Tomorrow's Weather Forecast - Newcastle

Tomorrow's weather in Newcastle. high 22°C (72°F), low 12°C (54°F). Overcast.

Tomorrow’s Outlook

Tomorrow will be 2°C warmer than today. Expect pleasant, mostly clear skies with little chance of rain. Humidity holds around 72%, giving the air a damp, heavy feel even without much heat behind it. A light breeze near 20 km/h is expected. Sunrise is at 5:55 AM and sunset at 5:43 PM, for about 11h 48m of daylight.

Tomorrow
22°/ 12°
Today20° / 12°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon16°
Rain probability
0%
Wind speed
10 km/h
AfternoonNoon – 6 PM22°
Rain probability
0%
Wind speed
20 km/h
Evening6 PM – Midn17°
Rain probability
0%
Wind speed
20 km/h
NightMidn – 6 AM14°
Rain probability
0%
Wind speed
14 km/h

24-Hour Rain & Temperature Forecast

Tomorrow13 Sep
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Temperature · peaks at +22°C

Planning Advice for Tomorrow

Clothing
Warm jacket and comfortable layers recommended.
Outdoor
Good conditions for outdoor activities.
Travel
Standard travel conditions expected.

Sunrise & Sunset

Sunrise
Dawn 5:25 AM
Total Daylight
Full day forecastSolar noon 11:49 AM
Sunset
Dusk 6:13 PM
vs today+2 min daylight
Sunrise shift1 min earlier
Sunset shift1 min later

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Newcastle is forecast to reach a high of 22°C tomorrow, with an overnight low around 12°C. That's 2° above the long-term average high of 20°C for this time of year. It continues a recent pattern — 20 of the last 28 days with published data have run warmer than normal. Expect little chance of rain (0% probability) and moderate breezes averaging 20 km/h. Air quality is currently Moderate (AQI 70), driven mainly by PM2.5 at 23 μg/m³.

Today vs Normal

20°C0° below normal

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

20 of the last 28 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.

2026-08-28: 20°C20°2026-08-29: 18°C18°2026-08-30: 19°C19°2026-08-31: 20°C20°2026-09-01: 23°C23°2026-09-02: 25°C25°2026-09-03: 25°C25°2026-09-04: 22°C22°2026-09-05: 27°C27°2026-09-06: 22°C22°2026-09-07: 21°C21°2026-09-08: 17°C17°

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.