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CheckWeather AUSt Marys
Forecast confidence: Medium · models disagree by 3°C

St Marys weather

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Cloudy,much the same tomorrow

European, the American and the German model put St Marys's high today between 29° and 32°, a 3° split. Tomorrow looks clear around 33°, with a 0% chance of rain.

31°
33°12°
30°13°
16°13°
20°14°
26°14°
Todaysplit ±3°Tomorrowsplit ±3°Mondaysplit ±5°Tuesdaymodels agreeWednesdaysplit ±9°Thursdaysplit ±3°
EuropeanECMWF
29°
Partly cloudy
Today 29°·Low ·Rain 0%
AmericanNOAA GFS
32°
Cloudy
Today 32°·Low 12°·Rain 0%
GermanDWD ICON
31°
Cloudy
Today 31°·Low ·Rain 0%
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St Marys weather in numbers

from 30 years of measured normals

St Marys swings 25°C across the year, from 31°C highs in December to 6°C lows in June, and November is usually the wettest month in a year that brings about 806 mm of precipitation.

Warmest month
December
31°C average high
Coldest month
June
6°C average low
Wettest month
November
806 mm a year
Below freezing
Never
overnight lows stay above 0°C
Comfortable
4 months
April, May, June and July
Residents
13,000
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The weather map: all three models at once

European, American, German side by side around St Marys and nearby towns.Live rain radar →
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St Marys 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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St Marys 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Cloudy
31°
±3°
Tomorrow
Clear
33° 12°
±3°
Mon
Light drizzle
30° 13°
±5°
Tue
Light drizzle
16° 13°
models agree
Wed
Cloudy
20° 14°
±9°
Thu
Cloudy
26° 14°
±3°
Fri
Mostly clear
30° 13°
models agree
Sat
Partly cloudy
31° 16°
models agree
Sun
Light drizzle
23° 16°
±7°
Mon
Cloudy
27° 15°
±4°
Tue
Mostly clear
31° 14°
models agree
Wed
Light drizzle
25° 16°
models agree
Thu
Partly cloudy
26° 16°
models agree
Fri
Light drizzle
24° 16°
models agree

St Marys, New South Wales is at its warmest in Dec (average highs near 31°C) and coldest in Jun (lows around 6°C), with roughly 806 mm of precipitation across the year. Below, compare what European, American, German forecast for St Marys 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 Marys climate by month

average daytime high and overnight low across a typical year
Jan
28°
18°
Feb
29°
18°
Mar
28°
16°
Apr
23°
12°
May
19°
Jun
17°
Jul
18°
Aug
20°
Sep
24°
Oct
26°
11°
Nov
27°
16°
Dec
31°
18°

Which forecast is most accurate in Australia?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
88
/100rank #1
90±0.6°C96±2.1 km/t8089% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
G
German
83
/100rank #2
85±0.8°C95±2.4 km/t7184% hitDeutscher Wetterdienst (DWD)Offenbach am Main, Germany
American logo
American
80
/100rank #3
81±1.1°C92±3.8 km/t6983% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1495 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±3°29° to 32°models agree0% to 0% chance
Tomorrow±3°31° to 34°models agree0% to 0% chance
Mon±5°27° to 32°±66%5% to 71% chance
Tue±2°15° to 17°±51%10% to 61% chance
Wed±9°16° to 24°±48%15% to 63% chance

The models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in St Marys

today, local time
Sunrise
05:51
Sunset
17:51
Daylight
12h 0m

Common questions

What's the weather in St Marys today?
On this page we show what European, American, German each forecast for St Marys 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 St Marys today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for St Marys 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 St Marys?
No single model is always right. European, American, German each run their own physics, so we line all three up: when they agree the St Marys forecast is reliable, and when they split you should expect surprises. See our tested AU accuracy scoreboard for how the models compare.
What is the warmest month in St Marys?
December is typically the warmest month in St Marys, with average highs around 31°C.
How cold does St Marys get?
The coldest month in St Marys is June, when overnight lows average about 6°C.
How much rain does St Marys get?
St Marys sees roughly 806 mm of precipitation a year, with November usually the wettest month.

Nearby

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