Exmouth weather in September

September – the first month of spring – is a good time to visit Exmouth, with the weather pleasantly warm to hot.

You can expect moderately hot weather, clear sunny skies and around 11 hours of sunshine daily in September.

How hot is it in Exmouth in September?
Daytime temperatures usually reach 29°C (84°F) in Exmouth in September, with moderate heat and low humidity, falling to 13°C (55°F) at night.

What does the humidity feel like in Exmouth in September?
The average dew point temperature in Exmouth in September is 10°C (50°F), which feels comfortable. 

How sunny is it in Exmouth in September?
There are normally 11 hours of bright sunshine each day in Exmouth in September – that's around 92% of daylight hours.

Sunrise & sunset in September?
Sunrise is around 6:20am with sunset around 6:15pm.

How warm is the sea around Exmouth in September?
The average sea temperature at Exmouth in September is 23°C (73°F), which is acceptable for swimming, snorkelling and diving.

Does it rain in Exmouth in September?
There is usually just one day with some rain in Exmouth during September; the average rainfall is 1mm (‹1in).

How windy is it in Exmouth in September?
September has an average hourly wind speed of around 20 kilometres per hour (12 mph; 11 knots). The predominant wind direction is from the south.

What to do in Exmouth in September?
Weather conditions in Exmouth in September are excellent for both watersports and land-based adventure activities.

Local holidays?
King's Birthday – 25th Sept.

Exmouth weather in September

Temperature icon High Temp: 29°C (84°F)
temperature icon Low Temp: 13°C (55°F)
sun icon Sunshine: 11 hours per day
Moderately hot icon
Daylight: 12 hours per day
rain cloud Rainfall: 1 mm (≤ 1in) per month
umbrella icon Wet Days: 1 day with some rain
Moderate heat icon Comfort Level: Moderate heat; 53% relative humidity
temperature icon Dew Point: 10°C (50°F) – Comfortable
Moderately hot icon
UV Index: Very high
wind icon Wind speed: 20 km/h (12 mph; 11 knots)
swimming icon Sea Temp: 23°C (73°F)
Exmouth, Western Australia

Best time to visit Exmouth

The best time to visit Exmouth and the North West Cape region is from April to October when the days are warm, sunny and good for a range of outdoor activities.

Exmouth 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.

Exmouth Weather…

Exmouth weather by month

Source: Meteorological data for Exmouth is based on weather statistics gathered for the 30-year period 1992 to 2021 by the Bureau of Meteorology (BoM) from the closest weather station: RAAF Base Learmonth, also known as Learmonth Airport, located 36km (22mi) south of Exmouth. This station is deemed sufficiently nearby to be relied upon as the primary source for historical climate records, although weather conditions in Exmouth may vary slightly.

Latest update: Exmouth weather in September: 12 June, 2024

Disclaimer: The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data and conditions at any given location and time are unpredictable and variable. We assume no responsibility and can not be held legally responsible for any decisions made on the basis of the information presented on this site.