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
During September and October, Birkenfels registers its lowest temperatures, averaging a high of 20°C (68°F).Humidity
The average relative humidity in September is 68%.Rainfall
January through May, September through December are months with rainfall. September is the first month it rains. Throughout September, in the average 1.1 rainfall days, it receives 1mm (0.04") of precipitation. Throughout the year, there are 24.7 rainfall days, and 42mm (1.65") of precipitation is accumulated.Daylight
In September, the average length of the day in Birkenfels is 11h and 58min.On the first day of September, sunrise is at 07:10 and sunset at 18:51. On the last day of the month, sunrise is at 06:42 and sunset at 18:59 CAT.
Sunshine
The months with the most sunshine are August through December, with an average of 9.9h of sunshine.UV index
The months with the lowest UV index are May through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 5 in September suggests the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
What is the temperature in September?
What is the average humidity in September?
When does it start to rain?
What is the average length of the day in September?
When is the sunrise / sunset in September?
What are the months with the most sunshine?
How many hours of sunshine does Birkenfels have in September?
What are the months with the lowest UV index?
What is the UV index intensity in September in Birkenfels?
Average temperature in September
Birkenfels, Namibia
- Average high temperature in September: 20°C
The warmest month (with the highest average high temperature) is April (23.5°C).
The months with the lowest average high temperature are September and October (20°C).
- Average low temperature in September: 14°C
The month with the highest average low temperature is March (19.3°C).
The coldest months (with the lowest average low temperature) are August and September (14°C).
Average pressure in September
Birkenfels, Namibia
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is July (1018.2mbar).
The month with the lowest atmospheric pressure is February (1011.2mbar).
Average wind speed in September
Birkenfels, Namibia
- Average wind speed in September: 16.9km/h
The windiest month (with the highest average wind speed) is October (17.7km/h).
The calmest month (with the lowest average wind speed) is January (14.3km/h).
Average humidity in September
Birkenfels, Namibia
- Average humidity in September: 68%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is July (54%).
Average rainfall in September
Birkenfels, Namibia
- Average rainfall in September: 1mm
The wettest months (with the highest rainfall) are February and March (10mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in September
Birkenfels, Namibia
- Average rainfall days in September: 1.1 days
The month with the highest number of rainy days is March (5.7 days).
The month with the least rainy days is August (0.2 days).
Average daylight in September /
Average sunshine in September
Birkenfels, 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 months with the most sunshine are August, September, October, November and December (Average sunshine: 9h and 54min).
The month with the least sunshine is April (Average sunshine: 9h and 36min).
Average sunshine days in September
Birkenfels, Namibia
- Average sunshine days in September: 28.6 days
The months with the most sunshine days are July and August (30.5 days).
The month with the least sunshine days is February (22.6 days).
Average UV index in September
Birkenfels, Namibia
- Average UV index in September: 5
The months with the highest UV index are January, February, March and April (UV index 6).
The months with the lowest UV index are May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in September
Birkenfels, Namibia
- Average cloud cover in September: 7
The months with the most cloud cover are January and February (Cloud cover 17).
The months with the least cloud cover are May, June and July (Cloud cover 3).
Average visibility in September
Birkenfels, 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).
