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
The start of September sees the average high-temperature at a pleasant 20.1°C (68.2°F), showing little difference from August's 17.3°C (63.1°F). Throughout September, Iron Knob witnesses a nighttime temperature average of 11.5°C (52.7°F).Humidity
In Iron Knob, the average relative humidity in September is 58%.Rainfall
In September, the rain falls for 6.8 days. Throughout September, 14mm (0.55") of precipitation is accumulated. In Iron Knob, during the entire year, the rain falls for 83.5 days and collects up to 201mm (7.91") of precipitation.Daylight
In Iron Knob, the average length of the day in September is 11h and 53min.On the first day of the month, sunrise is at 6:38 am and sunset at 6:04 pm. On the last day of September, sunrise is at 5:59 am and sunset at 6:22 pm ACST.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 5. 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: The UV index of 5 during September leads to these advisories:
Make use of precautions - Suggestions to resist sunburn are communicated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
How many hours of daylight does Iron Knob have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September in Iron Knob?
What is the UV index intensity in September in Iron Knob?
Average temperature in September
Iron Knob, Australia
- Average high temperature in September: 20.1°C
The warmest month (with the highest average high temperature) is January (29.6°C).
The months with the lowest average high temperature are June and July (16.5°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is January (20.5°C).
The coldest month (with the lowest average low temperature) is July (10.1°C).
Average pressure in September
Iron Knob, Australia
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is June (1022.7mbar).
The month with the lowest atmospheric pressure is January (1011.6mbar).
Average wind speed in September
Iron Knob, Australia
- Average wind speed in September: 19.4km/h
The windiest month (with the highest average wind speed) is January (21.6km/h).
The calmest month (with the lowest average wind speed) is April (16.4km/h).
Average humidity in September
Iron Knob, Australia
- Average humidity in September: 58%
The month with the highest relative humidity is June (65%).
The months with the lowest relative humidity are January and December (50%).
Average rainfall in September
Iron Knob, Australia
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is November (22mm).
The driest months (with the least rainfall) are March and July (12mm).
Average rainfall days in September
Iron Knob, Australia
- Average rainfall days in September: 6.8 days
The month with the highest number of rainy days is August (8.9 days).
The month with the least rainy days is February (4.8 days).
Average daylight in September /
Average sunshine in September
Iron Knob, Australia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is January (Average sunshine: 9h and 12min).
The months with the least sunshine are May and August (Average sunshine: 7h and 42min).
Average sunshine days in September
Iron Knob, Australia
- Average sunshine days in September: 20.9 days
The month with the most sunshine days is January (25.1 days).
The month with the least sunshine days is August (19 days).
Average UV index in September
Iron Knob, Australia
- Average UV index in September: 5
The month with the highest UV index is December (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 4).
Average cloud cover in September
Iron Knob, Australia
- Average cloud cover in September: 25
The month with the most cloud cover is June (Cloud cover 33).
The month with the least cloud cover is January (Cloud cover 17).
Average visibility in September
Iron Knob, 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).
