September weather forecast
Lord Howe Island, Australia

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The World Heritage site of Lord Howe Island in Australia
The World Heritage site of Lord Howe Island in Australia

Weather in September

September, the first month of the spring in Lord Howe Island, is a pleasant month, with an average temperature ranging between max 20°C (68°F) and min 14.6°C (58.3°F).

Temperature

September's presence records an average high-temperature of a pleasant 20°C (68°F), closely mirroring August's climate. Throughout September, Lord Howe Island encounters an average temperature drop to a mild 14.6°C (58.3°F).

Humidity

In September, the average relative humidity in Lord Howe Island is 68%.

Rainfall

In Lord Howe Island, in September, it is raining for 16.5 days, with typically 111mm (4.37") of accumulated precipitation. In Lord Howe Island, during the entire year, the rain falls for 204.8 days and collects up to 1501mm (59.09") of precipitation.

Sea temperature

The months with the coldest seawater are July through September, with an average sea temperature of 19°C (66.2°F).
Note: A majority do not enjoy swimming in water at 19°C (66.2°F). The difficulty in controlling breathing increases progressively as the temperature dips below 21°C (69.8°F).

Daylight

In September, the average length of the day in Lord Howe Island is 11h and 54min.
On the first day of September, sunrise is at 6:09 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 5:54 pm +1030.

Sunshine

In September, the average sunshine is 17h.

UV index

In September, the average daily maximum UV index in Lord Howe Island, Australia, is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What is the usual temperature for Lord Howe Island in September?

During September, Lord Howe Island experiences an average high-temperature of 20°C (68°F) and a low-temperature of 14.6°C (58.3°F).

What is the average humidity in September in Lord Howe Island?

In September, the average relative humidity in Lord Howe Island is 68%.

How many days does it rain in September in Lord Howe Island?

In Lord Howe Island, Australia, in September, it is raining for 16.5 days, with typically 111mm (4.37") of accumulated precipitation.

What months are the sea coldest in Lord Howe Island?

July through September, with an average sea temperature of 19°C (66.2°F), are months with the coldest seawater in Lord Howe Island, Australia.

What is the sea temperature in September in Lord Howe Island?

In Lord Howe Island, Australia, in September, the average water temperature is 19°C (66.2°F). Swimming in 19°C (66.2°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the average length of the day in September in Lord Howe Island?

The average day length in September in Lord Howe Island, Australia, is 11h and 54min.

When are sunrise and sunset in September in Lord Howe Island?

In September, on the first day of the month, sunrise is at 6:09 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 5:54 pm +1030.

How long on average sun shines in September in Lord Howe Island?

In September, the average sunshine duration in Lord Howe Island, Australia, is 17h.

What is the UV index reading in September in Lord Howe Island?

In Lord Howe Island, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in September
Lord Howe Island, Australia

Average temperature in September - Lord Howe Island, Australia
  • Average high temperature in September: 20°C

The warmest month (with the highest average high temperature) is February (25.7°C).
The months with the lowest average high temperature are July and August (18.9°C).

  • Average low temperature in September: 14.6°C

The month with the highest average low temperature is February (21°C).
The coldest month (with the lowest average low temperature) is August (13.5°C).

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Average humidity in September
Lord Howe Island, Australia

Average humidity in September - Lord Howe Island, Australia
  • Average humidity in September: 68%

The month with the highest relative humidity is January (69%).
The month with the lowest relative humidity is August (64%).

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Average rainfall in September
Lord Howe Island, Australia

Average rainfall in September - Lord Howe Island, Australia
  • Average rainfall in September: 110.7mm

The wettest month (with the highest rainfall) is June (173.1mm).
The driest month (with the least rainfall) is December (102.4mm).

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Average rainfall days in September
Lord Howe Island, Australia

Average rainfall days in September - Lord Howe Island, Australia
  • Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is July (23.2 days).
The month with the least rainy days is January (13.1 days).

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Average sea temperature in September
Lord Howe Island, Australia

Average sea temperature in September - Lord Howe Island, Australia
  • Average sea temperature in September: 19°C

The best months for swimming (with the highest average sea temperature) are January, February and March (24°C).
The coldest months (with the lowest average sea temperature) are July, August and September (19°C).

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Average daylight in September /
Average sunshine in September
Lord Howe Island, Australia

Average daylight in September / Average sunshine in September - Lord Howe Island, Australia
  • Average daylight in September: 11h and 5min

The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).

  • Average sunshine in September: 17h

The month with the most sunshine is June (Average sunshine: 23h).
The month with the least sunshine is December (Average sunshine: 12h).

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Average UV index in September
Lord Howe Island, Australia

Average UV index in September - Lord Howe Island, Australia
  • Average UV index in September: 6

The months with the highest UV index are January, February and December (UV index 12).
The months with the lowest UV index are June and July (UV index 3).

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Lord Howe Island, Australia

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