September weather forecastStewarts Brook, Australia
September
Weather in September
The first month of the spring, September, is an agreeable month in Stewarts Brook, Australia, with an average temperature varying between 20.4°C (68.7°F) and 7.4°C (45.3°F).Temperature
As August gives way to September, the average high-temperature displays a slight ascent, adjusting from an enjoyable 16.3°C (61.3°F) to a pleasant 20.4°C (68.7°F). Stewarts Brook documents a substantial shift from daytime warmth, recording an average nighttime temperature of 7.4°C (45.3°F) in September.Humidity
In September, the average relative humidity is 69%.Rainfall
In September, in Stewarts Brook, the rain falls for 8.5 days. Throughout September, 24mm (0.94") of precipitation is accumulated. In Stewarts Brook, during the entire year, the rain falls for 124.2 days and collects up to 409mm (16.1") of precipitation.Daylight
In Stewarts Brook, the average length of the day in September is 11h and 53min.On the first day of the month, sunrise is at 6:11 am and sunset at 5:38 pm. On the last day of September, in Stewarts Brook, Australia, sunrise is at 5:33 am and sunset at 5:56 pm AEST.
Sunshine
The average sunshine in September is 8.9h.UV index
In Stewarts Brook, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Stewarts Brook, Australia
- Average high temperature in September: 20.4°C
The warmest month (with the highest average high temperature) is January (30.8°C).
The month with the lowest average high temperature is July (14.3°C).
- Average low temperature in September: 7.4°C
The month with the highest average low temperature is January (17.4°C).
The coldest month (with the lowest average low temperature) is July (4.5°C).
Average pressure in September
Stewarts Brook, Australia
- Average pressure in September: 1018.1mbar
The months with the highest atmospheric pressure are June and July (1021.7mbar).
The month with the lowest atmospheric pressure is January (1012.5mbar).
Average wind speed in September
Stewarts Brook, Australia
- Average wind speed in September: 8km/h
The windiest month (with the highest average wind speed) is September (8km/h).
The calmest months (with the lowest average wind speed) are April and May (6.3km/h).
Average humidity in September
Stewarts Brook, Australia
- Average humidity in September: 69%
The month with the highest relative humidity is June (84%).
The month with the lowest relative humidity is December (63%).
Average rainfall in September
Stewarts Brook, Australia
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is November (54mm).
The driest month (with the least rainfall) is May (17mm).
Average rainfall days in September
Stewarts Brook, Australia
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is May (8.3 days).
Average daylight in September /
Average sunshine in September
Stewarts Brook, 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 54min
The month with the most sunshine is December (Average sunshine: 10h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 42min).
Average sunshine days in September
Stewarts Brook, Australia
- Average sunshine days in September: 19.3 days
The month with the most sunshine days is May (20.4 days).
The month with the least sunshine days is February (15.6 days).
Average UV index in September
Stewarts Brook, 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 June and July (UV index 3).
Average cloud cover in September
Stewarts Brook, Australia
- Average cloud cover in September: 30
The month with the most cloud cover is June (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in September
Stewarts Brook, Australia
- Average visibility in September: 8km
The months with the highest visibility are January and December (9km).
The months with the lowest visibility are April, June and July (7km).
