Dunsborough Sea Temperature in July

Looking to find out what the average sea water temperature in Dunsborough is for July? Find out what the lowest, highest, and average water temperatures are for Dunsborough over the past 10 years.

Average water temperature in Dunsborough for July

The average, high, and low temperatures below should help you if you can swim in the water in Dunsborough in July.

18.82° C

(65.87° F)

highest: 21.17° C (70.11° F)
lowest: 16.16° C (61.09° F)

At this temperature, water will feel cold compared to a swimming pool, but with a bit of experience and practice most people will find the water relatively comfortable to swim in.

Water temperature range by day in July in Dunsborough

The chart below shows the range of low and high temperatures by day for the month of July in Dunsborough.

Water temperatures for July in Dunsborough in recent years

Day	2024	2023	2022	2021
1	0° C	17.86° C	19.18° C	18.85° C
2	0° C	17.71° C	19.37° C	19.14° C
3	0° C	17.55° C	19.55° C	19.46° C
4	0° C	17.47° C	19.55° C	20° C
5	0° C	17.16° C	19.33° C	20.37° C
6	0° C	16.9° C	19.12° C	20.55° C
7	0° C	16.74° C	19.07° C	20.6° C
8	0° C	16.77° C	19.21° C	20.69° C
9	0° C	16.91° C	19.26° C	20.72° C
10	0° C	17.2° C	19.18° C	20.27° C
11	0° C	17.39° C	19.35° C	20.26° C
12	0° C	17.57° C	19.41° C	20.48° C
13	0° C	17.77° C	19.47° C	20.54° C
14	0° C	17.79° C	19.43° C	20.25° C
15	0° C	17.86° C	19.4° C	20.11° C
16	0° C	17.92° C	19.54° C	20.01° C
17	0° C	17.77° C	19.56° C	19.74° C
18	0° C	17.9° C	19.4° C	19.63° C
19	0° C	17.76° C	19.24° C	19.78° C
20	0° C	17.97° C	19.16° C	19.16° C
21	0° C	17.95° C	19.05° C	18.9° C
22	0° C	18.02° C	18.98° C	18.98° C
23	0° C	18.13° C	18.93° C	19.03° C
24	0° C	18.01° C	18.94° C	18.99° C
25	0° C	18.18° C	18.9° C	19.39° C
26	0° C	17.98° C	18.72° C	19.74° C
27	0° C	17.93° C	18.59° C	19.77° C
28	0° C	17.67° C	18.54° C	19.33° C
29	0° C	17.81° C	18.43° C	19.56° C
30	0° C	17.92° C	18.48° C	20.26° C
31	0° C	18.1° C	18.54° C	20.43° C