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Rosanna weather

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EuropeanECMWF
18°
Rain
Feels 19° · Wind 10 km/h · Humidity 94%
AmericanNOAA GFS
17°
Drizzle
Feels 18° · Wind 3 km/h · Humidity 99%
GermanDWD ICON
20°
Light showers
Feels 23° · Wind 3 km/h · Humidity 95%

Latest for Rosanna: European (ECMWF): 18° Rain · American (NOAA GFS): 17° Drizzle · German (DWD ICON): 20° Light showers.

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Rosanna weather in numbers

from 30 years of measured normals

Rosanna swings 21°C across the year, from 26°C highs in January to 5°C lows in July, and November is usually the wettest month in a year that brings about 716 mm of precipitation.

Warmest month
January
26°C average high
Coldest month
July
5°C average low
Wettest month
November
716 mm a year
Below freezing
Never
overnight lows stay above 0°C
Comfortable
4 months
January, February, March and April
Residents
8,616
share this forecast

The weather map: all three models at once

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

where the models agree, and where they split

Rosanna, Victoria is at its warmest in Jan (average highs near 26°C) and coldest in Jul (lows around 5°C), with roughly 716 mm of precipitation across the year. Below, compare what European, American, German forecast for Rosanna 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.

Rosanna climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
26°
14°
Feb
26°
13°
Mar
23°
12°
Apr
19°
9°
May
16°
7°
Jun
13°
6°
Jul
12°
5°
Aug
14°
5°
Sep
16°
6°
Oct
18°
7°
Nov
21°
10°
Dec
24°
12°

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

How the weather around Rosanna has changed since 1995

Rosanna sits in the same roughly 50 km square of NASA's reanalysis as Craigieburn. That square ran 0.6°C warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Craigieburn page.

Which forecast is most accurate in Rosanna?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
94
/100rank #1
88±0.7°C97±1.3 km/h100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
81
/100rank #2
75±1.4°C96±2.2 km/h7687% hitNOAA / NCEP (United States)College Park, Maryland, USA
G
German
78
/100rank #3
74±1.4°C96±1.8 km/h7184% 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 Rosanna today?
On this page we show what European, American, German each forecast for Rosanna 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 Rosanna today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from European, American, German for Rosanna 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 Rosanna?
Over the last 30 days, the European model has been the most accurate for Rosanna (CheckWeather Score 94/100), ahead of the American at 81. We grade every model against the recorded weather. See the AU accuracy scoreboard for the full method.
What is the warmest month in Rosanna?
January is typically the warmest month in Rosanna, with average highs around 26°C.
How cold does Rosanna get?
The coldest month in Rosanna is July, when overnight lows average about 5°C.
How much rain does Rosanna get?
Rosanna sees roughly 716 mm of precipitation a year, with November usually the wettest month.

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