September weather forecast
Mallacoota, Australia

September

Weather in September

September, the first month of the spring in Mallacoota, is an enjoyable month, with temperature in the range of an average low of 9.5°C (49.1°F) and an average high of 17.4°C (63.3°F).

Temperature

In September, the average high-temperature registers at a still refreshing 17.4°C (63.3°F), nearly identical to August's 15°C (59°F). September generally records an average low-temperature of 9.5°C (49.1°F).

Humidity

In September, the average relative humidity is 71%.

Rainfall

September is the month with the least rainfall in Mallacoota. Rain falls for 9.7 days and accumulates 19mm (0.75") of precipitation.

Daylight

The average length of the day in September is 11h and 51min.
On the first day of the month, sunrise is at 6:21 am and sunset at 5:40 pm. On the last day of September, sunrise is at 5:37 am and sunset at 6:04 pm AEST.

Sunshine

In Mallacoota, the average sunshine in September is 8.7h.

UV index

The months with the lowest UV index are April through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In September, a regular UV index of 4 translates into these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

What are September temperatures in Mallacoota?
An average high-temperature, in September, in Mallacoota, is 17.4°C (63.3°F) and the average low-temperature is 9.5°C (49.1°F).
What is the average humidity in September in Mallacoota?
The average relative humidity in September in Mallacoota is 71%.
What is the driest month in Mallacoota?
September is the month with the least rainfall in Mallacoota. Rain falls for 9.7 days and accumulates 19mm (0.75") of precipitation.
How much does it rain in Mallacoota in September?
In Mallacoota, Australia, in September, during 9.7 rainfall days, 19mm (0.75") of precipitation is typically accumulated.
What is the average length of the day in September in Mallacoota?
In September, the average day length is 11h and 51min.
What time are sunrise and sunset in September in Mallacoota?
On the first day of September, sunrise is at 6:21 am and sunset at 5:40 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 6:04 pm AEST.
How many hours of sunshine does Mallacoota have in September?
In Mallacoota, the average sunshine duration in September is 8.7h.
What are the months with the lowest UV index in Mallacoota?
April through September, with an average maximum UV index of 4, are months with the lowest UV index in Mallacoota, Australia.
What is the UV index intensity in September in Mallacoota?
In Mallacoota, Australia, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Mallacoota, Australia
Average temperature in September
Mallacoota, Australia
  • Average high temperature in September: 17.4°C

The warmest month (with the highest average high temperature) is January (24.3°C).
The month with the lowest average high temperature is July (14.5°C).

  • Average low temperature in September: 9.5°C

The month with the highest average low temperature is February (16.9°C).
The coldest month (with the lowest average low temperature) is July (8°C).

Average pressure in September - Mallacoota, Australia
Average pressure in September
Mallacoota, Australia
  • Average pressure in September: 1016mbar

The month with the highest atmospheric pressure is June (1020.6mbar).
The month with the lowest atmospheric pressure is January (1012.8mbar).

Average wind speed in September - Mallacoota, Australia
Average wind speed in September
Mallacoota, Australia
  • Average wind speed in September: 13.8km/h

The windiest months (with the highest average wind speed) are January and September (13.8km/h).
The calmest month (with the lowest average wind speed) is April (12.4km/h).

Average humidity in September - Mallacoota, Australia
Average humidity in September
Mallacoota, Australia
  • Average humidity in September: 71%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (69%).

Average rainfall in September - Mallacoota, Australia
Average rainfall in September
Mallacoota, Australia
  • Average rainfall in September: 19mm

The wettest month (with the highest rainfall) is February (48mm).
The driest month (with the least rainfall) is September (19mm).

Average rainfall days in September - Mallacoota, Australia
Average rainfall days in September
Mallacoota, Australia
  • Average rainfall days in September: 9.7 days

The month with the highest number of rainy days is March (13.7 days).
The month with the least rainy days is July (6.6 days).

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

The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is December (Average sunshine: 10h and 6min).
The month with the least sunshine is June (Average sunshine: 6h and 30min).

Average sunshine days in September - Mallacoota, Australia
Average sunshine days in September
Mallacoota, Australia
  • Average sunshine days in September: 18.5 days

The month with the most sunshine days is July (23.4 days).
The month with the least sunshine days is February (11.3 days).

Average UV index in September - Mallacoota, Australia
Average UV index in September
Mallacoota, Australia
  • Average UV index in September: 4

The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are April, May, June, July, August and September (UV index 4).

Average cloud cover in September - Mallacoota, Australia
Average cloud cover in September
Mallacoota, Australia
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 40).
The months with the least cloud cover are May and July (Cloud cover 26).

Average visibility in September - Mallacoota, Australia
Average visibility in September
Mallacoota, 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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