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
The average high-temperature during September registers at a still pleasant 21.8°C (71.2°F), closely corresponding to the preceding month. September brings an average low-temperature of 14.5°C (58.1°F) to Aus.Humidity
The average relative humidity in September is 56%.Rainfall
September is the last month it rains. During 1.4 rainfall days, in September, Aus aggregates 1mm (0.04") of precipitation. Throughout the year, there are 18 rainfall days, and 33mm (1.3") of precipitation is accumulated.Daylight
In Aus, the average length of the day in September is 11h and 56min.On the first day of September, sunrise is at 07:07 and sunset at 18:42. On the last day of the month, sunrise is at 06:34 and sunset at 18:54 CAT.
Sunshine
In Aus, the average sunshine in September is 9.8h.UV index
The months with the highest UV index are January through April, September through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 6 suggests this advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the last month it rains?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Aus have in September?
When is the highest UV index?
What is the UV index reading in September?
Average temperature in September
Aus, Namibia
- Average high temperature in September: 21.8°C
The warmest month (with the highest average high temperature) is March (26.3°C).
The month with the lowest average high temperature is August (20.6°C).
- Average low temperature in September: 14.5°C
The month with the highest average low temperature is February (19.6°C).
The coldest month (with the lowest average low temperature) is August (13.3°C).
Average pressure in September
Aus, Namibia
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is February (1011.6mbar).
Average wind speed in September
Aus, Namibia
- Average wind speed in September: 19.7km/h
The windiest month (with the highest average wind speed) is December (22.6km/h).
The calmest month (with the lowest average wind speed) is May (13.5km/h).
Average humidity in September
Aus, Namibia
- Average humidity in September: 56%
The month with the highest relative humidity is January (63%).
The month with the lowest relative humidity is July (50%).
Average rainfall in September
Aus, Namibia
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is March (7mm).
The driest month (with the least rainfall) is October (0mm).
Average rainfall days in September
Aus, Namibia
- Average rainfall days in September: 1.4 days
The month with the highest number of rainy days is March (3.3 days).
The month with the least rainy days is August (0.3 days).
Average daylight in September /
Average sunshine in September
Aus, Namibia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is December (Average sunshine: 10h and 54min).
The month with the least sunshine is June (Average sunshine: 9h and 30min).
Average sunshine days in September
Aus, Namibia
- Average sunshine days in September: 28.2 days
The month with the most sunshine days is August (29.9 days).
The month with the least sunshine days is February (25.8 days).
Average UV index in September
Aus, Namibia
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, September, October, November and December (UV index 6).
The months with the lowest UV index are May, June, July and August (UV index 5).
Average cloud cover in September
Aus, Namibia
- Average cloud cover in September: 7
The month with the most cloud cover is October (Cloud cover 8).
The month with the least cloud cover is December (Cloud cover 4).
Average visibility in September
Aus, Namibia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
