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
A subtle rise in the average high-temperature is observed during September, adjusting from an agreeable 22.9°C (73.2°F) in August to a warm 26.5°C (79.7°F). September nights bring a significant cooling from the heat of the day, with averages of 12.6°C (54.7°F).Humidity
In September, the average relative humidity is 31%.Rainfall
June through September are months with the least rain when the rain falls for 1.5 days and typically aggregates up to 1mm (0.04") of rain.Daylight
In Haib, Namibia, the average length of the day in September is 11h and 56min.On the first day of the month, sunrise is at 07:00 and sunset at 18:33. On the last day of September, in Haib, sunrise is at 06:26 and sunset at 18:47 CAT.
Sunshine
The average sunshine in September is 9.9h.UV index
The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: During September, 6 as the daily maximum UV index converts into the following advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Haib have in September?
How high is the UV index in September?
Average temperature in September
Haib, Namibia
- Average high temperature in September: 26.5°C
The warmest month (with the highest average high temperature) is January (34.4°C).
The month with the lowest average high temperature is June (20.8°C).
- Average low temperature in September: 12.6°C
The month with the highest average low temperature is February (21.3°C).
The coldest month (with the lowest average low temperature) is July (9.1°C).
Average pressure in September
Haib, Namibia
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is July (1021.9mbar).
The months with the lowest atmospheric pressure are January and February (1011.2mbar).
Average wind speed in September
Haib, Namibia
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is December (12.2km/h).
The calmest month (with the lowest average wind speed) is May (9.7km/h).
Average humidity in September
Haib, Namibia
- Average humidity in September: 31%
The month with the highest relative humidity is June (41%).
The month with the lowest relative humidity is November (29%).
Average rainfall in September
Haib, Namibia
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is February (14mm).
The driest months (with the least rainfall) are June, July, August and September (1mm).
Average rainfall days in September
Haib, Namibia
- Average rainfall days in September: 1.5 days
The month with the highest number of rainy days is February (5.7 days).
The month with the least rainy days is November (0.9 days).
Average daylight in September /
Average sunshine in September
Haib, Namibia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is December (Average sunshine: 12h and 12min).
The months with the least sunshine are April, May and June (Average sunshine: 9h and 36min).
Average sunshine days in September
Haib, Namibia
- Average sunshine days in September: 27.7 days
The month with the most sunshine days is July (29.4 days).
The month with the least sunshine days is February (20.3 days).
Average UV index in September
Haib, Namibia
- Average UV index in September: 6
The months with the highest UV index are January, February, March, November and December (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 5).
Average cloud cover in September
Haib, Namibia
- Average cloud cover in September: 7
The months with the most cloud cover are February and April (Cloud cover 9).
The months with the least cloud cover are July, August and December (Cloud cover 5).
Average visibility in September
Haib, 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).
