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
Weather in September
Temperature
September's onset in Usakos, Namibia, brings a subtle temperature rise, moving from a warm 26.9°C (80.4°F) in August to a hot 30.7°C (87.3°F). A noticeable downturn in temperature characterizes the September nights, averaging at a refreshing 15.5°C (59.9°F).Humidity
The least humid month in Usakos is September, with an average relative humidity of 21%.Rainfall
January through May, September through December are months with rainfall in Usakos. September is the first month it rains. Throughout September, in the average 2.2 rainfall days, it receives 2mm (0.08") of precipitation. Throughout the year, in Usakos, there are 79.5 rainfall days, and 272mm (10.71") of precipitation is accumulated.Daylight
The average length of the day in September is 11h and 59min.On the first day of the month, sunrise is at 07:06 and sunset at 18:48. On the last day of September, in Usakos, sunrise is at 06:38 and sunset at 18:56 CAT.
Sunshine
The average sunshine in September in Usakos, Namibia, is 9.9h.UV index
In Usakos, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 6 during September translates into the following directions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
How hot is September in Usakos?
What is the least humid month in Usakos?
What is the average humidity in September in Usakos?
When does it start raining in Usakos?
What is the average length of the day in September in Usakos?
When is the sunrise / sunset in September in Usakos?
How many hours of sunshine does Usakos have in September?
What is the UV index reading in September in Usakos?
Average temperature in September
Usakos, Namibia
- Average high temperature in September: 30.7°C
The warmest month (with the highest average high temperature) is October (32.4°C).
The month with the lowest average high temperature is June (23.6°C).
- Average low temperature in September: 15.5°C
The month with the highest average low temperature is December (20.1°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in September
Usakos, Namibia
- Average pressure in September: 1014.9mbar
The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is January (1010.9mbar).
Average wind speed in September
Usakos, Namibia
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is July (13.1km/h).
The calmest month (with the lowest average wind speed) is February (9km/h).
Average humidity in September
Usakos, Namibia
- Average humidity in September: 21%
The month with the highest relative humidity is March (51%).
The month with the lowest relative humidity is September (21%).
Average rainfall in September
Usakos, Namibia
- Average rainfall in September: 2mm
The wettest month (with the highest rainfall) is February (82mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in September
Usakos, Namibia
- Average rainfall days in September: 2.2 days
The month with the highest number of rainy days is February (15.5 days).
The month with the least rainy days is July (0 days).
Average daylight in September /
Average sunshine in September
Usakos, Namibia
- 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 48min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 9h and 30min).
Average sunshine days in September
Usakos, Namibia
- Average sunshine days in September: 27 days
The month with the most sunshine days is July (31 days).
The month with the least sunshine days is February (10.9 days).
Average UV index in September
Usakos, Namibia
- Average UV index in September: 6
The months with the highest UV index are January, October, November and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 5).
Average cloud cover in September
Usakos, Namibia
- Average cloud cover in September: 5
The month with the most cloud cover is February (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 1).
Average visibility in September
Usakos, 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).
Usakos, Namibia
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