September weather forecastKhanyeng, Botswana
September
Weather in September
As spring arrives in September, a notable change in Khanyeng’s weather is evident. With an increase in high temperatures, reaching up to 29.5°C (85.1°F), the cold evenings of winter begin to disappear. The amount of sunshine is higher, making outdoor activities delightful. While the frequency of windy days remains the same, the speed begins to lower. Increased daylight hours mark the end of winter and the onset of longer days.Temperature
As September sets in Khanyeng, the average high-temperature shows a slight increase, moving up from a moderately hot 24.8°C (76.6°F) in August to a still warm 29.5°C (85.1°F). Compared to daytime temperatures, Khanyeng's temperature drops significantly, averaging a refreshing 15°C (59°F) during the nights of September.Humidity
In Khanyeng, the average relative humidity in September is 21%.Rainfall
In Khanyeng, in September, during 1.8 rainfall days, 3mm (0.12") of precipitation is typically accumulated. Throughout the year, in Khanyeng, there are 54.4 rainfall days, and 161mm (6.34") of precipitation is accumulated.Daylight
In September, the average length of the day in Khanyeng is 11h and 57min.On the first day of the month, sunrise is at 06:41 and sunset at 18:17. On the last day of September, sunrise is at 06:10 and sunset at 18:29 CAT.
Sunshine
In Khanyeng, the average sunshine in September is 9.9h.UV index
In Khanyeng, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 6 in September translates into this advice:
Fend off overexposure. Sun protection is vital. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Khanyeng, Botswana
- Average high temperature in September: 29.5°C
The warmest month (with the highest average high temperature) is December (34.4°C).
The month with the lowest average high temperature is July (20.9°C).
- Average low temperature in September: 15°C
The month with the highest average low temperature is January (24.8°C).
The coldest month (with the lowest average low temperature) is July (9.4°C).
Average pressure in September
Khanyeng, Botswana
- Average pressure in September: 1016.7mbar
The month with the highest atmospheric pressure is July (1023.3mbar).
The month with the lowest atmospheric pressure is January (1009.7mbar).
Average wind speed in September
Khanyeng, Botswana
- Average wind speed in September: 17.9km/h
The windiest month (with the highest average wind speed) is October (18km/h).
The calmest month (with the lowest average wind speed) is March (14.2km/h).
Average humidity in September
Khanyeng, Botswana
- Average humidity in September: 21%
The months with the highest relative humidity are February, April and June (37%).
The month with the lowest relative humidity is October (20%).
Average rainfall in September
Khanyeng, Botswana
- Average rainfall in September: 3mm
The wettest month (with the highest rainfall) is February (32mm).
The driest month (with the least rainfall) is August (1mm).
Average rainfall days in September
Khanyeng, Botswana
- Average rainfall days in September: 1.8 days
The month with the highest number of rainy days is February (9.2 days).
The month with the least rainy days is August (0.7 days).
Average daylight in September /
Average sunshine in September
Khanyeng, Botswana
- Average daylight in September: 11h and 54min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in September: 9h and 54min
The month with the most sunshine is November (Average sunshine: 12h and 0min).
The months with the least sunshine are May and June (Average sunshine: 7h and 36min).
Average sunshine days in September
Khanyeng, Botswana
- Average sunshine days in September: 28 days
The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is February (16.6 days).
Average UV index in September
Khanyeng, Botswana
- Average UV index in September: 6
The months with the highest UV index are November and December (UV index 8).
The months with the lowest UV index are May, June, July and August (UV index 5).
Average cloud cover in September
Khanyeng, Botswana
- Average cloud cover in September: 7
The month with the most cloud cover is February (Cloud cover 18).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in September
Khanyeng, Botswana
- 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).
