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Coldest sea in New Zealand in June

245 coastal locations in New Zealand ranked by typical June sea temperature, coldest first. Region-wide average in June: 15.1°C.

Coldest in June

Campbell Island/Motu Ihupuku - Perseverance Harbour

8.1°C June mean in New Zealand

Regional June average

15.1°C

across all 245 coastal locations in New Zealand

Vs annual mean

-1.2°C

below the year-round regional average

What the New Zealand sea feels like in June

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.

New Zealand monthly average 13.6°C to 19.3°C
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  • Warmest month February 19.3°C
  • Coldest month August 13.6°C
  • Annual mean 16.3°C
  • Months above 20°C 0 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 New Zealand month rankings:

New Zealand sea temperature map (live)

The map shows today's latest reading at every New Zealand location. The list below is based on the typical June mean.

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 coldest New Zealand locations in June

Sorted by typical June mean from a decade of daily readings, coldest first. Click any place for the full location page.

# Location June mean
1 Campbell Island/Motu Ihupuku - Perseverance Harbour New Zealand Outlying Islands 8.1°C
2 Auckland Island - Carnley Harbour Auckland 9.4°C
3 Timaru 11.0°C
4 Dunedin 11.1°C
5 Portobello 11.1°C
6 Kaka Point 11.1°C
7 Sumner 11.4°C
8 Christchurch 11.4°C
9 Lyttelton 11.4°C
10 Akaroa 11.5°C
11 Oamaru Otago 11.6°C
12 Green Island Otago 11.6°C
13 Port Chalmers Otago 11.7°C
14 Spit Wharf Otago 11.7°C
15 French Bay Canterbury 11.7°C
16 Tikao Bay Canterbury 11.7°C
17 Invercargill 11.7°C
18 Nugget Point Otago 11.8°C
19 Riverton/Aparima Southland 11.8°C
20 Riverton 11.8°C
21 Bluff Southland 11.8°C
22 Dog Island Southland 11.8°C
23 Waipapa Point Southland 11.9°C
24 Waikawa Harbour Southland 11.9°C
25 New River Entrance Southland 11.9°C
Show 25 more ▸
26 Kaikoura 12.0°C
27 Ruapuke Island Southland 12.0°C
28 Kawakaputa Bay Southland 12.0°C
29 Pahia 12.0°C
30 Stewart Island 12.1°C
31 Oban Southland 12.2°C
32 Yankee River Southland 12.2°C
33 Snares Islands/Tini Heke - North East Island New Zealand Outlying Islands 12.2°C
34 Port Adventure Southland 12.3°C
35 Port Craig Southland 12.8°C
36 Easy Harbour Southland 12.8°C
37 Small Craft Retreat Southland 12.8°C
38 Ernest Islands Southland 12.8°C
39 Cape Campbell Marlborough 13.1°C
40 Solander Island (Hautere) Southland 13.1°C
41 Kaingaroa Chatham Islands Territory 13.2°C
42 Waitangi Chatham Islands Territory 13.2°C
43 Owenga Chatham Islands Territory 13.2°C
44 Lyall Bay 13.3°C
45 Oriental Bay 13.3°C
46 Scorching Bay 13.3°C
47 Wellington 13.3°C
48 Picton 13.3°C
49 Port Underwood Marlborough 13.4°C
50 Chalky Island - Sealers Bay Southland 13.4°C

Warmest 10 in New Zealand in June

Same data the other way. The warmest spots for the same month.

# Location June mean
1 Fishing Rock Sugar Loaf Islands 20.7°C
2 Bay of Islands 17.7°C
3 Coopers Beach 17.7°C
4 Whangamumu Harbour Northland 17.6°C
5 Kerikeri 17.6°C
6 Waiiti Bay Northland 17.6°C
7 North Cape (Otou) Northland 17.5°C
8 Burgess Island (Pokohinu) Auckland 17.5°C
9 Doves Bay Northland 17.5°C
10 Matapouri 17.5°C

More on this region