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 Otjondeka, the average high-temperature in September slightly increases from 30.8°C (87.4°F) in August to a still hot 34.6°C (94.3°F). Otjondeka's average nighttime temperature descends significantly from the day's peak in September, settling at a refreshing 17.2°C (63°F).Humidity
The least humid month is September, with an average relative humidity of 18%.Rainfall
January through April, September through December are months with rainfall. September is the first month it rains. Throughout September, in the average 0.9 rainfall days, it receives 1mm (0.04") of precipitation. In Otjondeka, during the entire year, the rain falls for 100.8 days and collects up to 379mm (14.92") of precipitation.Daylight
The average length of the day in September is 12h and 0min.On the first day of the month, sunrise is at 07:10 and sunset at 18:55. On the last day of September, in Otjondeka, sunrise is at 06:45 and sunset at 19:00 CAT.
Sunshine
The months with the most sunshine are August and September, with an average of 10h of sunshine.UV index
January, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, a daily maximum UV index of 7 leads to the following instructions:
Guard against overexposure. Protection from sun-induced harm is essential. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the least humid month?
What is the average humidity in September?
When does it start raining?
What is the average length of the day in September?
When are sunrise and sunset in September?
What is the month with the most sunshine?
How long on average sun shines in September?
When is the highest UV index?
How high is the UV index in September?
Average temperature in September
Otjondeka, Namibia
- Average high temperature in September: 34.6°C
The warmest month (with the highest average high temperature) is October (35.7°C).
The month with the lowest average high temperature is June (26.7°C).
- Average low temperature in September: 17.2°C
The month with the highest average low temperature is November (23.3°C).
The coldest month (with the lowest average low temperature) is July (11.3°C).
Average pressure in September
Otjondeka, Namibia
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is July (1018.5mbar).
The month with the lowest atmospheric pressure is December (1009.5mbar).
Average wind speed in September
Otjondeka, Namibia
- Average wind speed in September: 12.6km/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 (9.4km/h).
Average humidity in September
Otjondeka, Namibia
- Average humidity in September: 18%
The month with the highest relative humidity is March (55%).
The month with the lowest relative humidity is September (18%).
Average rainfall in September
Otjondeka, Namibia
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is January (83mm).
The driest months (with the least rainfall) are May, June, July and August (0mm).
Average rainfall days in September
Otjondeka, Namibia
- Average rainfall days in September: 0.9 days
The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is July (0 days).
Average daylight in September /
Average sunshine in September
Otjondeka, Namibia
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 0min).
- Average sunshine in September: 10h and 0min
The months with the most sunshine are August and September (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 9h and 12min).
Average sunshine days in September
Otjondeka, Namibia
- Average sunshine days in September: 28.6 days
The month with the most sunshine days is July (31 days).
The month with the least sunshine days is March (10 days).
Average UV index in September
Otjondeka, Namibia
- Average UV index in September: 7
The months with the highest UV index are January, September, October, November and December (UV index 7).
The months with the lowest UV index are June and July (UV index 5).
Average cloud cover in September
Otjondeka, Namibia
- Average cloud cover in September: 4
The month with the most cloud cover is March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 1).
Average visibility in September
Otjondeka, 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).
