September weather forecastGosford, Australia
September
Weather in September
The first month of the spring, September, is a pleasant month in Gosford, Australia, with an average temperature varying between 22.2°C (72°F) and 8.3°C (46.9°F).Temperature
The arrival of September marks a slight shift to an average high-temperature of an agreeable 22.2°C (72°F) from August's 19.4°C (66.9°F). September nights present a stark temperature decrease to a chilly 8.3°C (46.9°F).Humidity
In Gosford, Australia, the average relative humidity in September is 51%.Rainfall
The month with the least rainfall is September, when the rain falls for 8.5 days and typically collects 65mm (2.56") of precipitation.Sea temperature
August and September, with an average sea temperature of 18.8°C (65.8°F), are months with the coldest seawater.Note: The majority of individuals do not enjoy swimming in water that is 18.8°C (65.8°F). Breathing control becomes more challenging as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Gosford, the average length of the day in September is 11h and 53min.On the first day of September, sunrise is at 6:12 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 5:56 pm AEST.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gosford, Australia
- Average high temperature in September: 22.2°C
The warmest month (with the highest average high temperature) is January (28.2°C).
The month with the lowest average high temperature is July (17.7°C).
- Average low temperature in September: 8.3°C
The months with the highest average low temperature are January and February (17.2°C).
The coldest month (with the lowest average low temperature) is July (5.4°C).
Average humidity in September
Gosford, Australia
- Average humidity in September: 51%
The month with the highest relative humidity is February (63%).
The month with the lowest relative humidity is August (48%).
Average rainfall in September
Gosford, Australia
- Average rainfall in September: 64.8mm
The wettest month (with the highest rainfall) is February (185.6mm).
The driest month (with the least rainfall) is September (64.8mm).
Average rainfall days in September
Gosford, Australia
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is March (11.5 days).
The month with the least rainy days is August (8.4 days).
Average sea temperature in September
Gosford, Australia
- Average sea temperature in September: 18.8°C
The best month for swimming (with the highest average sea temperature) is February (23.8°C).
The coldest months (with the lowest average sea temperature) are August and September (18.8°C).
Average daylight in September
Gosford, Australia
- Average daylight in September: 11h and 54min
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).





