September weather forecast
Palm Beach, Australia

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Weather in September

The first month of the spring, September, is an agreeable month in Palm Beach, Australia, with an average temperature fluctuating between 12.3°C (54.1°F) and 20.3°C (68.5°F).

Temperature

As September takes its course, Palm Beach's average high-temperature registers at a pleasant 20.3°C (68.5°F), closely aligning with the preceding month. The average low-temperature of 12.3°C (54.1°F) is witnessed in Palm Beach during September.

Humidity

In September, the average relative humidity is 68%.

Rainfall

In Palm Beach, Australia, in September, it is raining for 9.9 days, with typically 43mm (1.69") of accumulated precipitation. In Palm Beach, during the entire year, the rain falls for 156.9 days and collects up to 628mm (24.72") of precipitation.

Sea temperature

The month with the coldest seawater in Palm Beach is September, with an average sea temperature of 18.6°C (65.5°F).
Note: For the majority, swimming in 18.6°C (65.5°F) does not offer a pleasant experience. Below 21°C (69.8°F), the difficulty in controlling breathing escalates.

Daylight

The average length of the day in September in Palm Beach is 11h and 53min.
On the first day of September in Palm Beach, Australia, sunrise is at 6:12 am and sunset at 5:36 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 5:56 pm AEST.

Sunshine

In Palm Beach, the average sunshine in September is 8.9h.

UV index

The months with the lowest UV index in Palm Beach are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high UV index of 4 in September translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What is the temperature in September in Palm Beach?

The average high-temperature and low-temperature during September are 20.3°C (68.5°F) and 12.3°C (54.1°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in January is estimated at 29°C (84.2°F).

What is the average humidity in September in Palm Beach?

In Palm Beach, the average relative humidity in September is 68%.

How many days does it rain in September in Palm Beach?

In Palm Beach, Australia, in September, during 9.9 rainfall days, 43mm (1.69") of precipitation is typically accumulated.

What is the month with the coldest sea water in Palm Beach?

With an average sea temperature of 18.6°C (65.5°F), September is the month with the coldest seawater.

How cold is the water in September in Palm Beach?

In Palm Beach, Australia, in September, the average water temperature is 18.6°C (65.5°F). For swimming, a surface water temperature of 18.6°C (65.5°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Palm Beach have in September?

The average day length in September in Palm Beach, Australia, is 11h and 53min.

When are sunrise and sunset in September in Palm Beach?

In September, on the first day of the month, sunrise is at 6:12 am and sunset at 5:36 pm. On the last day of the month, in Palm Beach, Australia, sunrise is at 5:32 am and sunset at 5:56 pm AEST.

How long on average sun shines in September in Palm Beach?

The average sunshine duration in September in Palm Beach is 8.9h.

What are the months with the lowest UV index in Palm Beach?

May through September, with an average maximum UV index of 4, are months with the lowest UV index in Palm Beach, Australia.

What is the UV index intensity in September in Palm Beach?

In Palm Beach, Australia, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.

Average temperature in September
Palm Beach, Australia

Average temperature in September - Palm Beach, Australia
  • Average high temperature in September: 20.3°C

The warmest month (with the highest average high temperature) is January (27°C).
The month with the lowest average high temperature is July (16.5°C).

  • Average low temperature in September: 12.3°C

The month with the highest average low temperature is January (19.8°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).

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Average pressure in September
Palm Beach, Australia

Average pressure in September - Palm Beach, Australia
  • Average pressure in September: 1017.3mbar

The month with the highest atmospheric pressure is June (1021mbar).
The month with the lowest atmospheric pressure is January (1012.8mbar).

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Average wind speed in September
Palm Beach, Australia

Average wind speed in September - Palm Beach, Australia
  • Average wind speed in September: 13.5km/h

The windiest month (with the highest average wind speed) is August (13.6km/h).
The calmest month (with the lowest average wind speed) is April (12km/h).

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Average humidity in September
Palm Beach, Australia

Average humidity in September - Palm Beach, Australia
  • Average humidity in September: 68%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (67%).

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Average rainfall in September
Palm Beach, Australia

Average rainfall in September - Palm Beach, Australia
  • Average rainfall in September: 43mm

The wettest month (with the highest rainfall) is February (100mm).
The driest month (with the least rainfall) is August (34mm).

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Average rainfall days in September
Palm Beach, Australia

Average rainfall days in September - Palm Beach, Australia
  • Average rainfall days in September: 9.9 days

The month with the highest number of rainy days is March (16.5 days).
The month with the least rainy days is August (9.2 days).

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Average sea temperature in September
Palm Beach, Australia

Average sea temperature in September - Palm Beach, Australia
  • Average sea temperature in September: 18.6°C

The best month for swimming (with the highest average sea temperature) is February (23.7°C).
The coldest month (with the lowest average sea temperature) is September (18.6°C).

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Average daylight in September /
Average sunshine in September
Palm Beach, Australia

Average daylight in September / Average sunshine in September - Palm Beach, Australia
  • Average daylight in September: 11h and 5min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).

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Average sunshine days in September
Palm Beach, Australia

Average sunshine days in September - Palm Beach, Australia
  • Average sunshine days in September: 18 days

The month with the most sunshine days is August (20 days).
The month with the least sunshine days is February (10.6 days).

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Average UV index in September
Palm Beach, Australia

Average UV index in September - Palm Beach, Australia
  • Average UV index in September: 4

The months with the highest UV index are January, February, October, November and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).

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Average cloud cover in September
Palm Beach, Australia

Average cloud cover in September - Palm Beach, Australia
  • Average cloud cover in September: 25

The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in September
Palm Beach, Australia

Average visibility in September - Palm Beach, Australia
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).

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Palm Beach, Australia

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