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 sea temperature 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 comfortable 16°C (60.8°F), showing little difference from August's 14.2°C (57.6°F). Throughout September, the temperature in Port Noarlunga falls to an average low of 10.6°C (51.1°F).Humidity
The average relative humidity in September in Port Noarlunga is 69%.Rainfall
In Port Noarlunga, in September, during 12.8 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, there are 138.9 rainfall days, and 363mm (14.29") of precipitation is accumulated.Sea temperature
In Port Noarlunga, Australia, in September, the average water temperature is 14.3°C (57.7°F).Note: Entering waters of 14.3°C (57.7°F) is life-endangering. A mere moment in 13°C (55.4°F) waters feels piercing cold, and below 10°C (50°F) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.
Daylight
In Port Noarlunga, the average length of the day in September is 11h and 52min.On the first day of the month, sunrise is at 6:34 am and sunset at 5:57 pm. On the last day of September, sunrise is at 5:53 am and sunset at 6:18 pm ACST.
Sunshine
The average sunshine in September is 7.9h.UV index
The average daily maximum UV index in September in Port Noarlunga is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 4 during September translates into these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Port Noarlunga?
What is the average humidity in September in Port Noarlunga?
How much does it rain in Port Noarlunga in September?
What is the water temperature in September in Port Noarlunga?
What is the average length of the day in September in Port Noarlunga?
When is the sunrise / sunset in September in Port Noarlunga?
How long on average sun shines in September in Port Noarlunga?
What is the UV index reading in September in Port Noarlunga?
Average temperature in September
Port Noarlunga, Australia
- Average high temperature in September: 16°C
The warmest month (with the highest average high temperature) is January (24.9°C).
The month with the lowest average high temperature is July (14°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is February (17.7°C).
The coldest month (with the lowest average low temperature) is August (9.9°C).
Average pressure in September
Port Noarlunga, Australia
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is June (1021.7mbar).
The month with the lowest atmospheric pressure is January (1012.5mbar).
Average wind speed in September
Port Noarlunga, Australia
- Average wind speed in September: 16.7km/h
The windiest month (with the highest average wind speed) is August (17.7km/h).
The calmest month (with the lowest average wind speed) is April (13.8km/h).
Average humidity in September
Port Noarlunga, Australia
- Average humidity in September: 69%
The months with the highest relative humidity are June and July (73%).
The month with the lowest relative humidity is January (61%).
Average rainfall in September
Port Noarlunga, Australia
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is August (47mm).
The driest month (with the least rainfall) is January (17mm).
Average rainfall days in September
Port Noarlunga, Australia
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (6.3 days).
Average sea temperature in September
Port Noarlunga, Australia
- Average sea temperature in September: 14.3°C
The best month for swimming (with the highest average sea temperature) is February (20.7°C).
The coldest month (with the lowest average sea temperature) is August (13.8°C).
Average daylight in September /
Average sunshine in September
Port Noarlunga, Australia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is December (Average sunshine: 10h and 0min).
The months with the least sunshine are May, July and August (Average sunshine: 7h and 0min).
Average sunshine days in September
Port Noarlunga, Australia
- Average sunshine days in September: 13.1 days
The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is August (10.8 days).
Average UV index in September
Port Noarlunga, Australia
- Average UV index in September: 4
The months with the highest UV index are January and December (UV index 6).
The month with the lowest UV index is July (UV index 3).
Average cloud cover in September
Port Noarlunga, Australia
- Average cloud cover in September: 34
The months with the most cloud cover are May and July (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 20).
Average visibility in September
Port Noarlunga, 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).
