Average August Rainfall for New Zealand





The tables below list monthly averages for rainfall during August at cities and towns around New Zealand.

You can jump to a separate table for places on the North Island and South Island.

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 1981 to 2010.

North Island

Average monthly precipitation in August
Days Place Inches Milli­metres
15 Auckland 4.7 118
11 Gisborne 3.0 76
13 Hamilton 4.1 103
16 Kaitaia 5.5 140
14 Masterton 3.4 87
8 Napier 2.4 60
13 New Plymouth 4.6 117
13 Palmerston North 3.0 77
12 Rotorua 5.2 131
11 Taupo 3.4 87
12 Tauranga 4.4 112
12 Wanganui 2.9 74
13 Wellington 4.5 114
15 Whangarei 5.1 128

South Island

August averages for total rainfall
Days Place Inches Milli­metres
4 Alexandra 0.7 18
8 Blenheim 2.4 62
8 Christchurch 2.5 64
10 Dunedin 2.2 56
15 Hokitika 9.1 231
13 Invercargill 3.0 76
6 Kaikoura 2.2 57
7 Lake Tekapo 2.3 58
12 Manapouri - Te Anau 3.7 94
16 Milford Sound 18.2 464
14 Mt Cook, Hermitage 12.3 313
9 Nelson 3.2 82
9 Queenstown 2.6 66
6 Timaru 1.7 44
15 Westport 7.3 185
Reference

NIWA (National Institute of Water and Atmospheric Research). Climate Data and Activities.

New Zealand Rainfall
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