August Temperatures in New Zealand

Average temperatures for August at cities, towns, beaches and islands throughout New Zealand are listed below.

Separate lists for the North, South and outlying islands give the month's maximum and minimum temperatures, in degrees Celsius and Fahrenheit, based on weather data collected from 1991 to 2020.

North Island

Average August temperatures
High °F	Low °F	Place	High °C	Low °C
59	47	Auckland	15	8
59	51	Cape Reinga	15	10
60	42	Gisborne	15	6
61	48	Great Barrier Island	16	9
59	40	Hamilton	15	5
58	47	Kaikohe	15	8
60	48	Kaitaia	16	9
60	45	Kerikeri	16	7
57	39	Masterton	14	4
58	41	Napier	15	5
57	44	New Plymouth	14	7
57	41	Palmerston North	14	5
55	39	Rotorua	13	4
54	37	Taupo	12	3
59	44	Tauranga	15	7
60	45	Thames	15	7
60	46	Waiheke Island	16	8
54	45	Wellington	12	7
45	31	Whakapapa Village, Tongariro	7	0
57	44	Whanganui	14	7
59	49	Whangaparaoa	15	9
61	47	Whangarei	16	8
60	44	Whitianga	15	7

South Island

Average daily temperatures in August
High °F	Low °F	Place	High °C	Low °C
55	41	Akaroa	13	5
46	31	Arthur's Pass	8	-1
58	39	Blenheim	14	4
56	37	Christchurch	13	3
53	40	Dunedin	11	4
57	46	Farewell Spit	14	8
55	39	Franz Josef	13	4
55	42	Greymouth	13	5
52	35	Invercargill	11	2
53	43	Kaikoura	12	6
50	31	Lake Rotoiti	10	0
48	30	Lake Tekapo	9	-1
51	33	Manapouri	10	0
52	37	Milford Sound	11	3
48	31	Mt Cook	9	-1
56	39	Nelson	14	4
52	35	Queenstown	11	2
54	44	Secretary Island	12	7
52	36	Timaru	11	2
56	42	Westport	13	6

Other Islands

Temperatures averages for August
High °F	Low °F	Place	High °C	Low °C
47	40	Auckland Islands	8	4
45	38	Campbell Island	7	3
54	43	Chatham Island	12	6
66	56	Raoul Island	19	14
51	39	Stewart Island, Oban	11	4

Average Temperatures in August for New Zealand

North Island

South Island

Other Islands

Reference

More on Weather in New Zealand