December · Australia
Best time to visit Katherine in December Weather, crowds & prices
Weather in Katherine in December
Average temperature 31°C, 155 mm of rain, about 31 days with 6+ hours of sunshine and 63% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
5.2/10
Ranked #9 of 12 months
- Avg temp
- 31°C
- Rainfall
- 155 mm
- Humidity
- 63%
- Days with 6h+ sun
- 31
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $$ · Moderate Cost ($$)
December in Katherine scores 5.2/10 for nature and wildlife travel - ranked #9 of 12. Expect around 31°C, 155 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Katherine is the Top End town for Nitmiluk Gorge-river cruises between red sandstone cliffs. Best window: the drier months outside peak monsoon.
December in Katherine — middling scores, decent value
Days in December average 31°C (87°F) — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
155 mm of rain makes this a wet month here, though with about 31 days with 6+ hours of sunshine there is still bright weather between the fronts.
That is 5.2/10 on the same scale — 9th of 12 months, versus 9.6/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella, footwear you can get muddy.
Budget for mid-season pricing, and crowds are light for this destination.
If your dates are flexible, July is materially better in Katherine — 4.4 points higher on the same scale.
Frequently asked
- What is the weather like in Katherine in December?
- In December, Katherine averages 31°C, 155 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 5.2/10.
- Is December a good time to visit Katherine?
- December earns a 5.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Katherine in December?
- Expect about 155 mm of rain in December. Average humidity is 63% and there are about 31 days with 6+ hours of sunshine.
Curated in Katherine
Tickets & experiences
Things to do in Katherine
Katherine, Australia. Live activities and tours from GetYourGuide, matched to this destination.