F 83.9°F 83.0°F
Apr 7 81.2°F 84.1°F 83.0°F
Apr 8 81.2°F 83.9°F 83.0°F
Apr 9 81.3°F 83.7°F 83.0°F
Apr 10 81.3°F 83.5°F 83.0°F
Apr 11 81.2°F 83.3°F 82.9°F
Apr 12 80.9°F 83.0°F 82.8°F
Apr 13 81.1°F 82.8°F 82.7°F
Apr 14 80.9°F 82.5°F 82.6°F
Apr 15 81.0°F 82.2°F 82.6°F
Apr 16 80.8°F 82.0°F 82.4°F
Apr 17 80.5°F 81.4°F 82.1°F
Apr 18 80.4°F 81.3°F 82.0°F
Apr 19 80.3°F 81.2°F 81.9°F
Apr 20 80.1°F 81.2°F 81.7°F
Apr 21 80.0°F 81.3°F 81.6°F
Apr 22 80.0°F 81.3°F 81.6°F
Apr 23 79.9°F 81.5°F 81.5°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 84.6°F in Winter, 81.6°F in Spring, 74.4°F in Summer, and 79.4°F in Autumn.