Cool
Average highs are around 17°C, so pack for cooler days.
December verdict
Poor for holiday weather
Average highs are around 17°C, so pack for cooler days. Sunshine averages 7.7h per day, enough for a balanced month. Rainfall averages 86mm, so some wet days are possible.
Monthly averages
Temp
17°C
Rain
86mm
Sun
7.7h
Sea
16°C
Weather score
33
Poor
Cool
Average highs are around 17°C, so pack for cooler days.
Showers
Rainfall averages 86mm, so some wet days are possible.
Some sun
Sunshine averages 7.7h per day, enough for a balanced month.
Cool sea
Sea temperatures average 16°C, so the water can feel cool.
Map
Compare Ben Lomond National Park, Australia with nearby places by weather score, rain, sun, temperature, and swim conditions.
December17°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.
December86mm average rain
December sits near Ben Lomond National Park's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to March and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
December7.7 hours average sun
December is brighter than Ben Lomond National Park's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJanuary to February and November to December
This stretch has the strongest sunshine in the monthly averages.
December16°C average sea
December is close to Ben Lomond 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.
December33 weather score
December sits close to Ben Lomond National Park's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJanuary to February
These months have the strongest weather score in the monthly averages.