Cairns in March

In March, Cairns averages 29°C (85°F) during the day and 24°C (75°F) at night, with frequent rain — about 25 days of the month see precipitation (293 mm total).

Off-peak

Conditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.

It's peak cyclone season in Cairns during March. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.

29°C
Avg high
24°C
Avg low
25
Rain days
293 mm
Rainfall

How March compares to the rest of the year in Cairns

5th
warmest month of the 12
2nd
wettest month of the 12
17%
of yearly rainfall falls in March
12 h 13 min
daylight on the 15th

March is in the middle of the year for warmth in Cairns (5th of 12) and one of the wettest months (2nd of 12). Daytime temperature runs 2°C above the annual average (28°C). March runs 1°C cooler than February (30°C) and cools 1°C in April (28°C).

March sunrise & sunset in Cairns

🌅
Sunrise (15th)
6:19 AM
🌇
Sunset (15th)
6:32 PM
Day length
12 h 13 min

Times shown for Cairns local time (Australia/Brisbane), calculated for the 15th of March. They shift by a few minutes day to day across the month.

Photography light in Cairns — March

Golden-hour and blue-hour windows for the 15th of March, in Cairns's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:19 AM – 5:59 AM
🌄 Golden hour (AM)
5:59 AM – 6:59 AM
🌇 Golden hour (PM)
5:52 PM – 6:52 PM
🌆 Blue hour (PM)
6:52 PM – 7:32 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Cairns.

📅 When to book — Cairns in March

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 March's tier (Off-peak) and Cairns's popularity.

✈ Flights — lead time
3-6 weeks
Cheapest flights of the year. Last-minute deals are real if you can be flexible. ⚠ Peak hazard season — book flexible-change tickets and travel insurance with weather-disruption coverage.
🏨 Lodging — lead time
2-4 weeks
Last-minute bookings work fine. Some seasonal properties close — call ahead if it's a small boutique or beach resort.

Crowds & pricing — March in Cairns

Off-peak

This is off-peak for Cairns — the lowest prices of the year and the fewest crowds, but with real trade-offs: some restaurants, hotels, and beach businesses may close for the season; weather conditions can make outdoor activities unpredictable; and a handful of seasonal sights run reduced hours or close entirely. Great if you prefer a quiet local rhythm and don't mind the climate giving you reasons to choose indoor activities.

Why this tier: peak hazard season (1 active)

Sun & mosquito risk — March in Cairns

☀️ UV Index (noon, 15th)
12.4
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●●
Severe
Severe mosquito season with active disease transmission risk. DEET 30%+, picaridin 20%, long sleeves day and night, treated nets, and check CDC/WHO travel advisories before going.

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 — March

29.2°C (85°F)
bath-warm
tropical and comfortable for hours

Across the year Cairns's sea swings from 23.3°C (August) to 30.1°C (January) — March sits at 29.2°C.

Cairns in other months

MonthAvg highAvg lowRainfallRain daysSnow 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 March weather

🌍 See the full ranked list of climate twins for Cairns in March →

Frequently asked questions

How hot is Cairns in March?

In March, Cairns averages a high of 29°C (85°F) and a low of 24°C (75°F) — generally warm.

Does it rain a lot in Cairns in March?

March is quite rainy in Cairns, with about 25 rainy days on average.

Is March a good time to visit Cairns?

March is warm but on the rainy side. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Cairns in March?

Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full March packing list for Cairns for a complete, climate-based checklist.

Open Cairns on the interactive map

Check the live 10-day forecast and sunrise/sunset.