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Weather in Hornsby, Australia 🇦🇺

Weather Forecast in Hornsby

Current Weather in Hornsby

Partly cloudy
12°C
Feels like 12°C. Partly cloudy.
🌬️ 6 km/h W
💧 82% Humidity
🧭 1033 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.4
🌡️ Dew Point: 8°C
🌅 Sunrise: 06:55 AM
🌇 Sunset: 05:08 PM
Map Overlays:

In Hornsby right now it is 12°C and partly cloudy, feeling like 12°C. Humidity is 82% with winds around 6 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Hornsby range from about 8°C to 20°C.

Hourly Forecast for Hornsby

09:00
Sunny
13°
7%
10:00
Sunny
15°
4%
11:00
Sunny
16°
3%
12:00
Sunny
18°
3%
13:00
Sunny
18°
2%
14:00
Sunny
19°
2%
15:00
Sunny
18°
2%
16:00
Sunny
18°
3%
17:00
Sunny
15°
6%
18:00
Clear
14°
8%
19:00
Clear
13°
8%
20:00
Clear
13°
9%
21:00
Clear
12°
10%
22:00
Clear
12°
11%
23:00
Clear
11°
12%
00:00
Clear
10°
13%
01:00
Clear
10°
13%
02:00
Clear
10°
13%
03:00
Clear
13%
04:00
Clear
13%
05:00
Clear
13%
06:00
Clear
14%
07:00
Sunny
13%
08:00
Sunny
10°
12%

14-Day Forecast for Hornsby

Mon, Jul 20
Sunny Sunny
19° /
Tue, Jul 21
Overcast Overcast
19° /
Wed, Jul 22
Sunny Sunny
20° /
Thu, Jul 23
Sunny Sunny
19° /
Fri, Jul 24
Sunny Sunny
16° /
Sat, Jul 25
Sunny Sunny
18° /
Sun, Jul 26
Sunny Sunny
17° /
Mon, Jul 27
Partly Cloudy Partly Cloudy
16° / 11°
Tue, Jul 28
Sunny Sunny
20° /
Wed, Jul 29
Sunny Sunny
13° /
Thu, Jul 30
Sunny Sunny
15° /
Fri, Jul 31
Sunny Sunny
16° /
Sat, Aug 01
Sunny Sunny
16° /
Sun, Aug 02
Patchy rain nearby Patchy rain nearby
15° /

Additional Forecasts for Hornsby

Air Quality

💨 US EPA Index 2 (Moderate)
CO (Carbon Monoxide) 195.0 μg/m³
O₃ (Ozone) 16.0 μg/m³
NO₂ (Nitrogen Dioxide) 27.8 μg/m³
SO₂ (Sulphur Dioxide) 11.2 μg/m³
PM2.5 (Fine particles) 29.2 μg/m³
PM10 (Coarse particles) 30.6 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Australia

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Best Time to Be Outside in Hornsby Today

The most comfortable window in Hornsby today looks like 13:00 to 15:00, when it is around 18°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Hornsby

What is the temperature in Hornsby right now?

The current temperature in Hornsby is 12°C (54°F), partly cloudy (feels like 12°C).

What's the weather like in Hornsby right now?

Conditions in Hornsby right now: Partly cloudy, humidity 82%, wind 6 km/h W.

What is today's forecast for Hornsby?

Today in Hornsby: high 19°C, low 9°C, sunny. Chance of rain: 8%.

What is the 7-day weather forecast for Hornsby?

Daily highs and lows for Hornsby:

  • 2026-07-20: 19°C / 9°C
  • 2026-07-21: 19°C / 8°C
  • 2026-07-22: 20°C / 8°C
  • 2026-07-23: 19°C / 9°C
  • 2026-07-24: 16°C / 6°C
  • 2026-07-25: 18°C / 8°C
  • 2026-07-26: 17°C / 8°C
Is it going to rain in Hornsby today?

There is a 8% chance of rain in Hornsby today.

What is the wind speed in Hornsby right now?

Wind in Hornsby is currently 6 km/h (4 mph) from the W.

What is the UV index in Hornsby right now?

The UV index in Hornsby is currently 0.4 (low). Sun protection is recommended when the index is 3 or higher.

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