Weekend Weather Forecast - Newcastle

Weekend weather in Newcastle. Saturday high 19°C (66°F). Sunday high 22°C (72°F).

Weekend Hourly Forecast

Fri·11 Sep
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Temperature · peaks at +18°C

48-Hour Weekend Forecast Chart

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Fri11 Sep
Sat12 Sep
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Temperature · peaks at +18°C

Weekend Activity Outlook

Travel / Drive
Rating
Poor
Reason
Heavy rain — road conditions poor
Outdoor Sports
Rating
Poor
Reason
Wet field — matches likely cancelled
Home / Laundry
Rating
Poor
Reason
Rain will prevent outdoor drying
Outdoor Events
Rating
Poor
Reason
Venue should have indoor backup ready

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Newcastle is forecast to reach a high of 19°C this weekend, with an overnight low around 13°C. That's 1° below the long-term average high of 20°C for this time of year. Expect a high chance of rain (88% probability) and a gentle breeze averaging 17 km/h. Air quality is currently Moderate (AQI 55), driven mainly by PM2.5 at 13 μg/m³.

Today vs Normal

18°C-2° below normal

The long-term average high for today is 20°C.

13 of the last 20 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

2026-08-19: 19°C19°2026-08-20: 21°C21°2026-08-21: 20°C20°2026-08-22: 21°C21°2026-08-23: 19°C19°2026-08-24: 22°C22°2026-08-25: 21°C21°2026-08-26: 18°C18°2026-08-27: 18°C18°2026-08-28: 20°C20°2026-08-29: 18°C18°2026-08-30: 19°C19°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.