Mild
Average highs are around 21°C, so days are mild rather than hot.
December verdict
Mixed for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 7.8h per day, enough for a balanced month. Rainfall averages 73mm, which is relatively low for holiday planning.
Monthly averages
Temp
21°C
Rain
73mm
Sun
7.8h
Sea
16°C
Weather score
47
Mixed
Mild
Average highs are around 21°C, so days are mild rather than hot.
Drier
Rainfall averages 73mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.8h per day, enough for a balanced month.
Cool sea
Sea temperatures average 16°C, so the water can feel cool.
Map
Compare Great Otway National Park, Australia with nearby places by weather score, rain, sun, temperature, and swim conditions.
December21°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.
December73mm average rain
December sits on the drier side of Great Otway National Park's year, which helps with sightseeing and transfers.
Driest monthsJanuary to March and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
December7.8 hours average sun
December is brighter than Great Otway National Park'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.
December16°C average sea
December is close to Great Otway National Park's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJanuary to March
Sea temperatures are usually near 18°C in this stretch, so swimming comfort is at its strongest.
December47 weather score
December scores above Great Otway National Park's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJanuary to March
These months have the strongest weather score in the monthly averages.
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