Mount Isa Weather in December
December in Mount Isa averages 38°C (100°F) during the day and 24°C (75°F) at night. Quite a bit of rainfall is typical this month, with around 66 mm (2.6 in) on average. An umbrella is a good idea.
Rainfall in Mount Isa in December
Historically, the month has about 8 days of rain, averaging 66 mm (2.6 in) in total. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Mount Isa in December
If you're visiting Mount Isa in December, expect highs of 38°C (100°F) and overnight lows around 24°C (75°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.Keep in mind that while these are the average temperatures, there can be days that are even hotter. It's essential to be prepared for such heat. Wearing light, breathable fabrics and protecting yourself from the sun's intensity with hats or shades can make a difference. Hydration is key, so remember to drink plenty of water. Especially if you find yourself outdoors for a longer period.
If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Mount Isa. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Mount Isa's climate page.
Mount Isa Temperature in December
Min Temperature
24°C (75°F)
Max Temperature
38°C (100°F)
Chance of Rain
25%
Precipitation
66 mm (2.6 in)
Rainy days
8 days
Best Places in Australia in December
Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in December →
perfect weather
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tolerable
unpleasant
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What to Wear in Mount Isa in December
Get ready for hot weather in December! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. Rain is likely on several days, so bring a good rain jacket.What To Do in Mount Isa in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Mount Isa's climate page.
See the full Mount Isa climate overview or explore weather in Australia.
