September weather forecastCoopernook, Australia
September
Weather in September
September, the first month of the spring in Coopernook, is an agreeable month, with an average temperature varying between 11.8°C (53.2°F) and 21.4°C (70.5°F).Temperature
The embrace of September brings a minor uplift in the average high-temperature, shifting from a refreshing 18.4°C (65.1°F) in August to a pleasant 21.4°C (70.5°F). An average low-temperature of 11.8°C (53.2°F) is recorded in the month of September.Humidity
With an average relative humidity of 68%, September is the least humid month.Rainfall
The month with the least rainfall is September, when the rain falls for 9.4 days and typically collects 27mm (1.06") of precipitation.Daylight
In September, the average length of the day in Coopernook is 11h and 54min.On the first day of the month, sunrise is at 6:05 am and sunset at 5:33 pm. On the last day of September, sunrise is at 5:28 am and sunset at 5:50 pm AEST.
Sunshine
The average sunshine in September in Coopernook is 8.7h.UV index
The months with the lowest UV index in Coopernook are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In September, the UV index of 4 transforms into the following advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Coopernook, Australia
- Average high temperature in September: 21.4°C
The warmest month (with the highest average high temperature) is January (28.3°C).
The month with the lowest average high temperature is July (16.8°C).
- Average low temperature in September: 11.8°C
The month with the highest average low temperature is January (19.3°C).
The coldest month (with the lowest average low temperature) is July (8.9°C).
Average pressure in September
Coopernook, Australia
- Average pressure in September: 1017.5mbar
The months with the highest atmospheric pressure are June and July (1020.7mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in September
Coopernook, Australia
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is December (11.2km/h).
The calmest month (with the lowest average wind speed) is April (8.9km/h).
Average humidity in September
Coopernook, Australia
- Average humidity in September: 68%
The months with the highest relative humidity are March and June (80%).
The month with the lowest relative humidity is September (68%).
Average rainfall in September
Coopernook, Australia
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is March (96mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in September
Coopernook, Australia
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is August (8.3 days).
Average daylight in September /
Average sunshine in September
Coopernook, Australia
- Average daylight in September: 11h and 54min
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: 8h and 42min
The month with the most sunshine is November (Average sunshine: 9h and 30min).
The month with the least sunshine is June (Average sunshine: 5h and 42min).
Average sunshine days in September
Coopernook, Australia
- Average sunshine days in September: 19.2 days
The month with the most sunshine days is August (21.3 days).
The month with the least sunshine days is February (10.6 days).
Average UV index in September
Coopernook, Australia
- Average UV index in September: 4
The months with the highest UV index are January, February 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
Coopernook, Australia
- Average cloud cover in September: 25
The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Coopernook, Australia
- Average visibility in September: 10km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, October, November and December (9km).





