Shellharbour — Water Temperature in July

Water Temperature Range

15°C

minimum

19°C

average

21°C

maximum

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

July: Climate and Swimming Opportunities

Average Night Air Temperature

8°C

Average Day Air Temperature

18°C

Precipitation Amount per Month

83 mm

Number of Rainy Days

Daylight per Day

10 hrs

Sunshine per Day

6 hrs

Average Wind Speed

15 km/h

Average Humidity

62%

At such water and air temperatures, swimming often feels chilly and is best for short swims. Getting out can feel cold, so it helps to have dry clothes ready right away.