Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
September's presence marks an average high-temperature of a still agreeable 22.8°C (73°F), subtly varied from August's 20.2°C (68.4°F). An average low-temperature of 12.8°C (55°F) is recorded during the nights in September.Humidity
August and September, with an average relative humidity of 71%, are the least humid months.Rainfall
The month with the least rainfall in Goonellabah is September, when the rain falls for 10.4 days and typically collects 22mm (0.87") of precipitation.Daylight
In September, the average length of the day is 11h and 55min.On the first day of the month, sunrise is at 6:00 am and sunset at 5:32 pm. On the last day of September, sunrise is at 5:26 am and sunset at 5:47 pm AEST.
Sunshine
In September, the average sunshine is 9h.UV index
In September, the average daily maximum UV index in Goonellabah is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 5 translates into these guidelines:
Be vigilant - Preventing sunburn is recommended. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Goonellabah in September?
What are the least humid months in Goonellabah?
What is the average humidity in September in Goonellabah?
What is the driest month in Goonellabah?
How much does it rain in Goonellabah in September?
How many hours of daylight does Goonellabah have in September?
When are sunrise and sunset in September in Goonellabah?
How long on average sun shines in September in Goonellabah?
What is the UV index reading in September in Goonellabah?
Average temperature in September
Goonellabah, Australia
- Average high temperature in September: 22.8°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 (18.1°C).
- Average low temperature in September: 12.8°C
The month with the highest average low temperature is January (19.8°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in September
Goonellabah, Australia
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is July (1020.7mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in September
Goonellabah, Australia
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is October (11.4km/h).
The calmest month (with the lowest average wind speed) is May (9.6km/h).
Average humidity in September
Goonellabah, Australia
- Average humidity in September: 71%
The month with the highest relative humidity is March (83%).
The months with the lowest relative humidity are August and September (71%).
Average rainfall in September
Goonellabah, Australia
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is March (102mm).
The driest month (with the least rainfall) is September (22mm).
Average rainfall days in September
Goonellabah, Australia
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is March (22.7 days).
The month with the least rainy days is August (8.1 days).
Average daylight in September /
Average sunshine in September
Goonellabah, Australia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 18min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is November (Average sunshine: 10h and 18min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).
Average sunshine days in September
Goonellabah, Australia
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is August (20.6 days).
The month with the least sunshine days is March (5.8 days).
Average UV index in September
Goonellabah, Australia
- Average UV index in September: 5
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 and July (UV index 4).
Average cloud cover in September
Goonellabah, Australia
- Average cloud cover in September: 25
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Goonellabah, 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).
