☀️ SunnyWhen

Best Time to Visit Cairns

Australia · 30-year monthly climate averages

☀️ When to go

Based on 30 years of climate data, the most comfortable months to visit Cairns are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.

Climate profile

Cairns sees its warmest weather in December, when daytime highs average around 32°C, and its coolest in July (around 26°C).

Annual precipitation totals roughly 1957mm — February is typically the wettest month (~475mm) and August the driest (~27mm).

A distinctly wetter period runs from December to April — worth planning around if you prefer dry days.

October is the sunniest month, with about 280 hours of sunshine.

Year at a glance

JanFebMarAprMayJunJulAugSepOctNovDec0°16°32°

🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall

🔥 Recent heat vs normal

Daily forecast highs vs the 30-year normal — last 61 days

0/ 61
days ≥2°C above normal
29°C
highest recorded · September 7
-2.2°C
avg anomaly · vs 30-year normal
2026-08-02: -4.2°C2026-08-03: -2.5°C2026-08-04: -3.1°C2026-08-05: -2.3°C2026-08-06: -0.3°C2026-08-07: -1.5°C2026-08-08: +0.5°C2026-08-09: +0.6°C2026-08-10: +0.3°C2026-08-11: +0.6°C2026-08-12: +0.8°C2026-08-13: -2.2°C2026-08-14: -2.4°C2026-08-15: -3.4°C2026-08-16: -2.6°C2026-08-17: -3.0°C2026-08-18: -3.1°C2026-08-19: -2.9°C2026-08-20: -2.0°C2026-08-21: -1.8°C2026-08-22: -1.5°C2026-08-23: -0.1°C2026-08-24: +0.8°C2026-08-25: +1.1°C2026-08-26: +0.7°C2026-08-27: -1.0°C2026-08-28: -1.7°C2026-08-29: -2.9°C2026-08-30: -1.2°C2026-08-31: -3.3°C2026-09-01: -2.9°C2026-09-02: -2.5°C2026-09-03: -3.0°C2026-09-04: -2.3°C2026-09-05: -2.4°C2026-09-06: -2.1°C2026-09-07: -0.3°C2026-09-08: -1.7°C2026-09-09: -2.5°C2026-09-10: -4.3°C2026-09-11: -4.3°C2026-09-12: -2.9°C2026-09-13: -3.3°C2026-09-14: -3.2°C2026-09-15: -1.6°C2026-09-16: -1.9°C2026-09-17: -3.5°C2026-09-18: -4.1°C2026-09-19: -3.6°C2026-09-20: -3.3°C2026-09-21: -2.7°C2026-09-22: -3.4°C2026-09-23: -3.0°C2026-09-24: -3.7°C2026-09-25: -3.6°C2026-09-26: -2.1°C2026-09-27: -3.0°C2026-09-28: -3.8°C2026-09-29: -3.0°C2026-09-30: -3.8°C2026-10-01: -5.1°C

Each bar is one day: orange above normal, blue below.

Month by month

MonthHigh / LowRainfallTravel rating
January32° / 24°C389mm⚠️ Challenging
February32° / 24°C475mm⚠️ Challenging
March31° / 23°C367mm⚠️ Challenging
April30° / 22°C179mm🤔 Fair
May28° / 20°C81mm👍 Good
June27° / 19°C42mm🌟 Great
July26° / 17°C36mm🌟 Great
August27° / 17°C27mm🌟 Great
September29° / 19°C28mm🌟 Great
October30° / 21°C63mm👍 Good
November31° / 23°C85mm👍 Good
December32° / 24°C185mm⚠️ Challenging

Cairns Weather in January

⚠️ Challenging time to visit

January in Cairns is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 24°C (75°F). Expect roughly 389mm of precipitation spread over about 16 rainy days, and heavy rainfall is common — this is peak wet season territory.

Avg high
32°C
89°F
Avg low
24°C
75°F
Rainfall
389mm
very wet
Rainy days
16
days with ≥1mm

☀️ About 215 hours of sunshine over the month (~7h/day).

🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket

Cairns Weather in February

⚠️ Challenging time to visit

February in Cairns is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 24°C (75°F). Expect roughly 475mm of precipitation spread over about 16 rainy days, and heavy rainfall is common — this is peak wet season territory.

Avg high
32°C
89°F
Avg low
24°C
75°F
Rainfall
475mm
very wet
Rainy days
16
days with ≥1mm

☀️ About 177 hours of sunshine over the month (~6h/day).

🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket

Cairns Weather in March

⚠️ Challenging time to visit

March in Cairns is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 23°C (74°F). Expect roughly 367mm of precipitation spread over about 15 rainy days, and heavy rainfall is common — this is peak wet season territory.

Avg high
31°C
88°F
Avg low
23°C
74°F
Rainfall
367mm
very wet
Rainy days
15
days with ≥1mm

☀️ About 204 hours of sunshine over the month (~7h/day).

🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket

Cairns Weather in April

🤔 Fair time to visit

April in Cairns is warm, with average daytime highs around 30°C (86°F) and nighttime lows near 22°C (71°F). Expect roughly 179mm of precipitation spread over about 14 rainy days, and this is one of the wetter months.

Avg high
30°C
86°F
Avg low
22°C
71°F
Rainfall
179mm
rainy
Rainy days
14
days with ≥1mm

☀️ About 211 hours of sunshine over the month (~7h/day).

🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket

Cairns Weather in May

👍 Good time to visit

May in Cairns is warm, with average daytime highs around 28°C (83°F) and nighttime lows near 20°C (68°F). Expect roughly 81mm of precipitation spread over about 10 rainy days, with a moderate amount of rain.

Avg high
28°C
83°F
Avg low
20°C
68°F
Rainfall
81mm
moderate
Rainy days
10
days with ≥1mm

☀️ About 221 hours of sunshine over the month (~7h/day).

🎒 What to pack — light summer clothing · sunscreen and sunglasses

Cairns Weather in June

🌟 Great time to visit

June in Cairns is warm, with average daytime highs around 27°C (80°F) and nighttime lows near 19°C (65°F). Expect roughly 42mm of precipitation spread over about 7 rainy days, with little rainfall.

Avg high
27°C
80°F
Avg low
19°C
65°F
Rainfall
42mm
dry
Rainy days
7
days with ≥1mm

☀️ About 211 hours of sunshine over the month (~7h/day).

🎒 What to pack — light summer clothing · sunscreen and sunglasses

Cairns Weather in July

🌟 Great time to visit

July in Cairns is warm, with average daytime highs around 26°C (79°F) and nighttime lows near 17°C (63°F). Expect roughly 36mm of precipitation spread over about 6 rainy days, with little rainfall.

Avg high
26°C
79°F
Avg low
17°C
63°F
Rainfall
36mm
dry
Rainy days
6
days with ≥1mm

☀️ About 233 hours of sunshine over the month (~8h/day).

🎒 What to pack — light summer clothing · sunscreen and sunglasses

Cairns Weather in August

🌟 Great time to visit

August in Cairns is warm, with average daytime highs around 27°C (81°F) and nighttime lows near 17°C (63°F). Expect roughly 27mm of precipitation spread over about 5 rainy days, with little rainfall.

Avg high
27°C
81°F
Avg low
17°C
63°F
Rainfall
27mm
dry
Rainy days
5
days with ≥1mm

☀️ About 252 hours of sunshine over the month (~8h/day).

🎒 What to pack — light summer clothing · sunscreen and sunglasses

Cairns Weather in September

🌟 Great time to visit

September in Cairns is warm, with average daytime highs around 29°C (84°F) and nighttime lows near 19°C (66°F). Expect roughly 28mm of precipitation spread over about 4 rainy days, with little rainfall.

Avg high
29°C
84°F
Avg low
19°C
66°F
Rainfall
28mm
dry
Rainy days
4
days with ≥1mm

☀️ About 268 hours of sunshine over the month (~9h/day).

🎒 What to pack — light summer clothing · sunscreen and sunglasses

Cairns Weather in October

👍 Good time to visit

October in Cairns is hot, with average daytime highs around 30°C (86°F) and nighttime lows near 21°C (70°F). Expect roughly 63mm of precipitation spread over about 6 rainy days, with a moderate amount of rain.

Avg high
30°C
86°F
Avg low
21°C
70°F
Rainfall
63mm
moderate
Rainy days
6
days with ≥1mm

☀️ About 280 hours of sunshine over the month (~9h/day).

🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle

Cairns Weather in November

👍 Good time to visit

November in Cairns is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 23°C (73°F). Expect roughly 85mm of precipitation spread over about 8 rainy days, with a moderate amount of rain.

Avg high
31°C
88°F
Avg low
23°C
73°F
Rainfall
85mm
moderate
Rainy days
8
days with ≥1mm

☀️ About 258 hours of sunshine over the month (~9h/day).

🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle

Cairns Weather in December

⚠️ Challenging time to visit

December in Cairns is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 24°C (75°F). Expect roughly 185mm of precipitation spread over about 11 rainy days, and this is one of the wetter months.

Avg high
32°C
90°F
Avg low
24°C
75°F
Rainfall
185mm
rainy
Rainy days
11
days with ≥1mm

☀️ About 243 hours of sunshine over the month (~8h/day).

🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket

FAQ

What is the best time to visit Cairns?
Based on 30 years of climate data, the most comfortable months to visit Cairns are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.
What is the hottest month in Cairns?
December is typically the hottest month in Cairns, with average daytime highs around 32°C.
What is the rainiest month in Cairns?
February is usually the wettest month, with around 475mm of precipitation.