Whanganui in May
6.2out of 10
Possible, with caveats
Cool: highs only around 15°C. Frequent rain: about 12 rainy days.
15°CAvg high
12°CAvg low
12Rainy days (97 mm)
9:48 hDaylight
07:22Sunrise · 17:10 Sunset
Why this score
- Cool: highs only around 15°C
- Frequent rain: about 12 rainy days
What to wear and pack
- Layers you can add or remove
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in May varies a lot between years (±3.6 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 19°C | 15°C | 69 mm | 9 | – | – | 7.4 |
| February | 20°C | 16°C | 67 mm | 8 | – | – | 7.7 |
| March | 19°C | 15°C | 69 mm | 9 | – | – | 7.3 |
| April | 17°C | 13°C | 98 mm | 11 | – | – | 6.6 |
| May | 15°C | 12°C | 97 mm | 12 | – | – | 6.2 |
| June | 13°C | 10°C | 108 mm | 14 | – | – | 5.7 |
| July | 12°C | 9°C | 105 mm | 14 | – | – | 5.5 |
| August | 12°C | 9°C | 102 mm | 15 | – | – | 5.5 |
| September | 13°C | 10°C | 98 mm | 14 | – | – | 5.8 |
| October | 15°C | 11°C | 107 mm | 14 | – | – | 5.9 |
| November | 16°C | 12°C | 90 mm | 12 | – | – | 6.4 |
| December | 18°C | 14°C | 100 mm | 13 | – | – | 6.6 |
Frequently asked questions
How hot is Whanganui in May?
Daytime highs average 15°C and nights about 12°C.
When is the best time to visit Whanganui?
The best months are February, January, March.