September weather forecast and climate
Kiama, Australia

What is the temperature in September in Kiama?

In Kiama, in September, the average high-temperature is 20°C (68°F), and the average low-temperature is 10.7°C (51.3°F).

How many days does it rain in September in Kiama?

In Kiama, in September, it is raining for 8.9 days, with typically 73mm (2.9") of accumulated precipitation.

What is the sea temperature in September in Kiama?

The average seawater temperature, in September, in Kiama, Australia, is 18.2°C (64.8°F). For swimming, a surface water temperature of 18.2°C (64.8°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
Average temperature in September - Kiama, Australia
  • Average high temperature in September: 20°C

Warmest months (with the highest average high temperature) are January and February (25.2°C).
The month with the lowest average high temperature is July (16.9°C).

  • Average low temperature in September: 10.7°C

The month with the highest average low temperature is February (17.8°C).
The coldest month (with the lowest average low temperature) is July (8.5°C).

Average humidity in September - Kiama, Australia
  • Average humidity in September: 56%

Months with the highest relative humidity are January and February (69%).
Months with the lowest relative humidity are July and August (54%).

Average rainfall in September - Kiama, Australia
  • Average rainfall in September: 73mm

The wettest month (with the highest rainfall) is March (141mm).
The driest month (with the lowest rainfall) is September (73mm).

Average rainfall days in September - Kiama, Australia
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is March (12.4 days).
Months with the lowest number of rainy days are July and August (8.5 days).

Average sea temperature in September - Kiama, Australia
  • Average sea temperature in September: 18.2°C

The best month for swimming (with the highest average sea temperature) is February (23.5°C).
The coldest month (with the lowest average sea temperature) is August (18.1°C).

Average daylight in September - Kiama, Australia
  • Average daylight in September: 11.9h

The month with the longest days is December (Average daylight: 14.4h).
The month with shortest days is June (Average daylight: 9.9h).

deutscheenglishespañolрусский中文