September weather forecast
Parramatta, Australia

September

Weather in September

September, the first month of the spring in Parramatta, is an agreeable month, with an average temperature ranging between min 10.6°C (51.1°F) and max 21.6°C (70.9°F).

Temperature

The start of September signals a slight increase in the average high-temperature, moving from a refreshing 18.3°C (64.9°F) in August to an agreeable 21.6°C (70.9°F). An average temperature of 10.6°C (51.1°F) marks the nights in September.

Humidity

With an average relative humidity of 65%, September is the least humid month.

Rainfall

In Parramatta, Australia, in September, during 9.1 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 149.1 rainfall days, and 546mm (21.5") of precipitation is accumulated.

Daylight

The average length of the day in September is 11h and 53min.
On the first day of the month, sunrise is at 6:13 am and sunset at 5:38 pm. On the last day of September, sunrise is at 5:33 am and sunset at 5:57 pm AEST.

Sunshine

In September, the average sunshine is 8.6h.

UV index

May through September, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

What is the average September temperature?
The average high-temperature and low-temperature during September are 21.6°C (70.9°F) and 10.6°C (51.1°F) respectively. In February, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 30°C (86°F).
What is the least humid month in Parramatta?
With an average relative humidity of 65%, September is the least humid month.
What is the average humidity in September?
In September, the average relative humidity is 65%.
How many days does it rain in September?
In Parramatta, in September, during 9.1 rainfall days, 29mm (1.14") of precipitation is typically accumulated.
How many hours of daylight does Parramatta have in September?
In September, the average day length in Parramatta is 11h and 53min.
When are sunrise and sunset in September?
On the first day of September, sunrise is at 6:13 am and sunset at 5:38 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 5:57 pm AEST.
How long on average sun shines in September?
In Parramatta, the average sunshine duration in September is 8.6h.
When is the lowest UV index?
May through September, with an average maximum UV index of 4, are months with the lowest UV index.
How high is the UV index in September?
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
Parramatta, Australia
  • Average high temperature in September: 21.6°C

The warmest month (with the highest average high temperature) is January (29.2°C).
The month with the lowest average high temperature is June (16.8°C).

  • Average low temperature in September: 10.6°C

The month with the highest average low temperature is January (18.8°C).
The coldest month (with the lowest average low temperature) is July (8.1°C).

Average pressure in September
Parramatta, Australia
  • Average pressure in September: 1017.2mbar

The month with the highest atmospheric pressure is June (1021mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).

Average wind speed in September
Parramatta, Australia
  • Average wind speed in September: 10.1km/h

The windiest month (with the highest average wind speed) is December (10.2km/h).
The calmest month (with the lowest average wind speed) is April (8.8km/h).

Average humidity in September
Parramatta, Australia
  • Average humidity in September: 65%

The month with the highest relative humidity is June (76%).
The month with the lowest relative humidity is September (65%).

Average rainfall in September
Parramatta, Australia
  • Average rainfall in September: 29mm

The wettest month (with the highest rainfall) is February (87mm).
The driest month (with the least rainfall) is May (27mm).

Average rainfall days in September
Parramatta, Australia
  • Average rainfall days in September: 9.1 days

The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is August (7.9 days).

Average daylight in September /
Average sunshine in September
Parramatta, 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: 8h and 4min

The months with the most sunshine are November and December (Average sunshine: 9h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).

Average sunshine days in September
Parramatta, Australia
  • Average sunshine days in September: 19.5 days

The month with the most sunshine days is August (21 days).
The month with the least sunshine days is February (10.4 days).

Average UV index in September
Parramatta, Australia
  • Average UV index in September: 4

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

Average cloud cover in September
Parramatta, Australia
  • Average cloud cover in September: 28

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in September
Parramatta, Australia
  • Average visibility in September: 9km

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

englishespañol中文
Share