St Helens Park weather
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St Helens Park weather in numbers
from 30 years of measured normalsSt Helens Park swings 22°C across the year, from 27°C highs in January to 5°C lows in August, and February is usually the wettest month in a year that brings about 863 mm of precipitation.
The weather map: all three models at once
European, American, German side by side around St Helens Park and nearby towns.Live rain radar →St Helens Park hourly forecast: next 14 hours
consensus of the three modelsRain in the next 24 hours, model by model
each model's own hourly precipitation, side by sideLoading the three models…
St Helens Park 10-day forecast, out to 14 days
where the models agree, and where they splitSt Helens Park, New South Wales is at its warmest in Jan (average highs near 27°C) and coldest in Aug (lows around 5°C), with roughly 863 mm of precipitation across the year. Below, compare what European, American, German forecast for St Helens Park 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.
St Helens Park climate by month
average daytime high and overnight low across a typical year (1991-2020)Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.
How the weather around St Helens Park has changed since 1995
St Helens Park sits in the same roughly 50 km square of NASA's reanalysis as Blacktown. That square ran 0.7°C warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Blacktown page.
Which forecast is most accurate in St Helens Park?
CheckWeather Score, graded against the weather that actually happened
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 countsThe 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.
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.