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

76.9

°F

September 17, 18:53

Trend:

stable

Yesterday:

76.9°F

Tomorrow:

77.0°F

Sunrise:

06:11

Sunset:

18:12

Day Length:

12 h. 1 min.

Cairns in September

Minimum:

83.8°F

Average:

84.9°F

Maximum:

85.7°F

Sea water temperature in Cairns today

As of now, in Cairns, the water temperature is 76.9°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.6°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. 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 77.5°F on 2022, while the historical minimum was 74.2°F on 2019.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 77.3°F, with minimum temperature starting at 77.0°F, while the maximum might reach 77.6°F.

Daily water temperature in Cairns

Date Current Year

actual* / forecast**

last year 10 years average
Sep 3 76.0°F 76.5°F 75.6°F
Sep 4 75.8°F 76.5°F 75.6°F
Sep 5 76.1°F 76.6°F 75.6°F
Sep 6 76.3°F 76.7°F 75.7°F
Sep 7 76.2°F 76.3°F 75.7°F
Sep 8 76.2°F 76.1°F 75.6°F
Sep 9 76.2°F 76.2°F 75.8°F
Sep 10 76.2°F 76.3°F 75.8°F
Sep 11 76.7°F 76.2°F 75.9°F
Sep 12 76.8°F 76.3°F 76.0°F
Sep 13 76.9°F 76.2°F 76.0°F
Sep 14 76.8°F 76.3°F 76.0°F
Sep 15 76.7°F 76.3°F 76.0°F
Sep 16 76.9°F 76.4°F 76.2°F
Sep 17 76.9°F 76.4°F 76.2°F
Sep 18 77.0°F 76.6°F 76.3°F
Sep 19 77.0°F 76.5°F 76.3°F
Sep 20 77.1°F 76.4°F 76.5°F
Sep 21 77.4°F 76.6°F 76.7°F
Sep 22 77.5°F 76.7°F 76.8°F
Sep 23 77.5°F 76.8°F 76.9°F
Sep 24 77.6°F 76.8°F 77.0°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.