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Weather in Hornsby for August 2025

Your guide to Hornsby weather in August - trends and predictions
  • In general, the average temperature in Hornsby at the beginning of August is 17.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22.4 °C by the end of August.

  • Expect significant rainfall in Hornsby during August, with an average of 16 rainy days.

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Average dry days
15
Dry days
Average rainy days
16
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/10°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
68 %
Avg humidity

Hornsby in August average weather

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Temperatures trend during August in Hornsby

See the weather trend as well as the moving average line

August weather day by day

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Date Weather Temperatures Rain UV More
1 Aug. Sunny
Sunny
18° /7° 1.5 mm 6
2 Aug. Patchy rain possible
Patchy rain possible
17° /10° 1.8 mm 5
3 Aug. Sunny
Sunny
19° /7° 0 mm 7
4 Aug. Sunny
Sunny
19° /8° 0 mm 6
5 Aug. Patchy rain possible
Patchy rain possible
17° /9° 2.6 mm 5
6 Aug. Patchy rain possible
Patchy rain possible
15° /10° 5.6 mm 5
7 Aug. Moderate rain at times
Moderate rain at times
16° /8° 0.9 mm 6
8 Aug. Patchy rain possible
Patchy rain possible
17° /9° 0.1 mm 6
9 Aug. Sunny
Sunny
18° /9° 1.6 mm 6
10 Aug. Patchy rain possible
Patchy rain possible
19° /9° 0.4 mm 6
11 Aug. Partly cloudy
Partly cloudy
18° /8° 0.1 mm 6
12 Aug. Partly cloudy
Partly cloudy
20° /8° 0.2 mm 6
13 Aug. Heavy rain at times
Heavy rain at times
14° /12° 6.6 mm 5
14 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
14° /11° 23.2 mm 4
15 Aug. Patchy rain possible
Patchy rain possible
17° /10° 0.5 mm 5
16 Aug. Patchy rain possible
Patchy rain possible
18° /10° 0.7 mm 6
17 Aug. Sunny
Sunny
19° /9° 1.1 mm 6
18 Aug. Patchy rain possible
Patchy rain possible
17° /10° 2.6 mm 5
19 Aug. Partly cloudy
Partly cloudy
16° /9° 0.1 mm 6
20 Aug. Partly cloudy
Partly cloudy
21° /9° 0 mm 7
21 Aug. Partly cloudy
Partly cloudy
22° /12° 0 mm 7
22 Aug. Cloudy
Cloudy
22° /11° 0 mm 6
23 Aug. Overcast
Overcast
19° /10° 0 mm 6
24 Aug. Patchy rain possible
Patchy rain possible
22° /11° 0.9 mm 6
25 Aug. Partly cloudy
Partly cloudy
22° /12° 0.1 mm 7
26 Aug. Cloudy
Cloudy
21° /11° 0.1 mm 6
27 Aug. Partly cloudy
Partly cloudy
22° /11° 0.2 mm 7
28 Aug. Light rain shower
Light rain shower
23° /13° 1.4 mm 6
29 Aug. Partly cloudy
Partly cloudy
22° /11° 0.1 mm 7
30 Aug. Patchy light rain with thunder
Patchy light rain with thunder
26° /11° 1.2 mm 7
31 Aug. Partly cloudy
Partly cloudy
21° /12° 0.3 mm 7
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Important Notice
Our weather forecast for Hornsby in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hornsby forecast closer to your planned date for the most up-to-date weather information.

Hornsby in August - FAQ

What are the expected maximum and minimum temperatures in Hornsby during August?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Hornsby during August?
Moderate rainfall is anticipated in Hornsby during August, with a total of 77.2 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Hornsby during August?
The average wind speed in Hornsby during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Hornsby

Explore the daily rainfall trends and prepare for Hornsbys August weather 💧

UV exposure in Hornsby during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️

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Location coordinates Where is Hornsby?

Get accurate weather forecasts for Hornsby, located at latitude -33.702 and longitude 151.099. Stay updated with localized weather information tailored for Hornsby.

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