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 initiation of September records an average high-temperature of a still enjoyable 19°C (66.2°F), displaying a near consistency with the previous month. During September, Swan View's temperature falls to a steady low-temperature average of 10.3°C (50.5°F).Humidity
In Swan View, the average relative humidity in September is 70%.Rainfall
In Swan View, during September, the rain falls for 12.2 days and regularly aggregates up to 31mm (1.22") of precipitation. In Swan View, during the entire year, the rain falls for 106.3 days and collects up to 344mm (13.54") of precipitation.Daylight
In September, the average length of the day is 11h and 54min.On the first day of the month, sunrise is at 6:32 am and sunset at 5:59 pm. On the last day of September, sunrise is at 5:54 am and sunset at 6:17 pm AWST.
Sunshine
In Swan View, the average sunshine in September is 8h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Swan View have in September?
How high is the UV index in September?
Average temperature in September
Swan View, Australia
- Average high temperature in September: 19°C
The warmest months (with the highest average high temperature) are January and February (30.8°C).
The month with the lowest average high temperature is July (17°C).
- Average low temperature in September: 10.3°C
The month with the highest average low temperature is February (19°C).
The coldest months (with the lowest average low temperature) are July and August (10°C).
Average pressure in September
Swan View, Australia
- Average pressure in September: 1019.1mbar
The month with the highest atmospheric pressure is July (1020.6mbar).
The month with the lowest atmospheric pressure is January (1011.3mbar).
Average wind speed in September
Swan View, Australia
- Average wind speed in September: 13km/h
The windiest month (with the highest average wind speed) is January (14.6km/h).
The calmest months (with the lowest average wind speed) are April and May (12km/h).
Average humidity in September
Swan View, Australia
- Average humidity in September: 70%
The months with the highest relative humidity are July and August (74%).
The month with the lowest relative humidity is January (51%).
Average rainfall in September
Swan View, Australia
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is June (65mm).
The driest months (with the least rainfall) are March and December (9mm).
Average rainfall days in September
Swan View, Australia
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is February (3.9 days).
Average daylight in September /
Average sunshine in September
Swan View, Australia
- Average daylight in September: 11h and 5min
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 0min
The months with the most sunshine are January and December (Average sunshine: 11h and 30min).
The month with the least sunshine is August (Average sunshine: 5h and 42min).
Average sunshine days in September
Swan View, Australia
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is December (25.1 days).
The month with the least sunshine days is July (13.6 days).
Average UV index in September
Swan View, Australia
- Average UV index in September: 5
The months with the highest UV index are January, February, March and December (UV index 6).
The months with the lowest UV index are May, June, July and August (UV index 4).
Average cloud cover in September
Swan View, Australia
- Average cloud cover in September: 33
The month with the most cloud cover is July (Cloud cover 40).
The month with the least cloud cover is January (Cloud cover 13).
Average visibility in September
Swan View, Australia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (10km).
The month with the lowest visibility is August (9km).
