September weather forecastMount Gambier, Australia
September
Weather in September
September in Mount Gambier signals the arrival of spring, with noticeably longer days and increased sunlight hours. The weather sees a shift in temperatures with an average temperature of 15.9°C (60.6°F) heralding the oncoming of warmer days. Though there are more daylight hours, the cold persists from August. Despite the transition in season, the rainfall does reduce but remains substantial, keeping the atmosphere damp and fresh.Temperature
As September takes hold, the average high-temperature is a still refreshing 15.9°C (60.6°F), nearly mirroring that of the previous month. Throughout September nights, Mount Gambier experiences a consistent temperature average of 6.3°C (43.3°F).Rainfall
In Mount Gambier, in September, it is raining for 19.2 days, with typically 72mm (2.83") of accumulated precipitation. In Mount Gambier, Australia, during the entire year, the rain falls for 183.7 days and collects up to 712mm (28.03") of precipitation.Daylight
In Mount Gambier, the average length of the day in September is 11h and 51min.On the first day of the month, sunrise is at 6:27 am and sunset at 5:45 pm. On the last day of September, sunrise is at 5:43 am and sunset at 6:10 pm ACST.
Sunshine
In September, the average sunshine in Mount Gambier is 5.7h.UV index
The average daily maximum UV index in September in Mount Gambier is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. To avoid the Sun's strongest rays, limit exposure around the mid-day period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Mount Gambier, Australia
- Average high temperature in September: 15.9°C
The warmest months (with the highest average high temperature) are January and February (25.3°C).
The month with the lowest average high temperature is July (13.2°C).
- Average low temperature in September: 6.3°C
The month with the highest average low temperature is February (11.7°C).
The coldest month (with the lowest average low temperature) is July (5.2°C).
Average rainfall in September
Mount Gambier, Australia
- Average rainfall in September: 71.9mm
The wettest month (with the highest rainfall) is July (99.6mm).
The driest month (with the least rainfall) is February (25.6mm).
Average rainfall days in September
Mount Gambier, Australia
- Average rainfall days in September: 19.2 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is February (7.7 days).
Average daylight in September /
Average sunshine in September
Mount Gambier, Australia
- Average daylight in September: 11h and 48min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in September: 5h and 42min
The month with the most sunshine is January (Average sunshine: 9h and 6min).
The month with the least sunshine is June (Average sunshine: 4h and 0min).
Average UV index in September
Mount Gambier, Australia
- Average UV index in September: 5
The month with the highest UV index is January (UV index 12).
The months with the lowest UV index are June and July (UV index 2).





