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Hornsby Heights weather

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EuropeanECMWF
19°
Clear
Feels 20° · Wind 9 km/h · Humidity 86%
AmericanNOAA GFS
19°
Overcast
Feels 20° · Wind 5 km/h · Humidity 79%
GermanDWD ICON
19°
Partly cloudy
Feels 20° · Wind 2 km/h · Humidity 79%

Latest for Hornsby Heights: European (ECMWF): 19° Clear · American (NOAA GFS): 19° Overcast · German (DWD ICON): 19° Partly cloudy.

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Hornsby Heights weather in numbers

from 30 years of measured normals

Hornsby Heights swings 20°C across the year, from 27°C highs in January to 7°C lows in July, and February is usually the wettest month in a year that brings about 1131 mm of precipitation.

Warmest month
January
27°C average high
Coldest month
July
7°C average low
Wettest month
February
1131 mm a year
Below freezing
Never
overnight lows stay above 0°C
Comfortable
4 months
March, April, May and June
Residents
6,204
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The weather map: all three models at once

European, American, German side by side around Hornsby Heights and nearby towns.Live rain radar →
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Hornsby Heights hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Hornsby Heights 10-day forecast, out to 14 days

where the models agree, and where they split

Hornsby Heights, New South Wales is at its warmest in Jan (average highs near 27°C) and coldest in Jul (lows around 7°C), with roughly 1131 mm of precipitation across the year. Below, compare what European, American, German forecast for Hornsby Heights right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in Australia before you trust any single number.

Hornsby Heights climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
27°
18°
Feb
27°
17°
Mar
24°
15°
Apr
22°
13°
May
18°
9°
Jun
16°
8°
Jul
16°
7°
Aug
17°
7°
Sep
21°
8°
Oct
23°
11°
Nov
24°
15°
Dec
26°
15°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Hornsby Heights has changed since 1995

Hornsby Heights sits in the same roughly 50 km square of NASA's reanalysis as Central Coast. That square shows no clear change in temperature between 1995-2004 and 2015-2024. See the full 30-year picture on the Central Coast page.

Which forecast is most accurate in Hornsby Heights?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
92
/100rank #1
91±0.5°C96±2.0 km/h8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
77
/100rank #2
81±1.1°C96±2.2 km/h5877% hitNOAA / NCEP (United States)College Park, Maryland, USA
G
German
74
/100rank #3
79±1.1°C97±1.5 km/h5374% hitDeutscher Wetterdienst (DWD)Offenbach am Main, Germany

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1558 cities. Lower error means a higher score. See which forecast model is most accurate in Australia, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in Australia? Give each 1 to 5 stars.

EuropeanECMWF
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AmericanNOAA GFS
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GermanDWD ICON
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Hornsby Heights today?
On this page we show what European, American, German each forecast for Hornsby Heights today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Hornsby Heights today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for Hornsby Heights and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Hornsby Heights?
Over the last 30 days, the European model has been the most accurate for Hornsby Heights (CheckWeather Score 92/100), ahead of the American at 77. We grade every model against the recorded weather. See the AU accuracy scoreboard for the full method.
What is the warmest month in Hornsby Heights?
January is typically the warmest month in Hornsby Heights, with average highs around 27°C.
How cold does Hornsby Heights get?
The coldest month in Hornsby Heights is July, when overnight lows average about 7°C.
How much rain does Hornsby Heights get?
Hornsby Heights sees roughly 1131 mm of precipitation a year, with February usually the wettest month.

Nearby

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