Cairns in January
In January, Cairns averages 30°C (86°F) during the day and 24°C (76°F) at night, with frequent rain — about 28 days of the month see precipitation (375 mm total).
ShoulderConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
It's peak cyclone season in Cairns during January. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.
How January compares to the rest of the year in Cairns
January is one of the warmest months in Cairns (2nd of 12) and one of the wettest months (1st of 12). Daytime temperature runs 2°C above the annual average (28°C). January runs roughly the same as December (30°C) and stays flat into February.
January sunrise & sunset in Cairns
Times shown for Cairns local time (Australia/Brisbane), calculated for the 15th of January. They shift by a few minutes day to day across the month.
Photography light in Cairns — January
Golden-hour and blue-hour windows for the 15th of January, in Cairns's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Cairns in January
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on January's tier (Shoulder) and Cairns's popularity.
Crowds & pricing — January in Cairns
Cairns is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Why this tier: Southern Hemisphere summer holidays peak hazard season (1 active)
Sun & mosquito risk — January in Cairns
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Cairns — January
Across the year Cairns's sea swings from 23.3°C (August) to 30.1°C (January) — January sits at 30.1°C.
Cairns in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 30°C / 86°F | 24°C / 76°F | 375 mm | 28 | — |
| February | 30°C / 87°F | 25°C / 76°F | 293 mm | 24 | — |
| March | 29°C / 85°F | 24°C / 75°F | 293 mm | 25 | — |
| April | 28°C / 82°F | 23°C / 73°F | 199 mm | 25 | — |
| May | 26°C / 79°F | 21°C / 70°F | 81 mm | 19 | — |
| June | 25°C / 76°F | 19°C / 67°F | 63 mm | 19 | — |
| July | 24°C / 75°F | 18°C / 65°F | 42 mm | 15 | — |
| August | 25°C / 77°F | 18°C / 65°F | 32 mm | 13 | — |
| September | 26°C / 80°F | 20°C / 67°F | 33 mm | 16 | — |
| October | 28°C / 83°F | 21°C / 70°F | 47 mm | 16 | — |
| November | 30°C / 85°F | 23°C / 73°F | 55 mm | 21 | — |
| December | 30°C / 86°F | 24°C / 75°F | 259 mm | 22 | — |
Other cities with similar January weather
🌍 See the full ranked list of climate twins for Cairns in January →
Frequently asked questions
How hot is Cairns in January?
In January, Cairns averages a high of 30°C (86°F) and a low of 24°C (76°F) — generally hot.
Does it rain a lot in Cairns in January?
January is quite rainy in Cairns, with about 28 rainy days on average.
Is January a good time to visit Cairns?
January is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Cairns in January?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full January packing list for Cairns for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.