Dee Why Sea Temperature
(Today) 2021
19.6°C / 67.3°F
Current weather
14°C / 57°F
(broken clouds)
Wind
9 mph
Humidity
63%
The measurements for the water temperature in Dee Why, New South Wales are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.
Monthly average water temp
Monthly average max / min water temperatures
The graph below shows the range of monthly Dee Why water temperature derived from many years of historical sea surface temperature data.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | 21.4 | 22.1 | 21.9 | 20.6 | 19.2 | 17.8 | 17.3 | 17.2 | 17.3 | 17.7 | 18.9 | 19.6 |
| Max °C | 25.2 | 25.4 | 25.2 | 24.7 | 23 | 21.6 | 21.2 | 20.5 | 19.9 | 20.8 | 22.2 | 24.9 |
| Min °F | 72 | 73.1 | 72.7 | 70.7 | 68.1 | 65.6 | 64.7 | 64.2 | 64.2 | 65.1 | 67.3 | 69.4 |
| Max °F | 75.8 | 76.4 | 76 | 74.8 | 71.9 | 69.4 | 68.6 | 67.5 | 66.8 | 68.2 | 70.6 | 74.7 |
