Best time to visit Turquoise Bay

The best time to visit Turquoise Bay, Cape Range National Park and the North West Cape region of Western Australia is during winter, from April to October when the days are sunny and warm.


Turquoise Bay weather

Turquoise Bay and the North West Cape region of Western Australia experience a hot desert climate with sunny, clear blue skies, and little to no rainfall year-round.

Winter is mild and pleasant with daytime high temperatures around 25°C (77°F).

Summer, from December to February, is hot and humid with temperatures rising to 37°C (98°F).

What is the best month to visit Turquoise Bay?
May through September are the best months to visit Turquoise Bay – the weather is pleasantly warm and sunny, with clear blue skies and little to no rain.

Which is the hottest month in Turquoise Bay?
The hottest month in Turquoise Bay is usually January, with an average high temperature of 38°C (100°F) with very high heat and humidity, and a low of 23°C (73°F)

However, on the hottest days of the month, the temperature may climb above 40°C (104°F).

The hot season lasts from late-November through March, with an average daily high temperature above 34°C (93°F).

Which is the coldest month in Turquoise Bay?
The coldest month in Turquoise Bay is July, with an average high temperature of 24°C (75°F), falling to 11°C (51°F) at night.

The cool season lasts from late-May to mid-August, with an average daily high temperature below 26°C (78°F).

Which is the sunniest month in Turquoise Bay?
The sunniest month in Turquoise Bay is October with more than 12 hours of sunshine daily – that's around 94% of daylight hours.

October through December is the sunniest time of year.

What is the humidity in Turquoise Bay?
Turquoise Bay experiences seasonal variation in humidity, with approximate average relative humidity calculated at between 42% – 64% over the course of the year.

What do the humidity conditions feel like in Turquoise Bay?
We derive the humidity comfort level – what conditions feel like – from the dew point temperature, which measures moisture content in the atmosphere: a higher dew point feels more humid, while a lower dew point feels drier.

Meteorologists agree that dew point temperature is a more consistant indication of 'absolute humidity' than relative humidity, which fluctuates with temperature.

The average annual dew point in  Turquoise Bay is 14°C (57°F), and varies over the course of the year from comfortable at 9°C (48°F) to starting to feel humid at 19°C (66°F). 

The more humid time of year in Turquoise Bay is from early-December to early-May, when you can expect the comfort level to be muggy at least 18% of the time.

The month with the most muggy days in Turquoise Bay is February, with around 20 days that are muggy or worse.

June through November is generally comfortable, with less than three days in any month that are muggy.

When is the sea warmest in Turquoise Bay?
The sea is usually at its warmest in Turquoise Bay in March and April when the water temperature reaches 28°C (82°F), which is very pleasant for swimming and diving.

The time of year with warmer water lasts from late-January to early-May, with an average temperature above 27°C (80°F).

The month of the year in Turquoise Bay with the coolest water is September, with an average temperature of 23°C (73°F), which is still warm enough for swimming.

The time of year with cooler water lasts from mid-July to early-November, with an average temperature below 24°C (75°F).

Which month has the most rain in Turquoise Bay?
June usually has the most rain with an average of 46mm (2in), with around three days in June with some rainfall.

There is no specific wet and dry season in Turquoise Bay: From mid-January to mid-July, there's a greater than 8% chance of a given day being a wet day, and usually with some monsoonal showers from January to April.

The drier season lasts from mid-July to mid-January. August to December is usually dry.

What are the windiest months in Turquoise Bay?
Mid-September through to January are the windiest months in Turquoise Bay, with November the windiest month of the year, with an average hourly wind speed of 25 kilometres per hour (15.5 mph; 13.5 knots).

February to early-September experiences less wind. The calmest month of the year in Turquoise Bay is June, with an average hourly wind speed of 15 kilometres per hour (9 mph; 8 knots).

The predominant average hourly wind direction around Turquoise Bay is from the south throughout the year.

Is there a risk of a tropical storm in Turquoise Bay?
The risk of a tropical storm in Turquoise Bay is greatest between December and March, with the greatest possibility of a cyclone in February.


Turquoise Bay Weather Averages

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average high temperature (°C)
38 37 36 33 28 25 24 26 29 33 34 37
Average low temperature (°C)
23 24 23 20 16 13 11 12 13 16 18 21
Average daily sunshine (hrs)
11 10 10 9 8 8 9 10 11 12 12 12
Average daily daylight (hrs)
13 13 12 12 11 11 11 11 12 13 13 13
Comfort level – heat
Extreme high heat & humidity icon Extreme high heat & humidity icon Extreme high heat & humidity icon Very high heat & humidity icon Moderately hot icon Low heat & humidity icon Low heat & humidity icon Low heat & humidity icon Moderately hot icon Very high heat & humidity icon Very high heat & humidity icon Extreme high heat & humidity icon
Comfort level – humidity (#muggy days)
16 19 17 9 5 2 1 0 0 1 3 8
Average dew point temperature (°C)
17 19 18 16 13 11 10 9 9 10 12 14
Average relative humidity (%)
51 58 55 55 58 64 63 54 48 42 43 45
UV Index (max)
11+ 11+ 11+ 9 7 6 6 8 10 11+ 11+ 11+
Average days of rainfall (≥1mm)
2 2 2 1 2 3 2 1 1 0 1 1
Average monthly rainfall (mm)
18 39 43 19 37 46 19 6 1 0 2 9
Average wind speed (km/h)
24 21 18 16 16 15 17 18 20 23 24 24
Average sea temperature (°C)
27 28 28 28 26 25 23 23 23 23 24 25
Turquoise Bay, Cape Range Peninsula, WA

Holiday seasons

High season: April to October; Low season: November to March.


Source: Meteorological data for Turquoise Bay is based on weather statistics gathered for the 30-year period 1991 to 2020 by the Bureau of Meteorology (BoM) from the closest weather station: Learmonth Airport, located southeast of Turquoise Bay on the eastern coast of the Cape Range peninsula. This station is deemed sufficiently nearby to be relied upon as the primary source for historical climate records, although weather conditions in Turquoise Bay may vary slightly.

Advice on the best time to visit a particular destination is based on average local weather statistics, when the weather conditions are generally better than at other times of the year. We consider high and low temperatures, risk of rain (and thunderstorms, etc.), amount of sunshine and sea temperature. For general outdoor activities we favour clear, rainless days with a temperature range between 18°C (64°F) and 27°C (80°F); and for hot-weather activities we favour clear, rainless days with a temperature range between 24°C (75°F) and 32°C (89°F). Often, the best times to visit correspond to high season and therefore involve higher prices.


Latest update: Best time to visit Turquoise Bay, WA: 24 April, 2024



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