The eastern part (Australia) is moving northward at the rate of 5.6 cm (2.2 in) per year while the western part (India) is moving only at the rate of 3.7 cm (1.5 in) per year due to the impediment of the Himalayas.
Average Low Temperatures. It is rare to be in Bali on a chilly day. In fact, not a single month has an average low temperature of less than 75 degrees F. July is the coolest month of the year, with an average low temperature of 75 degrees F. May, June, August and September have average low temperatures of 77 degrees.
Averages for Bali in September. Weather lowdown. After three months of the same average temperatures in Bali from June to August, the average temperatures in September stay the same as well.The average temperature this month is 27Â°C (81Â°F), the average low is 22Â°C (72Â°F), and the average high is 31Â°C (88Â°F).eptember is the last month of Baliâs âdry seasonâ and as the transition from this season to âwet seasonâ happens, there is less sunshine on average per day compared to the three prior months.