Wānaka weather in May
May in Wānaka: cool, rainy, with clean air — a fair time to visit.
#6 of 12 months in Wānaka · #583 of 604 destinations to visit in May · comfort 51/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Wānaka climate normals — May
| Daytime high | 11°C / 53°F | 🙂 cool |
|---|---|---|
| Nighttime low | 5°C / 41°F | |
| Feels like (high) | 10°C / 50°F | |
| Rainfall | 99 mm / 3.9 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 87% | 💦 very humid |
| Dew point | 6°C / 44°F | |
| Sunshine | 5.7 h/day | |
| Daylight | 9.5 h | |
| Wind | 9 km/h / 5 mph | |
| Snowfall | 3.9 cm / 1.5 in | |
| Air quality (US AQI) | 20 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Wānaka in May — FAQ
- Is May a good time to visit Wānaka?
- May in Wānaka: cool, rainy, with clean air — a fair time to visit. It ranks #6 of 12 months for Wānaka on SeasonMap's comfort score (51/100).
- What is the weather like in Wānaka in May?
- In May, Wānaka averages a daily high of 11.4°C and a low of 5.2°C, with about 98.6 mm of rain over roughly 12.8 rainy days.
- What is the air quality in Wānaka in May?
- Wānaka has a mean US Air Quality Index of about 20 in May.
- Does it snow in Wānaka in May?
- Wānaka sees roughly 3.9 cm of snowfall in May.