Dee Why — Water Temperature in March

Water Temperature Range

21°C

minimum

23°C

average

26°C

maximum

Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
MAR 1	-10°C	24°C	22°C	24°C
MAR 2	23°C	23°C	22°C	24°C
MAR 3	23°C	23°C	22°C	24°C
MAR 4	23°C	24°C	23°C	24°C
MAR 5	22°C	24°C	22°C	24°C
MAR 6	23°C	24°C	22°C	24°C
MAR 7	23°C	24°C	23°C	24°C
MAR 8	23°C	23°C	21°C	24°C
MAR 9	23°C	24°C	22°C	25°C
MAR 10	24°C	24°C	23°C	25°C
MAR 11	23°C	24°C	23°C	25°C
MAR 12	23°C	24°C	22°C	24°C
MAR 13	23°C	23°C	22°C	25°C
MAR 14	23°C	24°C	22°C	25°C
MAR 15	23°C	24°C	22°C	24°C
MAR 16	23°C	23°C	23°C	24°C
MAR 17	23°C	24°C	24°C	24°C
MAR 18	23°C	24°C	23°C	25°C
MAR 19	23°C	24°C	23°C	25°C
MAR 20	23°C	23°C	22°C	24°C
MAR 21	23°C	24°C	23°C	25°C
MAR 22	24°C	23°C	22°C	24°C
MAR 23	24°C	22°C	22°C	23°C
MAR 24	24°C	22°C	22°C	23°C
MAR 25	24°C	23°C	23°C	24°C
MAR 26	24°C	24°C	23°C	23°C
MAR 27	24°C	24°C	23°C	25°C
MAR 28	24°C	23°C	22°C	24°C
MAR 29	24°C	23°C	23°C	23°C
MAR 30	24°C	23°C	24°C	24°C
MAR 31	23°C	23°C	24°C	24°C

March: Climate and Swimming Opportunities

Average Night Air Temperature

17°C

Average Day Air Temperature

26°C

Precipitation Amount per Month

113 mm

Number of Rainy Days

Daylight per Day

12 hrs

Sunshine per Day

6 hrs

Average Wind Speed

14 km/h

Average Humidity

67%

At such water and air temperatures, swimming is pleasant and refreshing rather than hot. After you get in, it feels comfortable, and you’ll warm up quickly when you come out.