September weather forecast
Okondomba, Namibia

September

Weather in September

The first month of the spring, September, is a hot month in Okondomba, Namibia, with temperature in the range of an average low of 15.5°C (59.9°F) and an average high of 30.7°C (87.3°F).

Temperature

September signifies a subtle uplift in the average high-temperature, adjusting from a moderately hot 26.9°C (80.4°F) in August to a hot 30.7°C (87.3°F). Okondomba anticipates a considerable drop in temperature at night in September, with an average low of 15.5°C (59.9°F).

Humidity

September is the least humid month, with an average relative humidity of 21%.

Rainfall

Months with rainfall are January through May, September through December. September is the first month it rains. Throughout September, in the average 2.2 rainfall days, it receives 2mm (0.08") of precipitation. Throughout the year, there are 79.5 rainfall days, and 272mm (10.71") of precipitation is accumulated.

Daylight

In September, the average length of the day is 11h and 59min.
On the first day of September, sunrise is at 07:07 and sunset at 18:50. On the last day of the month, sunrise is at 06:40 and sunset at 18:57 CAT.

Sunshine

The average sunshine in September is 9.9h.

UV index

In Okondomba, Namibia, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: A maximum high UV index of 6 in September translates into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

Is it hot during September?
The average high-temperature and low-temperature during September are 30.7°C (87.3°F) and 15.5°C (59.9°F) respectively. In April, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 28°C (82.4°F).
What is the least humid month?
September is the least humid month, with an average relative humidity of 21%.
What is the average humidity in September?
In Okondomba, the average relative humidity in September is 21%.
When does it start to rain?
September is the first month it rains. Throughout September, in the average 2.2 rainfall days, it receives 2mm (0.08") of precipitation.
What is the average length of the day in September in Okondomba?
In September, the average day length is 11h and 59min.
When are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 07:07 and sunset at 18:50. On the last day of the month, sunrise is at 06:40 and sunset at 18:57 CAT.
How many hours of sunshine does Okondomba have in September?
In September, the average sunshine duration is 9.9h.
What is the UV index reading in September?
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Okondomba, Namibia
  • Average high temperature in September: 30.7°C

The warmest month (with the highest average high temperature) is October (32.4°C).
The month with the lowest average high temperature is June (23.6°C).

  • Average low temperature in September: 15.5°C

The month with the highest average low temperature is December (20.1°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).

Average pressure in September
Okondomba, Namibia
  • Average pressure in September: 1014.9mbar

The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is January (1010.9mbar).

Average wind speed in September
Okondomba, Namibia
  • Average wind speed in September: 11km/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 (9km/h).

Average humidity in September
Okondomba, Namibia
  • Average humidity in September: 21%

The month with the highest relative humidity is March (51%).
The month with the lowest relative humidity is September (21%).

Average rainfall in September
Okondomba, Namibia
  • Average rainfall in September: 2mm

The wettest month (with the highest rainfall) is February (82mm).
The driest months (with the least rainfall) are June, July and August (0mm).

Average rainfall days in September
Okondomba, Namibia
  • Average rainfall days in September: 2.2 days

The month with the highest number of rainy days is February (15.5 days).
The month with the least rainy days is July (0 days).

Average daylight in September /
Average sunshine in September
Okondomba, Namibia
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 9h and 30min).

Average sunshine days in September
Okondomba, Namibia
  • Average sunshine days in September: 27 days

The month with the most sunshine days is July (31 days).
The month with the least sunshine days is February (10.9 days).

Average UV index in September
Okondomba, Namibia
  • Average UV index in September: 6

The months with the highest UV index are January, October, November and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 5).

Average cloud cover in September
Okondomba, Namibia
  • Average cloud cover in September: 5

The month with the most cloud cover is February (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 1).

Average visibility in September
Okondomba, 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).

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