September weather forecastMount Waverley, Australia

September

Weather in September

The first month of the spring, September, is still a mild month in Mount Waverley, Australia, with an average temperature fluctuating between 8.5°C (47.3°F) and 15.8°C (60.4°F).

Temperature

During September, Mount Waverley observes a subtle ascent to a still refreshing 15.8°C (60.4°F) from August's 13.5°C (56.3°F) in the average high-temperature. The month of September records an average low-temperature of 8.5°C (47.3°F) in Mount Waverley.

Humidity

In Mount Waverley, the average relative humidity in September is 74%.

Rainfall

In Mount Waverley, during September, the rain falls for 14.6 days and regularly aggregates up to 43mm (1.69") of precipitation. In Mount Waverley, during the entire year, the rain falls for 158.8 days and collects up to 484mm (19.06") of precipitation.

Daylight

In September, the average length of the day is 11h and 51min.
On the first day of the month, sunrise is at 6:40 am and sunset at 5:58 pm. On the last day of September, sunrise is at 5:55 am and sunset at 6:22 pm AEST.

Sunshine

The average sunshine in September in Mount Waverley is 7.2h.

UV index

The average daily maximum UV index in September in Mount Waverley is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Make use of precautions - Suggestions to resist sunburn are communicated. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

The high-temperature, in September, in Mount Waverley, records 15.8°C (60.4°F), while the low-temperature is 8.5°C (47.3°F).

In Mount Waverley, Australia, the average relative humidity in September is 74%.

In Mount Waverley, Australia, in September, it is raining for 14.6 days, with typically 43mm (1.69") of accumulated precipitation.

In September, the average day length in Mount Waverley, Australia, is 11h and 51min.

In September, on the first day of the month, sunrise is at 6:40 am and sunset at 5:58 pm. On the last day of the month, in Mount Waverley, sunrise is at 5:55 am and sunset at 6:22 pm AEST.

In September, the average sunshine duration in Mount Waverley is 7.2h.

In September, the average daily maximum UV index in Mount Waverley is 4. A UV Index reading of 3 to 5 represents 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Mount Waverley, Australia

  • Average high temperature in September: 15.8°C

The warmest month (with the highest average high temperature) is January (25°C).
The month with the lowest average high temperature is July (13°C).

  • Average low temperature in September: 8.5°C

The month with the highest average low temperature is February (15.4°C).
The coldest month (with the lowest average low temperature) is August (7.3°C).

Average pressure in September
Mount Waverley, Australia

  • Average pressure in September: 1016.3mbar

The month with the highest atmospheric pressure is June (1021.2mbar).
The month with the lowest atmospheric pressure is January (1012.5mbar).

Average wind speed in September
Mount Waverley, Australia

  • Average wind speed in September: 14.1km/h

The windiest month (with the highest average wind speed) is August (15.1km/h).
The calmest month (with the lowest average wind speed) is April (11.4km/h).

Average humidity in September
Mount Waverley, Australia

  • Average humidity in September: 74%

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is January (65%).

Average rainfall in September
Mount Waverley, Australia

  • Average rainfall in September: 43mm

The wettest month (with the highest rainfall) is August (52mm).
The driest month (with the least rainfall) is March (31mm).

Average rainfall days in September
Mount Waverley, Australia

  • Average rainfall days in September: 14.6 days

The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is January (9 days).

Average daylight in September /
Average sunshine in September
Mount Waverley, Australia

  • Average daylight in September: 11h and 48min

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: 7h and 12min

The month with the most sunshine is December (Average sunshine: 9h and 42min).
The months with the least sunshine are May, July and August (Average sunshine: 6h and 30min).

Average sunshine days in September
Mount Waverley, Australia

  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is January (19 days).
The months with the least sunshine days are July and August (10.8 days).

Average UV index in September
Mount Waverley, Australia

  • Average UV index in September: 4

The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are June, July and August (UV index 3).

Average cloud cover in September
Mount Waverley, Australia

  • Average cloud cover in September: 45

The months with the most cloud cover are July and August (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 31).

Average visibility in September
Mount Waverley, Australia

  • Average visibility in September: 9km

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