Mild
Average highs are around 23°C, so days are mild rather than hot.
December verdict
Portarlington (Victoria), Australia in December
Weather score57Good
Good for holiday weather
Average highs are around 23°C, so days are mild rather than hot. Sunshine averages 7.9h per day, enough for a balanced month. Rainfall averages 47mm, which is relatively low for holiday planning.
December weather
Monthly averages
Temp
23°C
Rain
47mm
Sun
7.9h
Sea
19°C
Weather score
57
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 47mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.9h per day, enough for a balanced month.
Cool sea
Sea temperatures average 19°C, so the water can feel cool.
Map
Weather map
Compare Portarlington (Victoria), Australia with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December23°C average high
December sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
Rain
December47mm average rain
December is close to Portarlington (Victoria)'s usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
Sun
December7.9 hours average sun
December is brighter than Portarlington (Victoria)'s yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJanuary to February and December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
December19°C average sea
December sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJanuary to March and December
Sea temperatures are usually near 20°C in this stretch, so swimming comfort is at its strongest.
Weather score
December57 weather score
December scores above Portarlington (Victoria)'s yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJanuary to March and December
These months have the strongest weather score in the monthly averages.
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