Tomorrow's Weather Forecast - Adelaide

Tomorrow's weather in Adelaide. high 21°C (70°F), low 12°C (54°F). Overcast.

Tomorrow’s Outlook

Tomorrow will be 2°C warmer than today. Mild conditions with dry weather expected all day. Humidity sits at a moderate 58%, so the air shouldn't feel unusually damp or dry. A light breeze near 14 km/h is expected. Sunrise is at 6:20 AM and sunset at 6:04 PM, for about 11h 45m of daylight.

Tomorrow
21°/ 12°
Today19° / 8°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon16°
Rain probability
0%
Wind speed
10 km/h
AfternoonNoon – 6 PM21°
Rain probability
0%
Wind speed
6 km/h
Evening6 PM – Midn18°
Rain probability
0%
Wind speed
14 km/h
NightMidn – 6 AM13°
Rain probability
0%
Wind speed
14 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
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Temperature · peaks at +21°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 5:50 AM
Total Daylight
Full day forecastSolar noon 12:12 PM
Sunset
Dusk 6:34 PM
vs today+3 min daylight
Sunrise shift1 min earlier
Sunset shiftSame time

5-Day Weather Forecast

Full 15-Day Forecast
Today11 Sep
Overcast
19°/ 8°
1–12
Wind
Tomorrow12 Sep
Overcast
21°/ 12°
2–14
Wind
Sun13 Sep
Rain Showers
19°/ 14°
98%
Rain
8–23
Wind
Mon14 Sep
Drizzle
16°/ 13°
43%
Rain
3–19
Wind
Tue15 Sep
Drizzle
14°/ 10°
45%
Rain
9–19
Wind

Weather Insight

Adelaide is forecast to reach a high of 21°C tomorrow, with an overnight low around 12°C. That's 4° above the long-term average high of 17°C for this time of year. It continues a recent pattern — 22 of the last 28 days with published data have run warmer than normal. Expect little chance of rain (0% probability) and a gentle breeze averaging 14 km/h. Air quality is currently good (AQI 40), with no notable outdoor health concerns.

Today vs Normal

19°C+2° above normal

The long-term average high for today is 17°C.

22 of the last 28 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-28: 21°C21°2026-08-29: 20°C20°2026-08-30: 20°C20°2026-08-31: 21°C21°2026-09-01: 22°C22°2026-09-02: 15°C15°2026-09-03: 17°C17°2026-09-04: 19°C19°2026-09-05: 15°C15°2026-09-06: 16°C16°2026-09-07: 18°C18°2026-09-08: 19°C19°

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

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.