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

79.7

°F

October 23, 09:17

Trend:

increasing

Yesterday:

79.6°F

Tomorrow:

79.9°F

Sunrise:

05:44

Sunset:

18:19

Day Length:

12 h. 35 min.

Cairns in October

Minimum:

84.1°F

Average:

84.9°F

Maximum:

85.7°F

Sea water temperature in Cairns today

As of now, in Cairns, the water temperature is 79.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.7°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 rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming 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 82.1°F on 2022, while the historical minimum was 78.7°F on 2023.

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 minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 80.3°F, with minimum temperature starting at 79.9°F, while the maximum might reach 80.8°F.

Daily water temperature in Cairns

Date Current Year

actual* / forecast**

last year 10 years average
Oct 9 75.9°F 79.3°F 78.7°F
Oct 10 76.4°F 79.6°F 79.0°F
Oct 11 77.2°F 79.8°F 79.1°F
Oct 12 78.0°F 79.8°F 79.3°F
Oct 13 78.6°F 80.3°F 79.5°F
Oct 14 78.6°F 80.3°F 79.5°F
Oct 15 79.5°F 80.4°F 79.7°F
Oct 16 80.4°F 80.5°F 79.8°F
Oct 17 80.1°F 80.9°F 79.8°F
Oct 18 79.6°F 81.1°F 79.9°F
Oct 19 78.9°F 81.1°F 79.9°F
Oct 20 78.7°F 81.2°F 79.9°F
Oct 21 78.9°F 81.4°F 80.1°F
Oct 22 79.6°F 81.6°F 80.3°F
Oct 23 79.7°F 81.8°F 80.4°F
Oct 24 79.9°F 82.1°F 80.6°F
Oct 25 80.1°F 82.1°F 80.8°F
Oct 26 80.1°F 82.1°F 80.9°F
Oct 27 80.2°F 82.3°F 80.9°F
Oct 28 80.5°F 82.3°F 81.2°F
Oct 29 80.5°F 82.3°F 81.2°F
Oct 30 80.8°F 82.6°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 August 4, 2026, dipping to 69.9°F. The average readings by season are 84.6°F in Winter, 81.5°F in Spring, 74.3°F in Summer, and 79.3°F in Autumn.