September weather forecastMonomeith, Australia
September
Weather in September
The first month of the spring, September, is also a moderate month in Monomeith, Australia, with temperature in the range of an average low of 7.5°C (45.5°F) and an average high of 15.9°C (60.6°F).Temperature
The onset of September manifests an average high-temperature of a still refreshing 15.9°C (60.6°F), demonstrating a minor variation from the preceding month. September in Monomeith sees the temperature falling to a mean low of 7.5°C (45.5°F).Humidity
In Monomeith, the average relative humidity in September is 75%.Rainfall
In Monomeith, Australia, in September, it is raining for 17.7 days, with typically 53mm (2.09") of accumulated precipitation. Throughout the year, there are 177.7 rainfall days, and 571mm (22.48") of precipitation is accumulated.Daylight
In Monomeith, Australia, the average length of the day in September is 11h and 50min.On the first day of September in Monomeith, sunrise is at 6:39 am and sunset at 5:56 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 6:21 pm AEST.
Sunshine
In Monomeith, the average sunshine in September is 7h.UV index
May through September, with an average maximum UV index of 3, are months with the lowest UV index in Monomeith, Australia. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 3 in September transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. It's recommended to limit sun exposure when its radiation is at its peak during midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Monomeith, Australia
- Average high temperature in September: 15.9°C
The warmest month (with the highest average high temperature) is January (25.3°C).
The month with the lowest average high temperature is July (12.7°C).
- Average low temperature in September: 7.5°C
The month with the highest average low temperature is February (14.2°C).
The coldest month (with the lowest average low temperature) is August (6.6°C).
Average pressure in September
Monomeith, Australia
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is June (1021.1mbar).
The month with the lowest atmospheric pressure is January (1012.5mbar).
Average wind speed in September
Monomeith, Australia
- Average wind speed in September: 12.1km/h
The windiest month (with the highest average wind speed) is August (12.9km/h).
The calmest month (with the lowest average wind speed) is April (9.8km/h).
Average humidity in September
Monomeith, Australia
- Average humidity in September: 75%
The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is January (66%).
Average rainfall in September
Monomeith, Australia
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is August (60mm).
The driest months (with the least rainfall) are February and March (40mm).
Average rainfall days in September
Monomeith, Australia
- Average rainfall days in September: 17.7 days
The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is February (10 days).
Average daylight in September /
Average sunshine in September
Monomeith, Australia
- Average daylight in September: 11h and 48min
The month with the longest days is December (Average daylight: 14h and 48min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in September: 7h and 0min
The month with the most sunshine is December (Average sunshine: 9h and 36min).
The months with the least sunshine are May, July and August (Average sunshine: 6h and 18min).
Average sunshine days in September
Monomeith, Australia
- Average sunshine days in September: 10.7 days
The month with the most sunshine days is January (16.4 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in September
Monomeith, Australia
- Average UV index in September: 3
The months with the highest UV index are January, February, March, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover in September
Monomeith, Australia
- Average cloud cover in September: 47
The month with the most cloud cover is July (Cloud cover 52).
The month with the least cloud cover is January (Cloud cover 32).
Average visibility in September
Monomeith, Australia
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





