Average Humidity for December in New Zealand

December averages for the relative humidity at cities, towns and islands throughout New Zealand are listed below.

The numbers are long-term averages based on weather data collected from 1991 to 2020.

Relative humidity measures the actual amount of moisture in the air as a percentage of the maximum amount of moisture the air can hold. These humidity readings are for 9:00 am local time.

North Island

Average humidity in December
Place %
Auckland 77
Cape Reinga 85
Gisborne 69
Great Barrier Island 78
Hamilton 79
Kaikohe 83
Kaitaia 86
Kerikeri 82
Masterton 74
Napier 65
New Plymouth 81
Palmerston North 76
Rotorua 79
Taupo 77
Tauranga 73
Thames 77
Waiheke Island 84
Wellington 80
Whakapapa Village, Tongariro 82
Whanganui 75
Whangaparaoa 79
Whangarei 78
Whitianga 75

South Island

December relative humidity averages
Place %
Akaroa 72
Arthur's Pass 81
Blenheim 67
Christchurch 78
Dunedin 73
Farewell Spit 78
Franz Josef 86
Greymouth 82
Invercargill 77
Kaikoura  76
Lake Rotoiti 80
Lake Tekapo 68
Manapouri 76
Milford Sound 88
Mt Cook 69
Nelson 72
Queenstown 71
Secretary Island 85
Timaru 77
Westport 82

Other Islands

Humidity averages for December
Place %
Auckland Islands 83
Campbell Island 82
Chatham Island 81
Raoul Island 76
Stewart Island, Oban 86
Reference

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

New Zealand Humidity
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