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Warmest sea in Australia in June

954 coastal locations in Australia ranked by their typical June sea temperature. Region-wide average in June: 21.3°C. The top of the list is where to find the warmest swimming this month.

Warmest in June

Christmas Island

28.3°C June mean in Australia

Regional June average

21.3°C

across all 954 coastal locations in Australia

Vs annual mean

-1.6°C

below the year-round regional average

What the Australia sea feels like in June

Water at this temperature is very pleasant to swim in. If you tend to wear a wetsuit when swimming, you might consider removing it now to avoid the body overheating.

Australia monthly average 20.0°C to 25.5°C
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  • Warmest month February 25.5°C
  • Coldest month August 20.0°C
  • Annual mean 22.9°C
  • Months above 20°C 12 of 12

Where June fits in the year

June sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve Australia month rankings:

Australia sea temperature map (live)

The map shows today's latest reading at every Australia location. The list below is based on the typical June mean, useful for trip planning weeks or months ahead.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest Australia locations in June

Sorted by the typical June mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location June mean
1 Christmas Island Territory of Christmas Island 28.3°C
2 The Boxers Northern Territory 28.3°C
3 Calder Shoal Northern Territory 28.3°C
4 Unnamed Shoal Northern Territory 28.3°C
5 Dillon Shoal Western Australia 28.2°C
6 Newby Shoal Northern Territory 28.2°C
7 Echo Shoal Western Australia 28.2°C
8 Loxton Shoal Northern Territory 28.2°C
9 Evans Shoal Northern Territory 28.1°C
10 Goodrich Bank Northern Territory 28.1°C
11 Jabiru Northern Territory 28.1°C
12 Adele Island Western Australia 28.1°C
13 Point Fawcett (Offshore) Northern Territory 28.1°C
14 Lynedoch Bank Northern Territory 28.1°C
15 Pee Shoal Western Australia 28.1°C
16 Ashmore Reef Queensland 28.0°C
17 White Island Western Australia 28.0°C
18 Browse Island Western Australia 28.0°C
19 Scott Reef (Wa) Western Australia 28.0°C
20 Van Cloon Shoal Western Australia 28.0°C
21 Arafura Sea Northern Territory 28.0°C
22 Cape Crocker Offshore Northern Territory 28.0°C
23 Degerando Island Western Australia 28.0°C
24 Cape Van Dieman Northern Territory 27.9°C
25 Skua No. 4 Well Western Australia 27.9°C
Show 25 more ▸
26 St. Asaph Bay Northern Territory 27.9°C
27 Heywood Shoal Western Australia 27.9°C
28 Maret Island Western Australia 27.9°C
29 Lynher Bank Western Australia 27.9°C
30 Beagle A Northern Territory 27.9°C
31 Money Shoal Northern Territory 27.8°C
32 Macleay Island Western Australia 27.8°C
33 Point Jahleel (Off) Northern Territory 27.8°C
34 Snake Bay Northern Territory 27.8°C
35 Munkunuwa Northern Territory 27.7°C
36 Yampi Sound (Koolan Island) Western Australia 27.7°C
37 Cache Point Northern Territory 27.6°C
38 Hall Point Western Australia 27.6°C
39 Bramble Cay Queensland 27.5°C
40 Cape Don Northern Territory 27.5°C
41 Bedford Islands Western Australia 27.5°C
42 Medina Inlet South Northern Territory 27.5°C
43 East Cay Queensland 27.5°C
44 Hogmany Shoal Northern Territory 27.5°C
45 New Year Island - West Northern Territory 27.5°C
46 Christine Reef Northern Territory 27.5°C
47 North Of Jones Shoal Northern Territory 27.4°C
48 Stephens Island Queensland 27.4°C
49 Pennefather River Queensland 27.4°C
50 Two Hills Bay Northern Territory 27.4°C

Coldest 10 in Australia in June

Same data the other way. Helpful if you want to know which Australia coasts to avoid for swimming in June.

# Location June mean
1 Heard Island Australian external territory 2.7°C
2 Macquarie Island Tasmania 5.2°C
3 Melbourne (Williamstown) Victoria 12.7°C
4 Werribee Victoria 12.7°C
5 Bouchier Channel Victoria 12.8°C
6 Flinders Jetty Victoria 12.8°C
7 Port Phillip Bay Victoria 12.8°C
8 Sandringham Victoria 12.8°C
9 Tooradin Victoria 12.8°C
10 Western Port (Sandy Point) Victoria 12.8°C

More on this region