September weather forecast
Augusta, Australia

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Weather in September

September, the first month of the spring in Augusta, is also an enjoyable month, with temperature in the range of an average high of 16.6°C (61.9°F) and an average low of 12°C (53.6°F).

Temperature

September brings a marginal elevation to a still refreshing 16.6°C (61.9°F) from August's 16.2°C (61.2°F) in Augusta's average high-temperatures. Augusta encounters a negligible difference from daytime peaks throughout the September nights, with a low-temperature average of 12°C (53.6°F).

Humidity

The average relative humidity in September is 73%.

Rainfall

In September, in Augusta, the rain falls for 17 days. Throughout September, 44mm (1.73") of precipitation is accumulated. Throughout the year, there are 152.6 rainfall days, and 506mm (19.92") of precipitation is accumulated.

Sea temperature

The month with the coldest seawater is September, with an average sea temperature of 17.7°C (63.9°F).
Note: For most individuals, swimming in 17.7°C (63.9°F) is not enjoyable. As the water temperature decreases from 21°C (69.8°F) to 15°C (59°F), breathing control becomes increasingly difficult.

Daylight

In September, the average length of the day in Augusta is 11h and 53min.
On the first day of September, sunrise is at 6:37 am and sunset at 6:01 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 6:21 pm AWST.

Sunshine

The average sunshine in September in Augusta is 7h.

UV index

The months with the lowest UV index are June through October, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 4 in September translates into the following recommendations:
Take precautions - Protection against sun damage is advised. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Jan 26, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the temperatures in Augusta in September?

The average high-temperature, in September, in Augusta, is 16.6°C (61.9°F), while the average low-temperature is 12°C (53.6°F).

What is the average humidity in September in Augusta?

The average relative humidity in September in Augusta is 73%.

How many days does it rain in September in Augusta?

In Augusta, Australia, in September, during 17 rainfall days, 44mm (1.73") of precipitation is typically accumulated.

What is the month with the coldest sea water in Augusta?

With an average sea temperature of 17.7°C (63.9°F), September is the month with the coldest seawater.

What is the sea temperature in September in Augusta?

In Augusta, Australia, in September, the average water temperature is 17.7°C (63.9°F). For swimming, a surface water temperature of 17.7°C (63.9°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 Augusta have in September?

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

What time are sunrise and sunset in September in Augusta?

In September, on the first day of the month, sunrise is at 6:37 am and sunset at 6:01 pm. On the last day of the month, in Augusta, sunrise is at 5:57 am and sunset at 6:21 pm AWST.

How long on average sun shines in September in Augusta?

In Augusta, Australia, the average sunshine duration in September is 7h.

What are the months with the lowest UV index in Augusta?

June through October, with an average maximum UV index of 4, are months with the lowest UV index in Augusta, Australia.

What is the UV index intensity in September in Augusta?

The average daily maximum UV index in September in Augusta is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.

Average temperature in September
Augusta, Australia

Average temperature in September - Augusta, Australia
  • Average high temperature in September: 16.6°C

The warmest month (with the highest average high temperature) is February (24.3°C).
The month with the lowest average high temperature is July (16.1°C).

  • Average low temperature in September: 12°C

The month with the highest average low temperature is February (17.4°C).
The coldest month (with the lowest average low temperature) is September (12°C).

Average pressure in September
Augusta, Australia

Average pressure in September - Augusta, Australia
  • Average pressure in September: 1018.3mbar

The month with the highest atmospheric pressure is May (1019.5mbar).
The month with the lowest atmospheric pressure is January (1013.6mbar).

Average wind speed in September
Augusta, Australia

Average wind speed in September - Augusta, Australia
  • Average wind speed in September: 20.5km/h

The windiest month (with the highest average wind speed) is July (21km/h).
The calmest month (with the lowest average wind speed) is April (16.8km/h).

Average humidity in September
Augusta, Australia

Average humidity in September - Augusta, Australia
  • Average humidity in September: 73%

The months with the highest relative humidity are July, August and October (74%).
The months with the lowest relative humidity are January, February and December (71%).

Average rainfall in September
Augusta, Australia

Average rainfall in September - Augusta, Australia
  • Average rainfall in September: 44mm

The wettest months (with the highest rainfall) are June and July (88mm).
The driest months (with the least rainfall) are January and December (13mm).

Average rainfall days in September
Augusta, Australia

Average rainfall days in September - Augusta, Australia
  • Average rainfall days in September: 17 days

The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is February (4.8 days).

Average sea temperature in September
Augusta, Australia

Average sea temperature in September - Augusta, Australia
  • Average sea temperature in September: 17.7°C

The best month for swimming (with the highest average sea temperature) is March (22.1°C).
The coldest month (with the lowest average sea temperature) is September (17.7°C).

Average daylight in September /
Average sunshine in September
Augusta, Australia

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

The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).

  • Average sunshine in September: 7h and 0min

The month with the most sunshine is January (Average sunshine: 10h and 54min).
The month with the least sunshine is July (Average sunshine: 5h and 0min).

Average sunshine days in September
Augusta, Australia

Average sunshine days in September - Augusta, Australia
  • Average sunshine days in September: 9.8 days

The month with the most sunshine days is January (22.5 days).
The months with the least sunshine days are July and August (6.8 days).

Average UV index in September
Augusta, Australia

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

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

Average cloud cover in September
Augusta, Australia

Average cloud cover in September - Augusta, Australia
  • Average cloud cover in September: 45

The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 22).

Average visibility in September
Augusta, Australia

Average visibility in September - Augusta, Australia
  • Average visibility in September: 10km

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

Augusta, Australia

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