Mild
Average highs are around 22°C, so days are mild rather than hot.
December verdict
Good for holiday weather
Average highs are around 22°C, so days are mild rather than hot. Sunshine averages 8.8h per day, so bright days are a strong part of the month. Rainfall averages 22mm, which is relatively low for holiday planning.
Monthly averages
Temp
22°C
Rain
22mm
Sun
8.8h
Sea
18°C
Weather score
62
Good
Mild
Average highs are around 22°C, so days are mild rather than hot.
Drier
Rainfall averages 22mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.8h per day, so bright days are a strong part of the month.
Cool sea
Sea temperatures average 18°C, so the water can feel cool.
Map
Compare Kangaroo Island, Australia with nearby places by weather score, rain, sun, temperature, and swim conditions.
December22°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.
December22mm average rain
December is one of Kangaroo Island's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to April and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
December8.8 hours average sun
December is brighter than Kangaroo Island'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.
December18°C average sea
December is close to Kangaroo Island's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJanuary to March
Sea temperatures are usually near 20°C in this stretch, so swimming comfort is at its strongest.
December62 weather score
December scores above Kangaroo Island'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.