Splendour in the Grass Weather Forecast 2026
Byron Bay, Australia
17 Jul 2026 to 19 Jul 2026
North Byron Parklands in the sub-tropics. Winter rain in a wet year makes this ground notoriously unusable; the 2022 mud is the benchmark.
1st driest in 21 years.
20-year distribution
Last 5 years
This year's figure is indicative climate data. A live forecast for the festival opens on 2026-07-17. The 20-year comparison uses weather records for this location across the event window from 2006 to 2025. Individual experience may differ from location-averaged meteorological data, and the festival itself may not have run in every year shown.
Typical conditions for this week
Climate normalsLive forecast opens from 2026-07-03.
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Tuned to the forecast- Wellies you don't mind writing off
- Dry bag for your phone
- Spare socks, more than you think
- Reusable water bottle
- Portable charger
The conditions story
Based on weather records at this location, 0 mm of rain falls across the event window, with another 0 mm in the seven days prior. Splendour in the Grass sits on ground that holds water for days once soaked, so the 8.9 score reflects the saturation story, not just the raw totals.
A peak of 19°C and a mean wind of 20 km/h help dry the surface between showers. Whether that turns out to be a mud bath or a firm weekend often comes down to how the pattern holds between now and gate open.
Frequently asked questions
How often is this page updated?
Current conditions refresh daily at 07:00 UTC from our cron. Forecasts cache for 6 hours; climate averages for 24 hours; the 20-year historical distribution refreshes weekly.
What does the conditions score mean for Splendour in the Grass?
A single 0-10 rating of how Splendour in the Grass's event window is shaping up, weighted toward the festival's primary risk (wet and muddy ground conditions). Above 7 means likely good, 4-6 is mixed, below 4 means prepare for the worst.
Where does the weather data come from?
Open-Meteo, an open weather API that blends multiple national weather services plus ERA5 archive data going back to 2006. The same data powers many outdoor apps.
Does the historical comparison mean the festival ran every year?
No. The 20-year comparison uses weather records for this location and event window regardless of whether the festival itself ran that year. That gives us a consistent 20-year sample even for festivals that started more recently.
What should I pack for Splendour in the Grass 2026?
See the "Pack for it" section above. The list is generated from the current forecast, tuned to the temperatures, rain probability, and primary risk you will actually face.