Mount Buller weather in September
September in Mount Buller: cold, rainy, with clean air — a good time to visit.
#4 of 12 months in Mount Buller · #482 of 604 destinations to visit in September · comfort 64/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Mount Buller climate normals — September
| Daytime high | 7°C / 45°F | 🧥 cold |
|---|---|---|
| Nighttime low | -1°C / 29°F | |
| Feels like (high) | 4°C / 39°F | |
| Rainfall | 112 mm / 4.4 in | 🌧 rainy |
| Rainy days | 13 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | -1°C / 30°F | |
| Sunshine | 9.2 h/day | |
| Daylight | 11.9 h | |
| Wind | 15 km/h / 9 mph | |
| Snowfall | 3.3 cm / 1.3 in | |
| Air quality (US AQI) | 23 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Mount Buller in September — FAQ
- Is September a good time to visit Mount Buller?
- September in Mount Buller: cold, rainy, with clean air — a good time to visit. It ranks #4 of 12 months for Mount Buller on SeasonMap's comfort score (64/100).
- What is the weather like in Mount Buller in September?
- In September, Mount Buller averages a daily high of 7.3°C and a low of -1.5°C, with about 111.6 mm of rain over roughly 12.6 rainy days.
- What is the air quality in Mount Buller in September?
- Mount Buller has a mean US Air Quality Index of about 23 in September.
- Does it snow in Mount Buller in September?
- Mount Buller sees roughly 3.3 cm of snowfall in September.