Australia
Darwin in December: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Darwin in December is climatically mixed. The average daily high is around 31 °C, and the sea is about 31 °C. With about 28 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
46/100 · #11
Warmth
#5
Dryness
#11
Sun
#5
Sea warmth
#1
Published best categories: none
Darwin · DecemberPhoto: Dietmar Rabich · CC BY-SA 4.0Climate facts
- Average high
- 31 °C
- Average low
- 28 °C
- Sea
- 31 °C
- Rainy days (est.)
- 28 rainy days (est.)
- Sun (est.)
- 7 h/day
- Humidity
- 77 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| November | 32 | 28 | 24 | 144 | 8.0 | 69 | 2.8 | 31 | 44 |
| December (selected) | 31 | 28 | 28 | 301 | 7.0 | 77 | 3.3 | 31 | 46 |
| January | 30 | 28 | 29 | 392 | 6.4 | 82 | 4.2 | 30 | 49 |
How do the previous and next months compare?
Baseline: December (46/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| November | -2 | +1.3 °C | +0.2 °C | -4.4 | -157 mm | +1 h | -7.8 % | -0.5 m/s | -0.1 °C |
| January | +3 | -1.1 °C | -0.4 °C | +1 | +91.3 mm | -0.6 h | +4.8 % | +0.9 m/s | -0.5 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Darwin in December?
The average daily high is around 31 °C, with an average daily low of about 28 °C.
Can you swim in Darwin in December?
The sea is about 31 °C (very warm).
Does it rain a lot in Darwin in December?
The curated estimate is about 28 rainy days per month, not a directly measured long-term average. Total precipitation averages around 301 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Darwin?
By the climate score, May, June, July and August are the strongest months for Darwin. For a beach trip: May, June, July and August. December is not among them.