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
As Seeis enters September, the average high-temperature marginally increases from the a warm 23.6°C (74.5°F) of August to a still moderately hot 27.5°C (81.5°F). Seeis reports a considerable drop from daytime temperatures in September, recording an average nighttime figure of 12.3°C (54.1°F).Humidity
With an average relative humidity of 19%, September is the least humid month.Rainfall
Months with rainfall are January through May, September through December. September is the first month it rains. Throughout September, in the average 1.7 rainfall days, it receives 2mm (0.08") of precipitation. Throughout the year, there are 78 rainfall days, and 298mm (11.73") of precipitation is accumulated.Daylight
In September, the average length of the day is 11h and 58min.On the first day of September, sunrise is at 06:59 and sunset at 18:39. On the last day of the month, sunrise is at 06:30 and sunset at 18:48 CAT.
Sunshine
In Seeis, the average sunshine in September is 9.8h.UV index
In September, the average daily maximum UV index in Seeis is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The average daily UV index of 5 in September transforms into the following instructions:
Undertake precautions - Guarding against sun damage is counselled. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the least humid month?
What is the average humidity in September?
When does it start to rain?
How many hours of daylight does Seeis have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Seeis, Namibia
- Average high temperature in September: 27.5°C
The warmest month (with the highest average high temperature) is October (29.5°C).
The month with the lowest average high temperature is July (19.7°C).
- Average low temperature in September: 12.3°C
The month with the highest average low temperature is December (18.8°C).
The coldest month (with the lowest average low temperature) is July (5.6°C).
Average pressure in September
Seeis, Namibia
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is July (1021.7mbar).
The month with the lowest atmospheric pressure is January (1010.7mbar).
Average wind speed in September
Seeis, Namibia
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is October (12.7km/h).
The calmest month (with the lowest average wind speed) is March (9.7km/h).
Average humidity in September
Seeis, Namibia
- Average humidity in September: 19%
The month with the highest relative humidity is March (53%).
The month with the lowest relative humidity is September (19%).
Average rainfall in September
Seeis, Namibia
- Average rainfall in September: 2mm
The wettest month (with the highest rainfall) is February (93mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in September
Seeis, Namibia
- Average rainfall days in September: 1.7 days
The month with the highest number of rainy days is February (15.1 days).
The month with the least rainy days is June (0.2 days).
Average daylight in September /
Average sunshine in September
Seeis, 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 November (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 9h and 18min).
Average sunshine days in September
Seeis, Namibia
- Average sunshine days in September: 27.9 days
The month with the most sunshine days is July (30.7 days).
The month with the least sunshine days is February (11 days).
Average UV index in September
Seeis, Namibia
- Average UV index in September: 5
The months with the highest UV index are January, February, October, November and December (UV index 6).
The months with the lowest UV index are June and July (UV index 4).
Average cloud cover in September
Seeis, Namibia
- Average cloud cover in September: 7
The month with the most cloud cover is February (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 2).
Average visibility in September
Seeis, 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).
