Townsville Weather in December
With daytime temperatures of 33°C (91°F) and nighttime lows of 25°C (77°F), December in Townsville brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 96 mm (3.8 in) falls on average.
Rainfall in Townsville in December
Expect around 8 days of rain based on historical data, with 96 mm (3.8 in) average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Townsville in December
In December, Townsville sees very high temperatures, with highs of 33°C (91°F). Nights drop to around 25°C (77°F). For most visitors, the main thing to prepare for is the heat during the day. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning. These are average temperatures, but there can be hotter days. Be sure to wear appropriate clothing and stay hydrated to manage the heat.
Sunshine in Townsville in December
Expect sunny days throughout the month, with an estimated 276 hours of sunshine. This makes it a pleasant time to visit Townsville.
Wind Speed in Townsville in December
December sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.
Average water temperature in December
At 27°C (81°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.Should you favor a climate that's both dry and comfortably warm, May, June, July, August and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Townsville's climate page.
Townsville Temperature in December
Min Temperature
25°C (77°F)
Max Temperature
33°C (91°F)
Water Temperature
27°C (81°F)
Chance of Rain
27%
Precipitation
96 mm (3.8 in)
Rainy days
8 days
Humidity
73%
Windspeed
4 m/s (8 knots)
Sunshine
276 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Townsville typically stay consistent throughout December, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Townsville in December
Browse day-by-day weather records for Townsville spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Townsville historical weather extremes in December
According to our 49 years of weather records for Townsville, the following extremes were recorded between 1976 and 2025.
- The hottest December day on record in Townsville reached 43°C (109°F) (December 30, 1984).
- The coldest December day was on December 22, 1977, with a maximum of 24°C (75°F).
- The lowest overnight temperature recorded in December was 18°C (64°F) (December 5, 1998).
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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What to Wear in Townsville in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. The water temperature sits at about 27°C (81°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Townsville 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 Townsville's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Townsville climate overview or explore weather in Australia.
