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Weather & Climate
Wanganui, Manawatu-Whanganui, New Zealand
Overview
Climate data and monthly weather averages for Wanganui.
Key Metrics
Annual Avg
13.8°C
Summer Avg
17.5°C
Winter Avg
10.3°C
Record High
30.2°C
Record Low
2.8°C
Annual Precipitation
970.4 mm
Avg Humidity
81%
Summer Humidity
77%
Winter Humidity
85%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 30.2° | 17.9° | 9.2° | 55.2 | 76% | 204 | 64.8 |
| Feb | 28.3° | 18.4° | 9.6° | 61 | 76% | 159 | 65.4 |
| Mar | 27.5° | 17.1° | 8.5° | 60.8 | 77% | 140 | 66.6 |
| Apr | 22.7° | 14.8° | 7° | 87.6 | 80% | 94 | 56.1 |
| May | 20.9° | 12.9° | 4.8° | 86.8 | 84% | 65 | 57.8 |
| Jun | 18.7° | 10.9° | 3.2° | 103.5 | 85% | 49 | 72.4 |
| Jul | 16.8° | 9.8° | 3° | 90.2 | 86% | 57 | 62.4 |
| Aug | 17.1° | 10.2° | 2.8° | 87.7 | 85% | 79 | 68.7 |
| Sep | 19° | 11.3° | 3.4° | 87.9 | 84% | 107 | 64.9 |
| Oct | 21.2° | 12.5° | 4.2° | 95.5 | 82% | 144 | 70.5 |
| Nov | 25° | 14° | 5.6° | 69.6 | 81% | 174 | 63.6 |
| Dec | 27.4° | 16.3° | 7.4° | 84.6 | 79% | 190 | 69.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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