Weather in Hornsby

New South Wales, 186 m · continuously updated

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Wind: –
Humidity: –
Rain ahead: –
Sunset: –

Temperature · last 4 and next 28 hours

Hornsby weather: the next 24 hours

Updated hourly.

Hornsby 14-day forecast

Two-week trend.

Rain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

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Air quality

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European index, measured continuously.

UV index

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Daily maximum — protection advised from 3.

Freezing level

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Snow settles about 300 m below it.

Around Hornsby

Neighbouring towns, as the crow flies.

Turramurra4 km Pymble6 km Galston7 km Parramatta16 km Toongabbie West18 km Mona Vale19 km Newport21 km Sydney21 km

7-day forecast for Hornsby

Today (Friday 16 Oct) in Hornsby: drizzle, 11 to 19 °C, precipitation 2.1 mm (69 %), wind up to 19 km/h. Tomorrow: light drizzle, 11 to 21 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	drizzle	11 °C	19 °C	2.1 mm	19 km/h
Tomorrow	light drizzle	11 °C	21 °C	0.9 mm	16 km/h
Sun 18 Oct	heavy drizzle	12 °C	20 °C	4.1 mm	16 km/h
Mon 19 Oct	drizzle	11 °C	21 °C	1.9 mm	18 km/h
Tue 20 Oct	light drizzle	13 °C	22 °C	1.2 mm	17 km/h
Wed 21 Oct	light drizzle	13 °C	25 °C	1.5 mm	12 km/h
Thu 22 Oct	light drizzle	14 °C	22 °C	1.8 mm	20 km/h

Forecast updated on 16.10.2026 at 02:43 (Open-Meteo model, elevation 186 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Hornsby

Tomorrow, Saturday 17 Oct, in Hornsby: light drizzle, from 11 to 21 °C, 0.9 mm of precipitation (probability 55 %), wind up to 16 km/h.

Hour	Weather	Temp.	Chance	Wind
00:00	overcast	12 °C	0 %	9 km/h
03:00	partly cloudy	11 °C	2 %	6 km/h
06:00	overcast	11 °C	8 %	4 km/h
09:00	mostly sunny	16 °C	26 %	5 km/h
12:00	mostly sunny	20 °C	52 %	12 km/h
15:00	mostly sunny	19 °C	29 %	14 km/h
18:00	mostly sunny	17 °C	15 %	14 km/h
21:00	mostly sunny	14 °C	3 %	4 km/h

Frequently asked questions

Will it rain tomorrow in Hornsby?

Yes: 0.9 mm expected, probability 55 %.

How warm will it be tomorrow in Hornsby?

Between 11 and 21 °C.

The weekend

This weekend in Hornsby: Saturday light drizzle, 11 to 21 °C, Sunday heavy drizzle, 12 to 20 °C.

Day	Weather	Min	Max	Precip.	Wind
Tomorrow	light drizzle	11 °C	21 °C	0.9 mm	16 km/h
Sun 18 Oct	heavy drizzle	12 °C	20 °C	4.1 mm	16 km/h

Hour by hour

The next 48 hours in Hornsby, hour by hour: temperature from 11 to 21 °C, 2.8 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
02:00	overcast	12 °C	0.0 mm	49 %	4 km/h
03:00	overcast	12 °C	0.0 mm	40 %	0 km/h
04:00	overcast	12 °C	0.0 mm	31 %	1 km/h
05:00	overcast	11 °C	0.0 mm	22 %	3 km/h
06:00	partly cloudy	11 °C	0.0 mm	13 %	2 km/h
07:00	overcast	12 °C	0.0 mm	6 %	10 km/h
08:00	partly cloudy	14 °C	0.0 mm	6 %	9 km/h
09:00	overcast	16 °C	0.0 mm	22 %	8 km/h
10:00	light drizzle	16 °C	0.3 mm	46 %	13 km/h
11:00	drizzle	17 °C	0.6 mm	63 %	15 km/h
12:00	light drizzle	18 °C	0.3 mm	69 %	15 km/h
13:00	light drizzle	18 °C	0.1 mm	69 %	16 km/h
14:00	light drizzle	18 °C	0.2 mm	63 %	17 km/h
15:00	light drizzle	19 °C	0.1 mm	50 %	19 km/h
16:00	light drizzle	18 °C	0.1 mm	31 %	19 km/h
17:00	light drizzle	17 °C	0.1 mm	16 %	18 km/h
18:00	light drizzle	16 °C	0.1 mm	8 %	14 km/h
19:00	mostly sunny	15 °C	0.0 mm	3 %	9 km/h
20:00	sunny	14 °C	0.0 mm	0 %	11 km/h
21:00	mostly sunny	13 °C	0.0 mm	0 %	9 km/h
22:00	overcast	13 °C	0.0 mm	0 %	8 km/h
23:00	overcast	13 °C	0.0 mm	0 %	8 km/h
00:00	overcast	12 °C	0.0 mm	0 %	9 km/h
01:00	mostly sunny	12 °C	0.0 mm	0 %	8 km/h
02:00	mostly sunny	12 °C	0.0 mm	0 %	8 km/h
03:00	partly cloudy	11 °C	0.0 mm	2 %	6 km/h
04:00	mostly sunny	12 °C	0.0 mm	5 %	5 km/h
05:00	partly cloudy	11 °C	0.0 mm	8 %	5 km/h
06:00	overcast	11 °C	0.0 mm	8 %	4 km/h
07:00	light drizzle	12 °C	0.1 mm	8 %	5 km/h
08:00	mostly sunny	14 °C	0.0 mm	12 %	4 km/h
09:00	mostly sunny	16 °C	0.0 mm	26 %	5 km/h
10:00	light drizzle	17 °C	0.4 mm	44 %	9 km/h
11:00	light drizzle	19 °C	0.2 mm	55 %	11 km/h
12:00	mostly sunny	20 °C	0.0 mm	52 %	12 km/h
13:00	partly cloudy	21 °C	0.0 mm	42 %	13 km/h
14:00	mostly sunny	19 °C	0.0 mm	33 %	16 km/h
15:00	mostly sunny	19 °C	0.0 mm	29 %	14 km/h
16:00	light drizzle	18 °C	0.1 mm	26 %	16 km/h
17:00	sunny	18 °C	0.0 mm	22 %	15 km/h
18:00	mostly sunny	17 °C	0.0 mm	15 %	14 km/h
19:00	light drizzle	16 °C	0.1 mm	7 %	8 km/h
20:00	mostly sunny	14 °C	0.0 mm	2 %	6 km/h
21:00	mostly sunny	14 °C	0.0 mm	3 %	4 km/h
22:00	mostly sunny	13 °C	0.0 mm	7 %	4 km/h
23:00	mostly sunny	13 °C	0.0 mm	12 %	3 km/h
00:00	mostly sunny	13 °C	0.0 mm	16 %	3 km/h
01:00	mostly sunny	12 °C	0.0 mm	21 %	3 km/h

Location of Hornsby

Hornsby lies at 186 m, 27 m below the average of the 148 places we cover in New South Wales (213 m). That makes it the 55th highest of the 148. The main town, Sydney, lies 21 km to the south-east. The nearest places we cover are Turramurra (4 km to the south-east), Pymble (6 km to the south-east), Galston (7 km to the north-west) and Parramatta (16 km to the south-west). With about 22,462 inhabitants according to GeoNames, Hornsby is the 16th largest of the 148 places we cover in New South Wales. Of the places of interest on this site, the nearest are Ku-ring-gai Chase National Park (national park, 15 km to the north-east) and Manly Beach (beach, 20 km to the south-east).