30YearWeather
Cairns in March
Cairns weather in March - Australia
🌧️Wet Season

Cairns Weather in March

Plan your March trip to Cairns, Australia. Based on 30 years of NASA data, expect temperatures of 29°C (high) to 24°C (low), with 49% rain probability and 8 hours of daily sunshine. The Coral Sea averages 29°C in March. Pack rain gear for around 31 rainy days.

Avg High
29°C

Hottest around day 1

Avg Low
24°C

Coolest around day 16

Rainy Days
31days

49% avg rain chance

Sunshine
8hrs/day

Spring season

Sea Temperature in March

Coral Sea

29.4°C

Monthly Average

Water Feel
🌴Tropical

Perfect for swimming and water sports

Swim Rating
Excellent for swimming

Based on average sea surface temperature

Body of Water
Coral Sea

Cairns coastline

Cairns March Weather Calendar

Click any day to see detailed weather information

Currency

AUD

$ Australian dollar

Language

English

Driving

Left side

Safety

High Safety

GPI: 1.565

Travel Intelligence

Exclusive flight analytics & health data for Cairns

Smart Flight Estimator

Airport-to-Airport Logistics

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Add your home location in settings to see airport details.

Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Low Traffic
32/ 100
Traffic Index

Quieter airport

Peak Daily Arrivals

0

slots per day

Peak

Jul

Low

Nov

Monthly Traffic Distribution

63
Jan
53
Feb
54
Mar
74
Apr
73
May
58
Jun
80
Jul
70
Aug
78
Sep
68
Oct
44
Nov
76
Dec
Traffic Level
Low Season

Key Connections

Brisbane City Brisbane (BNE)
Sydney Kingsford Smith (SYD)
Melbourne (MEL)
Townsville (TSV)
Horn Island (HID)

Health & Safety Advisory

CDC travel health recommendations

6 Recommendations
COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Australia. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Australia.

Japanese Encephalitis

Japanese encephalitis is mainly a concern in the Murray River, and the Outer Torres Strait Islands area.Recommended for travelers whoAre moving to an area with Japanese encephalitis to liveSpend long periods of time, such as a month or more, in areas with Japanese encephalitisFrequently travel to areas with Japanese encephalitisConsider vaccination for travelersSpending less than a month in areas with Japanese encephalitis but will be doing activities that increase risk of infection, such as visiting rural areas, hiking or camping, or staying in places without air conditioning, screens, or bed netsGoing to areas with Japanese encephalitis who are uncertain of their activities or how long they will be thereNot recommended for travelers planning short-term travel to urban areas or traveling at times outside of the Japanese encephalitis season.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Australia.If rabies exposures occur while in Australia, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Yellow Fever

CDC recommendations:Vaccine isnotrecommended.Country entry requirements:Direct travel from United States: Vaccine isnotrequired.Travel from countries with risk for YF virus transmission: Vaccine isrequiredfor travelers ≥1 year old; this includes >12-hour airport transits or layovers in countries with risk for YF virus transmission.3Updated April 23, 2025See footnotes

Source: CDC Travelers' Health

View Complete Health Guide

Is March a Good Time to Visit Cairns?

👌Worthwhile timing with some trade-offs
Short Answer

Monsoon conditions shape Cairns's March: expect 49% daily rain chance. Mornings often clear before afternoon showers - early starts recommended.

Decision Factors

Oppressive heat and humidity

28.7°C with 83% humidity - challenging conditions

Vaccinations required

Yellow Fever

Feels significantly hotter than 28.7°C

Heat index: 35°C due to 83% humidity

Warm tropical seas

29.4°C sea temperature - Hot Soup

Frequent rainfall expected

49% chance of rain - pack waterproofs

Health precautions needed

Be aware of: Leptospirosis, Melioidosis, Dengue

Good For

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 👴
    Elderly travelers

    83% humidity creates difficult conditions

  • 🌡️
    Heat-sensitive visitors

    35°C feels-like temperature creates discomfort

930 observations30-year historical data
Confidence: 99%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Cairns in March averages 29°C with 49% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Cairns in March

What are the temperatures in Cairns in March?

Daytime highs average 29°C, nights drop to 24°C. Temperatures remain fairly consistent.

How many rainy days in Cairns in March?

Expect around 31 days with measurable rainfall. An umbrella is advisable.

What to wear in Cairns in March?

Light, breathable fabrics. Don't forget sunglasses and a hat.

Is March peak season in Cairns?

This is off-peak season. Expect lower prices and fewer crowds.