Average October Rainfall for New Zealand

The tables below list monthly averages for rainfall during October at cities, towns, beaches and islands throughout New Zealand.

Each place has a total for how many days of wet weather it usually gets a year and for the normal amount of precipitation. The calculation of days only includes the days when rain totalled at least one millimetre (0.04 inches).

The month's precipitation statistics are long-term historical averages of weather data collected during 1991 to 2020.

North Island

Average monthly precipitation in October
Days Place Inches Milli­metres
12 Auckland 3.6 92
9 Cape Reinga 2.5 63
7 Gisborne 2.7 68
9 Great Barrier Island 3.9 100
11 Hamilton 3.4 86
12 Kaikohe 3.7 94
10 Kaitaia 3.6 90
11 Kerikeri 4.6 117
11 Masterton 3.2 82
7 Napier 2.4 61
13 New Plymouth 5.0 127
12 Palmerston North 3.8 96
11 Rotorua 3.7 93
10 Taupo 2.9 74
10 Tauranga 3.2 80
10 Thames 3.2 81
11 Waiheke Island 3.6 92
12 Wellington 4.7 119
18 Whakapapa Village, Tongariro 10.9 277
10 Whangaparaoa 2.9 73
10 Whangarei 3.0 77
11 Whitianga 4.8 121
11 Whanganui 3.6 91

South Island

October averages for total rainfall
Days Place Inches Milli­metres
9 Akaroa 2.8 71
17 Arthur's Pass 19.3 489
7 Blenheim 2.3 57
7 Christchurch 1.8 46
11 Dunedin 2.4 60
11 Farewell Spit 3.9 100
18 Franz Josef 23.4 594
18 Greymouth 8.9 227
15 Invercargill 4.2 107
8 Kaikoura  2.5 64
15 Lake Rotoiti 6.6 168
8 Lake Tekapo 1.8 45
13 Manapouri 4.4 113
19 Milford Sound 24.3 617
16 Mt Cook 15.5 394
9 Nelson 3.5 89
9 Queenstown 3.3 83
22 Secretary Island 14.6 370
8 Timaru 1.9 48
18 Westport 8.0 202

Other Islands

Rainfall averages for October
Days Place Inches Milli­metres
19 Auckland Islands 3.5 90
22 Campbell Island 4.5 114
11 Chatham Island 2.2 56
9 Raoul Island  2.8 70
18 Stewart Island, Oban 5.8 147
Reference

NIWA (New Zealand National Institute of Water and Atmospheric Research). The National Climate Database.

New Zealand Rainfall
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