Altona Meadows in Summer

In summer (December, January and February), Altona Meadows sees average daytime highs around 21°C and overnight lows near 16°C, with 140 mm of rain over about 20 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.

Over the season highs climb from about 19°C in early December to 21°C by late February. The sky is clear or mostly clear about 36% of the time across summer, and the air most often feels dry.

Summer is Altona Meadows's best season of the year to visit on our travel score. For the whole year in context, see Altona Meadows's year-round climate.

Avg daytime high
21°C
warmest season of the year
Avg overnight low
16°C
Rainfall
140 mm
20 wet days
Avg wind
20 km/h
Travel score
7.0
best season of the year
Months
Dec · Jan · Feb

Temperature in Altona Meadows in Summer

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 19°C in early December to 21°C by late February.

A typical summer day in Altona Meadows reaches about 21°C and drops to 16°C overnight. The warmest of the three months is February, the coolest December.

10°15°20°25°30°DecJanFeb

Altona Meadows weather by month

How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 16°456.114.37.3
Feb22° / 17°43613.57.2
Mar20° / 16°356.812.36.9
Apr18° / 14°507.8116.1
May16° / 12°469.3104.9
Jun14° / 10°5310.49.43.8
Jul13° / 43109.63.5
Aug13° / 4710.410.53.7
Sep15° / 10°5410.411.74.3
Oct16° / 11°579.6135.2
Nov18° / 13°599146.0
Dec20° / 15°52814.66.6

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time across summer.

0%25%50%75%100%DecJanFeb

Chance of precipitation in Summer

Any precipitation

Altona Meadows gets around 140 mm of rain over 20 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%DecJanFeb

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%DecJanFeb

Wind in Summer

Winds average 20 km/h across summer.

0510152025DecJanFeb

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 14 h 24 min in early December to 13 hours by late February. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMDecJanFeb

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 6.7 kWh/m².

02468DecJanFeb
Planning a trip in summer

Hazard calendar for Altona Meadows

In seasonPeak

In summer, Altona Meadows overlaps its cyclone season. The full year is below, with each hazard's peak months called out.

Altona Meadows sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Cyclone
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is summer a good time to visit Altona Meadows?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

7.0
Sightseeing
1st-best month of the year
4.3
Beach & pool
1st-best month of the year

summer is one of the better times to visit Altona Meadows for general sightseeing.

What to pack for Altona Meadows in Summer

From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In summer, Altona Meadows sees daytime highs around 21°C and nights near 16°C. Pack sun protection. Worth having: rain gear. About 20 days see rain.

sun protectionrain gear

Sea temperature near Altona Meadows in Summer

The nearest coast averages about 20°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 21°C and coldest in August near 11°C.

It's comfortable for a long swim from Jan 15 to Mar 11 — about 1.8 months when the water holds above 20°C.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan20Refreshing
Feb21Refreshing
Mar20Cool
Apr18Cool
May15Cool
Jun13Bracing
Jul12Bracing
Aug11Bracing
Sep12Bracing
Oct14Bracing
Nov17Cool
Dec19Cool

UV index in Altona Meadows in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Altona Meadows peaks around December 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateLowModerateVery highExtremeDec 19UV 12Jun 18UV 2
UV index (midday)Level
Jan11Extreme
Feb10Extreme
Mar8Very high
Apr5Moderate
May3Moderate
Jun2Low
Jul2Moderate
Aug3Moderate
Sep4Moderate
Oct7Very high
Nov10Very high
Dec12Extreme
Location & terrain

Where is Altona Meadows?

Altona Meadows sits at 37.9°S, 144.8°E, 9 m above sea level, in Australia. The nearest listed city is Point Cook, 4.0 km away.

Topography around Altona Meadows

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Altona Meadows.

Within 3 km, the terrain around Altona Meadows has only modest variations in elevation — a maximum elevation change of 17 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 120 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,236 m.

The land around Altona Meadows is covered by artificial surfaces (42%) within 3 km, water (39%) and artificial surfaces (29%) within 16 km, and grassland (36%), trees (27%) and water (21%) within 80 km.

3 km
17 m
16 km
120 m
80 km
1,236 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
Summer weather nearby: Point Cook 4.0 km · Hoppers Crossing 7.0 km · Truganina 8.0 km · Werribee 10 km · Sunshine West 11 km · Tarneit 12 km · Yarraville 13 km · Deer Park 13 km

Australia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type I
230 V · 50 Hz
Prices
≈ 90% of US
price level, 2025
GDP per capita
$65,130
2025
Happiness
6.9 / 10
World Happiness, 2025
Homicide rate
0.9
per 100k, 2023
Road deaths
4.9
per 100k/yr, 2019
Income group
High
World Bank
Religion
none 38%Roman Catholic 20%Protestant 18%other Christian 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Altona Meadows (-37.8841°, 144.7837°, elevation 9 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.