Australia
Darwin in January: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Darwin in January is climatically mixed. The average daily high is around 30 °C, and the sea is about 30 °C. With about 29 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
49/100 · #10
Warmth
#10
Dryness
#12
Sun
#10
Sea warmth
#3
Published best categories: none
Darwin · JanuaryPhoto: Dietmar Rabich · CC BY-SA 4.0Climate facts
- Average high
- 30 °C
- Average low
- 28 °C
- Sea
- 30 °C
- Rainy days (est.)
- 29 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 82 %
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 |
|---|---|---|---|---|---|---|---|---|---|
| December | 31 | 28 | 28 | 301 | 7.0 | 77 | 3.3 | 31 | 46 |
| January (selected) | 30 | 28 | 29 | 392 | 6.4 | 82 | 4.2 | 30 | 49 |
| February | 30 | 27 | 26 | 360 | 6.4 | 82 | 4.2 | 30 | 52 |
How do the previous and next months compare?
Baseline: January (49/100)
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 | |
|---|---|---|---|---|---|---|---|---|---|
| December | -3 | +1.1 °C | +0.4 °C | -1 | -91.3 mm | +0.6 h | -4.8 % | -0.9 m/s | +0.5 °C |
| February | +3 | -0.2 °C | -0.2 °C | -3 | -32.3 mm | ±0 h | +0.5 % | ±0 m/s | -0.4 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Darwin in January?
The average daily high is around 30 °C, with an average daily low of about 28 °C.
Can you swim in Darwin in January?
The sea is about 30 °C (very warm).
Does it rain a lot in Darwin in January?
The curated estimate is about 29 rainy days per month, not a directly measured long-term average. Total precipitation averages around 392 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. January is not among them.