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CheckWeather AUBlue Mountains
Forecast confidence: Medium · models disagree by 3°C

Blue Mountains weather

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Partly cloudy,much the same tomorrow

European, the American and the German model put Blue Mountains's high today between 22° and 25°, a 3° split. Tomorrow looks clear around 24°, with a 0% chance of rain.

23°
24°
24°
13°
20°
Todaysplit ±3°Tomorrowmodels agreeMondaymodels agreeTuesdaysplit ±4°Wednesdaysplit ±9°Thursdaymodels agree
EuropeanECMWF
22°
Partly cloudy
Today 22°·Low ·Rain 0%
AmericanNOAA GFS
25°
Cloudy
Today 25°·Low ·Rain 0%
GermanDWD ICON
23°
Partly cloudy
Today 23°·Low ·Rain 0%
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Blue Mountains weather in numbers

from 30 years of measured normals

Blue Mountains swings 23°C across the year, from 25°C highs in December to 2°C lows in June, and April is usually the wettest month in a year that brings about 1162 mm of precipitation.

Warmest month
December
25°C average high
Coldest month
June
2°C average low
Wettest month
April
1162 mm a year
Below freezing
Never
overnight lows stay above 0°C
Comfortable
4 months
January, February, March and September
Residents
78,000
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Partly cloudy
23°
±3°
Tomorrow
Clear
24°
models agree
Mon
Light drizzle
24°
models agree
Tue
Light drizzle
±4°
Wed
Light drizzle
13°
±9°
Thu
Light drizzle
20°
models agree
Fri
Light drizzle
24°
models agree
Sat
Light drizzle
25°
models agree
Sun
Light drizzle
18°
±11°
Mon
Cloudy
23°
±5°
Tue
Cloudy
22°
±3°
Wed
Light drizzle
19° 10°
models agree
Thu
Cloudy
21°
models agree
Fri
Light drizzle
17° 10°
models agree

Blue Mountains, New South Wales is at its warmest in Dec (average highs near 25°C) and coldest in Jun (lows around 2°C), with roughly 1162 mm of precipitation across the year. Below, compare what European, American, German forecast for Blue Mountains 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.

Blue Mountains climate by month

average daytime high and overnight low across a typical year
Jan
22°
12°
Feb
23°
12°
Mar
21°
11°
Apr
16°
May
13°
Jun
11°
Jul
11°
Aug
14°
Sep
17°
Oct
19°
Nov
21°
10°
Dec
25°
12°

Which forecast is most accurate in Blue Mountains?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
88
/100rank #1
90±0.5°C94±3.2 km/t8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
80
/100rank #2
80±1.1°C94±3.1 km/t7184% hitNOAA / NCEP (United States)College Park, Maryland, USA
G
German
78
/100rank #3
79±1.2°C95±2.5 km/t6581% 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 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°22° to 25°models agree0% to 0% chance
Tomorrow±2°23° to 25°models agree0% to 0% chance
Mon±1°23° to 25°±86%13% to 99% chance
Tue±4°7° to 10°±81%3% to 84% chance
Wed±9°10° to 18°±34%13% to 47% 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 Blue Mountains

today, local time
Sunrise
05:53
Sunset
17:53
Daylight
12h 0m

Common questions

What's the weather in Blue Mountains today?
On this page we show what European, American, German each forecast for Blue Mountains 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 Blue Mountains today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for Blue Mountains 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 Blue Mountains?
Over the last 30 days, the European model has been the most accurate for Blue Mountains (CheckWeather Score 88/100), ahead of the American at 80. We grade every model against the recorded weather. See the AU accuracy scoreboard for the full method.
What is the warmest month in Blue Mountains?
December is typically the warmest month in Blue Mountains, with average highs around 25°C.
How cold does Blue Mountains get?
The coldest month in Blue Mountains is June, when overnight lows average about 2°C.
How much rain does Blue Mountains get?
Blue Mountains sees roughly 1162 mm of precipitation a year, with April usually the wettest month.

Nearby

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