Byron Bay weather in March
March in Byron Bay: warm, soaked, with clean air — fine if you can take 18 rainy days.
#10 of 12 months in Byron Bay · #410 of 897 destinations to visit in March · comfort 78/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Byron Bay in March
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Byron Bay climate normals — March
| Daytime high | 26°C / 79°F | 🌤 warm |
|---|---|---|
| Nighttime low | 21°C / 70°F | |
| Rainfall | 210 mm / 8.3 in | ⛈ soaked |
| Rainy days | 18 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 20°C / 67°F | |
| Sunshine | 9.7 h/day | |
| Daylight | 12.2 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 33 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Byron Bay in March — FAQ
- Is March a good time to visit Byron Bay?
- March in Byron Bay: warm, soaked, with clean air — fine if you can take 18 rainy days. It ranks #10 of 12 months for Byron Bay on SeasonMap's comfort score (78/100).
- What is the weather like in Byron Bay in March?
- In March, Byron Bay averages a daily high of 26°C and a low of 20.9°C, with about 209.9 mm of rain over roughly 17.6 rainy days.
- What is the air quality in Byron Bay in March?
- Byron Bay has a mean US Air Quality Index of about 33 in March.