May Temperatures in New Zealand

Average temperatures for May 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 May temperatures
High °F	Low °F	Place	High °C	Low °C
64	51	Auckland	18	11
64	56	Cape Reinga	18	13
64	46	Gisborne	18	8
65	53	Great Barrier Island	19	11
63	44	Hamilton	17	7
63	52	Kaikohe	17	11
65	52	Kaitaia	18	11
65	50	Kerikeri	18	10
61	42	Masterton	16	6
63	45	Napier	17	7
62	48	New Plymouth	17	9
61	45	Palmerston North	16	7
59	44	Rotorua	15	7
58	41	Taupo	14	5
64	49	Tauranga	18	9
64	49	Thames	18	9
65	49	Waiheke Island	19	10
58	49	Wellington	15	9
50	36	Whakapapa Village, Tongariro	10	2
62	48	Whanganui	16	9
64	54	Whangaparaoa	18	12
65	52	Whangarei	19	11
64	48	Whitianga	18	9

South Island

Average daily temperatures in May
High °F	Low °F	Place	High °C	Low °C
60	46	Akaroa	16	8
49	35	Arthur's Pass	10	2
62	43	Blenheim	17	6
60	41	Christchurch	15	5
56	43	Dunedin	13	6
61	51	Farewell Spit	16	10
58	43	Franz Josef	15	6
58	46	Greymouth	15	8
55	38	Invercargill	13	4
58	47	Kaikoura	15	8
54	36	Lake Rotoiti	12	2
53	35	Lake Tekapo	12	1
53	37	Manapouri	12	3
55	41	Milford Sound	13	5
52	34	Mt Cook	11	1
61	43	Nelson	16	6
55	39	Queenstown	13	4
57	48	Secretary Island	14	9
56	40	Timaru	13	4
60	46	Westport	16	8

Other Islands

Temperatures averages for May
High °F	Low °F	Place	High °C	Low °C
49	42	Auckland Islands	9	6
47	40	Campbell Island	8	5
57	47	Chatham Island	14	8
71	62	Raoul Island	22	17
54	42	Stewart Island, Oban	12	6

Average Temperatures in May for New Zealand

North Island

South Island

Other Islands

Reference

More on Weather in New Zealand