Coalmine Beach
Western Australia · Australia
Rating right now
A october–april beach on the Coastal Waters near Western Australia, Coalmine Beach is exposed to S swell — SE–SW on the forecast is when it lights up, ideally with a NW–NE wind.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~17.8°C (64°F) on average
Jan
20.1°C
68.2°F · 18.7–22.1°C
Feb
20.4°C
68.7°F · 18.6–22.6°C
Mar
20.8°C
69.4°F · 19.2–22.4°C
Apr
20.8°C
69.4°F · 19.1–22.3°C
May
20.8°C
69.4°F · 19.1–22.9°C
Jun
20.2°C
68.4°F · 19.2–22.5°C
Jul
19.3°C
66.7°F · 17.6–21.4°C
Aug
18.3°C
64.9°F · 17.4–19.4°C
Sep
18°C
64.4°F · 16.1–19.2°C
Oct
17.8°C
64°F · 15.5–19.4°C
Nov
18.4°C
65.1°F · 17–19.8°C
Dec
19.4°C
66.9°F · 17.5–21.1°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
SE–SW
Best wind
NW–NE
Break type
Beach break
Best season
October–April
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back. Sharks are part of the ecosystem here — avoid dawn, dusk and murky rivermouth water.
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