When to go · New Zealand
When to go to Whanganui
When to go
What the averages say
On these averages, Whanganui has a mean high between 18°C and 32°C and under 150 mm of rain in December to April.
- The warmest month is February (22°C) and the coolest July (12°C). The wettest is June (104 mm) and the driest January (55 mm); about 973 mm of rain falls in a year.
How these sentences are worded
Each sentence is written from the figures by fixed rules, and says no more than they do. Mild to warm: a mean daily high from 18°C up to 32°C. Hot: 32°C or more. Cool: 10°C up to 18°C. Cold: under 10°C. Dry: under 50 mm of rain in the month; wet: 150 mm or more. Humid: a high of 25°C or more with relative humidity of 70% or more. A month is described as good for going when it is mild to warm and not wet.
The year at a glance
- Mild to warm and dry
- Mild to warm, humid or showery
- Hot
- Cool
- Wet
- Cold
- JanMild–warm, mixed
- FebMild–warm, mixed
- MarMild–warm, mixed
- AprMild–warm, mixed
- MayCool
- JunCool
- JulCool
- AugCool
- SeptCool
- OctCool
- NovCool
- DecMild–warm, mixed
Month by month
Every month in Whanganui
| Month | High | Low | Rain | Humidity | Cloud | Sunlight (kWh/m²/day) | High in Dubai | What it is like |
|---|---|---|---|---|---|---|---|---|
| January | 21°C | 15°C | 55 mm | 76% | 66% | 6.6 | 23°C | Mild to warm, humid or showery |
| February | 22°C | 15°C | 62 mm | 76% | 67% | 5.7 | 24°C | Mild to warm, humid or showery |
| March | 20°C | 14°C | 61 mm | 77% | 66% | 4.5 | 27°C | Mild to warm, humid or showery |
| April | 18°C | 12°C | 88 mm | 80% | 66% | 3.1 | 31°C | Mild to warm, humid or showery |
| May | 15°C | 10°C | 87 mm | 84% | 66% | 2.1 | 35°C | Cool |
| June | 13°C | 9°C | 104 mm | 85% | 67% | 1.6 | 37°C | Cool |
| July | 12°C | 8°C | 90 mm | 86% | 69% | 1.8 | 39°C | Cool |
| August | 13°C | 8°C | 88 mm | 85% | 70% | 2.5 | 39°C | Cool |
| September | 14°C | 9°C | 88 mm | 84% | 73% | 3.6 | 37°C | Cool |
| October | 15°C | 10°C | 95 mm | 82% | 76% | 4.6 | 34°C | Cool |
| November | 17°C | 11°C | 70 mm | 81% | 73% | 5.8 | 29°C | Cool |
| December | 19°C | 13°C | 85 mm | 79% | 76% | 6.1 | 25°C | Mild to warm, humid or showery |
The Dubai column is Dubai's mean daily high, for comparison.
Modelled averages for an area about 50 km across, not a weather station's record: NASA POWER climatology, 2001–2020. These data were obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program.
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Plan a trip to Whanganui
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