Busselton, Western Australia
Busselton is usually a warm early-summer race where sea breeze and heat shape execution.
Typical race window
Monthly climate normal from 2016-2025 archive data.
15°C-28°C
26 km/h
45 km/h
6%
A typical day in December averages 0.2 mm of precipitation, with average gusts around 48 km/h. Treat this as planning context, not a live forecast.
Jan
29°C
Feb
29°C
Mar
27°C
Apr
23°C
May
20°C
Jun
17°C
Jul
16°C
Aug
16°C
Sep
17°C
Oct
19°C
Nov
24°C
Dec
28°C
The jetty swim can be beautiful but still sensitive to wind, chop and official water guidance.
Flat roads make wind direction and gusts central to pacing.
The run can become hot and exposed, so cooling and sun protection matter.
Live race-day forecast
This race page stays evergreen. For date, start time and expected segment durations, open the race-day planner with Busselton, Western Australia prefilled.