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

83.1

°F

March 19, 12:57

Trend:

decreasing

Yesterday:

83.4°F

Tomorrow:

82.9°F

Sunrise:

06:21

Sunset:

18:29

Day Length:

12 h. 8 min.

Cairns in March

Minimum:

82.5°F

Average:

84.3°F

Maximum:

85.8°F

Sea water temperature in Cairns today

As of now, in Cairns, the water temperature is 83.1°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 1.2°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 considerably 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 86.9°F on 2017, while the historical minimum was 82.5°F on 2018.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 82.6°F, the minimum temperature may reach 82.4°F, and the maximum might stay at 82.9°F.

Daily water temperature in Cairns

Date Current Year

actual* / forecast**

last year 10 years average
Mar 5 86.1°F 84.1°F 84.4°F
Mar 6 85.3°F 84.5°F 84.4°F
Mar 7 85.0°F 85.2°F 84.6°F
Mar 8 85.1°F 85.4°F 84.7°F
Mar 9 85.1°F 85.3°F 84.6°F
Mar 10 84.9°F 85.8°F 84.7°F
Mar 11 85.2°F 85.9°F 84.7°F
Mar 12 85.1°F 85.8°F 84.6°F
Mar 13 85.2°F 85.7°F 84.5°F
Mar 14 85.2°F 85.4°F 84.4°F
Mar 15 84.9°F 85.2°F 84.5°F
Mar 16 84.3°F 85.1°F 84.6°F
Mar 17 83.9°F 85.0°F 84.5°F
Mar 18 83.4°F 84.8°F 84.6°F
Mar 19 83.1°F 84.4°F 84.3°F
Mar 20 82.9°F 84.0°F 84.1°F
Mar 21 82.7°F 83.6°F 83.8°F
Mar 22 82.7°F 83.9°F 83.9°F
Mar 23 82.7°F 83.8°F 83.9°F
Mar 24 82.6°F 83.6°F 83.8°F
Mar 25 82.4°F 83.6°F 83.6°F
Mar 26 82.4°F 83.5°F 83.6°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 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.