September weather forecastCaringbah, Australia
September
Weather in September
September, the first month of the spring in Caringbah, is a pleasant month, with temperature in the range of an average high of 20.3°C (68.5°F) and an average low of 12.6°C (54.7°F).Temperature
September denotes a minimal variation in the average high-temperature to an agreeable 20.3°C (68.5°F) from August's 17.7°C (63.9°F). Throughout the month of September, Caringbah observes an average nighttime temperature of 12.6°C (54.7°F).Humidity
In Caringbah, the average relative humidity in September is 66%.Rainfall
The month with the least rainfall is September, when the rain falls for 9.4 days and typically collects 17mm (0.67") of precipitation.Sea temperature
With an average sea temperature of 18.4°C (65.1°F), September is the month with the coldest seawater.Note: For the majority, swimming in water with a temperature of 18.4°C (65.1°F) is not enjoyable. The difficulty in managing breathing rises as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Caringbah, the average length of the day in September is 11h and 53min.On the first day of the month, sunrise is at 6:13 am and sunset at 5:37 pm. On the last day of September, sunrise is at 5:33 am and sunset at 5:57 pm AEST.
Sunshine
The average sunshine in September in Caringbah is 8.8h.UV index
The months with the lowest UV index are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. 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
Caringbah, Australia
- Average high temperature in September: 20.3°C
The warmest month (with the highest average high temperature) is January (26.9°C).
The month with the lowest average high temperature is July (16.6°C).
- Average low temperature in September: 12.6°C
The months with the highest average low temperature are January and February (20.1°C).
The coldest month (with the lowest average low temperature) is July (10.1°C).
Average pressure in September
Caringbah, Australia
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is June (1020.8mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in September
Caringbah, Australia
- Average wind speed in September: 15.4km/h
The windiest month (with the highest average wind speed) is August (15.8km/h).
The calmest month (with the lowest average wind speed) is April (13.5km/h).
Average humidity in September
Caringbah, Australia
- Average humidity in September: 66%
The month with the highest relative humidity is February (75%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Caringbah, Australia
- Average rainfall in September: 17mm
The wettest month (with the highest rainfall) is March (43mm).
The driest month (with the least rainfall) is September (17mm).
Average rainfall days in September
Caringbah, Australia
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (9.2 days).
Average sea temperature in September
Caringbah, Australia
- Average sea temperature in September: 18.4°C
The best month for swimming (with the highest average sea temperature) is February (23.8°C).
The coldest month (with the lowest average sea temperature) is September (18.4°C).
Average daylight in September /
Average sunshine in September
Caringbah, Australia
- Average daylight in September: 11h and 54min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 48min
The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).
Average sunshine days in September
Caringbah, Australia
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is July (17.6 days).
The month with the least sunshine days is February (11.8 days).
Average UV index in September
Caringbah, Australia
- Average UV index in September: 4
The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).
Average cloud cover in September
Caringbah, Australia
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Caringbah, 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).





