Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
In September, the meteorological conditions subtly change with the average high-temperature edging from 23.5°C (74.3°F) in August to a still warm 26.5°C (79.7°F). Keppel Sands, during the nights of September, experiences an average temperature drop to a mild 14.6°C (58.3°F).Humidity
September is the least humid month in Keppel Sands, with an average relative humidity of 68%.Rainfall
September is the month with the least rainfall in Keppel Sands. Rain falls for 6.6 days and accumulates 10mm (0.39") of precipitation.Daylight
The average length of the day in September is 11h and 58min.On the first day of the month, sunrise is at 6:07 am and sunset at 5:46 pm. On the last day of September, sunrise is at 5:38 am and sunset at 5:55 pm AEST.
Sunshine
The average sunshine in September is 8.2h.UV index
The months with the highest UV index are January through March, September through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 6 in September translates into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Keppel Sands in September?
What is the least humid month?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Keppel Sands have in September?
What are the months with the highest UV index?
What is the UV index reading in September?
Average temperature in September
Keppel Sands, Australia
- Average high temperature in September: 26.5°C
The warmest month (with the highest average high temperature) is December (31.1°C).
The month with the lowest average high temperature is July (21.4°C).
- Average low temperature in September: 14.6°C
The month with the highest average low temperature is January (22.1°C).
The coldest month (with the lowest average low temperature) is July (11.7°C).
Average pressure in September
Keppel Sands, Australia
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is July (1020mbar).
The month with the lowest atmospheric pressure is January (1010mbar).
Average wind speed in September
Keppel Sands, Australia
- Average wind speed in September: 10.1km/h
The windiest month (with the highest average wind speed) is January (12.5km/h).
The calmest month (with the lowest average wind speed) is August (9.2km/h).
Average humidity in September
Keppel Sands, Australia
- Average humidity in September: 68%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is September (68%).
Average rainfall in September
Keppel Sands, Australia
- Average rainfall in September: 10mm
The wettest month (with the highest rainfall) is January (66mm).
The driest month (with the least rainfall) is September (10mm).
Average rainfall days in September
Keppel Sands, Australia
- Average rainfall days in September: 6.6 days
The month with the highest number of rainy days is January (14.8 days).
The month with the least rainy days is September (6.6 days).
Average daylight in September /
Average sunshine in September
Keppel Sands, Australia
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is November (Average sunshine: 10h and 24min).
The month with the least sunshine is June (Average sunshine: 6h and 18min).
Average sunshine days in September
Keppel Sands, Australia
- Average sunshine days in September: 19.5 days
The month with the most sunshine days is August (22 days).
The month with the least sunshine days is February (11.8 days).
Average UV index in September
Keppel Sands, Australia
- Average UV index in September: 6
The months with the highest UV index are January, February, March, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July and August (UV index 5).
Average cloud cover in September
Keppel Sands, Australia
- Average cloud cover in September: 23
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Keppel Sands, 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).
