30YearWeather
Margaret River in August
Margaret River weather in August - Australia
🌤️Mild & Comfortable

Margaret River Weather in August

Plan your August trip to Margaret River, Australia. Based on 30 years of NASA data, expect temperatures of 15°C (high) to 11°C (low), with 33% rain probability and 8 hours of daily sunshine. The Coastal Waters averages 17°C in August. Pack rain gear for around 29 rainy days.

Avg High
15°C

Hottest around day 13

Avg Low
11°C

Coolest around day 24

Rainy Days
29days

33% avg rain chance

Sunshine
8hrs/day

Summer season

Sea Temperature in August

Coastal Waters(Ocean)

17.4°C

Monthly Average

Water Feel
💧Refreshing

Consider a wetsuit for extended swimming

Swim Rating
🏄Cool, wetsuits recommended

Based on average sea surface temperature

Body of Water
Coastal Waters

Ocean

Margaret River coastline

Margaret River August Weather Calendar

Click any day to see detailed weather information

Essential Travel Info for Margaret River

Currency

AUD

$ Australian dollar

Language

English

Driving

Left side

Safety

High Safety

GPI: 1.565

Travel Intelligence

Exclusive flight analytics & health data for Margaret River

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Remote
9/ 100
Traffic Index

Off the beaten path

Peak Daily Arrivals

0

slots per day

Peak

Dec

Low

Oct

Monthly Traffic Distribution

17
Jan
18
Feb
18
Mar
18
Apr
20
May
15
Jun
18
Jul
16
Aug
17
Sep
15
Oct
16
Nov
22
Dec
Traffic Level
Low Season

Key Connections

Sydney Kingsford Smith (SYD)
Melbourne (MEL)
Auckland (AKL)
Cairns (CNS)
Adelaide (ADL)

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 August a Good Time to Visit Margaret River?

👌Decent conditions for most activities
Short Answer

August delivers Margaret River's best weather - 16°C days, rare rain (33%), and comfortable 73% humidity. Book accommodation early as this is well-known as an excellent period.

Decision Factors

Vaccinations required

Yellow Fever

Rough sea conditions

3.72m average wave height - Surfers Only

Health precautions needed

Be aware of: Leptospirosis, Melioidosis, Dengue

Plenty of sunshine

8.2h of sunshine daily

Shoulder season - balanced conditions

73% of peak - good value with moderate crowds

Good For

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

  • 🎯
    Adventure seekers

    3.72m waves - good for surfing and water sports

  • 🌡️
    Heat-sensitive visitors

    Manageable 15.5°C without oppressive humidity

Who Should Avoid

  • 🏖️
    Beach lovers

    Sea temperature only 17.4°C - too cold for comfortable swimming

930 observations30-year historical data
Confidence: 99%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Margaret River in August averages 15°C with 33% precipitation probability."

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

Frequently Asked Questions: Margaret River in August

What are the temperatures in Margaret River in August?

Daytime highs average 15°C, nights drop to 11°C. Temperatures remain fairly consistent.

How many rainy days in Margaret River in August?

Expect around 29 days with measurable rainfall. An umbrella is advisable.

What to wear in Margaret River in August?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is August peak season in Margaret River?

This is shoulder season—moderate prices and manageable crowds.