Monthly weather overview

iconCairns monthly weather overview Australia · 케언스

A quick, year-round overview of monthly and seasonal weather in Cairns. Use this page to get a feel for which months and seasons match your travel style.

Cairns weather at a glance

  • Cairns has a **tropical** climate—warm year-round, with comfort driven more by humidity and rainfall than temperature alone.
  • Roughly Nov–Apr is the **wet season**: hot, humid, with frequent heavy showers and thunderstorms.
  • Jan–Mar overlaps with the broader **cyclone season**, which can increase variability (impacts vary by year).
  • May–Oct is the **drier season**, often feeling more comfortable and easier for outdoor and reef plans.
  • UV can feel strong—sunscreen and sunglasses are useful year-round.
Nov · Dec · Jan · Feb · Mar · Apr

Wet season (hot + humid): frequent downpours and schedule variability

Avg low 23–25°C / high 30–32°C · Rainy days: 12–22 / ~200–450 mm (can be higher in peak months)

  • High humidity raises the heat index.
  • Rain often comes in short, heavy bursts.
  • Cyclone-related systems can bring strong wind and heavy rain in some years.

Suggested outfits

  • · Breathable clothing
  • · Optional rain option
  • · Optional water-friendly shoes

A note for travelers

In the wet season, it’s easier to plan around rain than to try to avoid it completely.

May · Jun · Jul · Aug · Sep · Oct

Drier season (more comfortable): lower humidity and easier outdoor plans

Avg low 19–22°C / high 26–29°C · Rainy days: 3–8 / ~20–90 mm

  • Lower humidity often feels dramatically more comfortable.
  • Evenings can feel slightly cool—thin layers help.
  • Breezes can make beach time feel especially pleasant.

Suggested outfits

  • · Light clothing
  • · Optional thin evening layer
  • · Sunscreen/sunglasses

A note for travelers

The drier season often means fewer weather disruptions for reef and outdoor activities.

Want detailed monthly weather?

Pick a month below to see detailed average temperatures, rainfall, outfit ideas, and travel tips.

Explore Cairns

These pages are connected so you can compare conditions and decide for yourself.

Cairns monthly weather overview — seasons & best time to visit | CityWeather | CityWeather