Home › Weather › Port Arthur Weather
Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Current Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Port Arthur’s weather is shaped by its coastal position on the Tasman Peninsula, meaning conditions can shift quickly. The live forecast above gives the immediate outlook, but the key pattern is cool, changeable maritime weather with a higher chance of rain and wind than inland Tasmania.
What makes Port Arthur’s weather different from Hobart’s?
Port Arthur sits about 100 kilometres south-east of Hobart, exposed to the Southern Ocean and Tasman Sea. This makes it noticeably cooler and windier than the state capital. While weather Hobart receives, on average, less rain, Port Arthur’s coastal location brings higher humidity and more frequent drizzle, especially in winter. The local topography also funnels sea breezes, so afternoons often feel brisk even when skies are clear.
What should you expect day to day?
Summers are mild, with daytime highs typically in the low 20s Celsius, but sea fog or a sudden southerly change can drop that by several degrees. Winters are cool and wet, with highs around 12–14°C. The port arthur weather hourly breakdown is useful here: mornings often start still and overcast, winds pick up by late morning, and rain showers tend to intensify in the afternoon. For the broader outlook, a port arthur weather 14 day forecast will show the pattern of passing fronts, but short-range detail is more reliable due to the changeable maritime influence.
How does weather affect visiting the Historic Site and Three Capes?
Rain and wind can arrive with little warning, especially on exposed headlands. If you’re planning a 3 capes weather forecast 14 days, treat it as a general trend, not a guarantee. Always pack a waterproof jacket and layers, even in summer. The same conditions that make Port Arthur atmospheric — the mist, the squalls, the shifting light — also demand caution on the walking tracks. Check bruny island weather reports too, as it shares similar maritime patterns and can be a helpful proxy for local conditions.
Where can I find the official bom port arthur weather report?
The Bureau of Meteorology (BOM) provides official observations for Port Arthur via its Tasmanian coastal forecast zone. The bom port arthur weather page on their site offers current conditions, radar, and warnings for the region.
Is Port Arthur windier than other parts of Tasmania?
Yes, more than sheltered inland areas. Exposed to the Roaring Forties, Port Arthur experiences stronger, more persistent winds than Hobart. Spring and early summer are windiest, with gusts often exceeding 50 km/h during fronts.
Can I use a port arthur weather 14 day forecast to plan a walk?
Use it as a broad guide for trends — such as a wet week versus a dry one — but check the live forecast and warnings 24–48 hours before walking. Conditions on the Three Capes Track and around freycinet weather zones can change rapidly.