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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Australia Data Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Newcastle’s weather tomorrow will be mild with a mix of sun and cloud, a top around 24°C and a light seabreeze. The live forecast above shows the most up‑to‑date conditions, so check it for any last‑minute changes.
What will the weather be like in Newcastle tomorrow?
Expect a partly cloudy day with the chance of a light shower drifting in from the coast, especially during the afternoon. Maximum temperatures should reach the low‑to‑mid twenties, while overnight lows dip to about 16°C. The seabreeze will pick up around midday, keeping the coast fresh but not gusty. If you’re heading to the beach, the morning will be the calmest window.
Will it rain tomorrow in Newcastle?
Rain is unlikely but not impossible — the chance is around 20–30%, mostly as a brief, light shower. The best of the dry weather will be in the morning. No thunderstorm or severe weather is expected, so you can plan outdoor activities with reasonable confidence. For the most detailed rainfall timing, refer to the live forecast above.
Is Newcastle’s weather tomorrow good for a swim?
Yes, the water temperature is around 21°C and conditions will be calm in the morning. The seabreeze picks up later, so early swims are best. Check beach flags for any local rips.
Will the sun be strong tomorrow in Newcastle?
The UV index will be moderate to high, reaching about 7 around midday. Slip on a shirt, slop on sunscreen and slap on a hat if you’ll be outdoors for more than 20 minutes.
How does tomorrow compare to today’s weather in Newcastle?
Tomorrow will be slightly cooler and cloudier than today, with a higher chance of a light shower. The wind will be a little stronger from the northeast, but overall it’s a typical late‑spring day.
Sources
For more Australian forecasts, visit our national weather hub or check conditions in Sydney, Melbourne or Brisbane.