Monthly weather overview

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

Adelaide weather at a glance

  • Adelaide has a **Mediterranean** climate: hot, dry summers (Dec–Feb) and cooler, wetter winters (Jun–Aug).
  • Summer often has many clear days, but some years bring **heatwaves** that raise heat stress for several days.
  • Dry heat can hide dehydration—water and shade planning strongly affect comfort.
  • In winter, rain and wind often shape comfort more than deep cold.
  • Packing works best when you plan for midday sun exposure, cooler evenings, and winter rain.
Dec · Jan · Feb

Summer (hot + dry): clear skies, with occasional heatwave spikes

Avg low 16–18°C / high 28–31°C · Rainy days: 1–3 / ~5–20 mm

  • Dry and sunny stretches are common.
  • Heatwaves can raise discomfort sharply.
  • Evenings can cool down—layers help.

Suggested outfits

  • · Breathable clothing
  • · Optional hat/sunscreen
  • · Optional thin evening layer

A note for travelers

In summer, hydration and shade often matter more than the exact forecast number.

Mar · Apr · May

Autumn (transition): easing heat, with more rain later

Avg low 10–15°C / high 19–27°C · Rainy days: 3–8 / ~20–70 mm (often higher in May)

  • March can still feel summer-like.
  • By May, showers become more common and evenings feel cooler.
  • Layers become consistently useful.

Suggested outfits

  • · Light clothing + thin jacket
  • · Optional umbrella

A note for travelers

Autumn often feels warm by day and cool at night—pack for both.

Jun · Jul · Aug

Winter (cool + wet): frequent rain with wind-driven chill

Avg low 6–8°C / high 14–16°C · Rainy days: 10–15 / ~60–110 mm

  • Rainy and cloudier weeks are common.
  • Wind can make it feel colder than expected.
  • Staying dry improves comfort a lot.

Suggested outfits

  • · Jacket/coat + layers
  • · Optional waterproof/umbrella

A note for travelers

Winter discomfort is often about wet wind rather than extreme cold.

Sep · Oct · Nov

Spring (warming): improving weather, trending drier later, stronger sun

Avg low 8–13°C / high 17–25°C · Rainy days: 4–9 / ~20–60 mm

  • More outdoor-friendly days appear.
  • September can still be showery; late spring often trends drier.
  • UV and sun exposure become more noticeable again.

Suggested outfits

  • · Light clothing + thin layer
  • · Optional sunscreen/sunglasses

A note for travelers

Late spring can feel very sunny and dry—plan around midday exposure.

Want detailed monthly weather?

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

Explore Adelaide

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

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