Melbourne weather in May
May in Melbourne: cool, a little rain, with clean air — a great time to visit.
#9 of 12 months in Melbourne · #395 of 604 destinations to visit in May · comfort 77/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Melbourne climate normals — May
| Daytime high | 16°C / 60°F | 🙂 cool |
|---|---|---|
| Nighttime low | 9°C / 48°F | |
| Feels like (high) | 13°C / 55°F | |
| Rainfall | 54 mm / 2.1 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 8°C / 46°F | |
| Sunshine | 7.2 h/day | |
| Daylight | 10.1 h | |
| Wind | 20 km/h / 12 mph | |
| Air quality (US AQI) | 36 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Melbourne in May — FAQ
- Is May a good time to visit Melbourne?
- May in Melbourne: cool, a little rain, with clean air — a great time to visit. It ranks #9 of 12 months for Melbourne on SeasonMap's comfort score (77/100).
- What is the weather like in Melbourne in May?
- In May, Melbourne averages a daily high of 15.7°C and a low of 9.1°C, with about 54 mm of rain over roughly 10.4 rainy days.
- What is the air quality in Melbourne in May?
- Melbourne has a mean US Air Quality Index of about 36 in May.