Whanganui Climate by Month
Whanganui, Manawatu-Wanganui, New Zealand
Mild summers and cool winters, with rain spread through the year.
Whanganui has mild summers and cool winters, with rain spread through the year. Afternoon highs range from 55°F (13°C) in July to 74°F (23°C) in February, and July nights average 41°F (5°C). About 39 in (978 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 74°F(23°C)
- Average high, February
- Coldest nights
- 41°F(5°C)
- Average low, July
- Rain per year
- 39 in(978 mm)
- No clear rainy season
- Humidity
- 77%
- Sunniest: January
Best and worst months in Whanganui
Best for weatherJanuary to March are the best time for weather in Whanganui: highs near 73°F (23°C) and about 2.7 in (70 mm) of rain a month.
Least pleasantJune and July are the least pleasant; July is the coldest, with highs of only 55°F (13°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in February.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Whanganui weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 73°F(23°C) | 57°F(14°C) | 3.0 in(75 mm) | 71% | 6.6 |
| FebFebruaryBest | 74°F(23°C) | 56°F(14°C) | 2.5 in(64 mm) | 76% | 5.7 |
| MarMarchBest | 71°F(22°C) | 54°F(12°C) | 2.8 in(70 mm) | 72% | 4.5 |
| AprApril | 66°F(19°C) | 50°F(10°C) | 3.1 in(80 mm) | 80% | 3.0 |
| MayMay | 61°F(16°C) | 46°F(8°C) | 3.4 in(87 mm) | 85% | 2.0 |
| JunJune | 57°F(14°C) | 43°F(6°C) | 3.5 in(89 mm) | 82% | 1.6 |
| JulJuly | 55°F(13°C) | 41°F(5°C) | 3.3 in(85 mm) | 79% | 1.8 |
| AugAugust | 57°F(14°C) | 43°F(6°C) | 3.3 in(84 mm) | 82% | 2.5 |
| SepSeptember | 60°F(16°C) | 46°F(8°C) | 3.4 in(87 mm) | 81% | 3.7 |
| OctOctober | 63°F(17°C) | 48°F(9°C) | 3.4 in(87 mm) | 73% | 4.8 |
| NovNovember | 66°F(19°C) | 51°F(10°C) | 3.0 in(76 mm) | 72% | 5.9 |
| DecDecember | 71°F(22°C) | 55°F(13°C) | 3.7 in(94 mm) | 72% | 6.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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