September weather forecast
Oahava, Namibia

September

Weather in September

September, the first month of the spring in Oahava, is still a warm month, with an average temperature fluctuating between 29.2°C (84.6°F) and 12.6°C (54.7°F).

Temperature

Oahava experiences a minor temperature shift with the start of September, with average high-temperatures moving from a moderately hot 25.6°C (78.1°F) in August to a still warm 29.2°C (84.6°F). In September, Oahava endures a notable temperature shift from day to night, with lows averaging at a fresh 12.6°C (54.7°F).

Humidity

September is the least humid month, with an average relative humidity of 20%.

Rainfall

January through May, September through December are months with rainfall. September is the first month it rains. Throughout September, in the average 1.5 rainfall days, it receives 3mm (0.12") of precipitation. In Oahava, during the entire year, the rain falls for 75.2 days and collects up to 233mm (9.17") of precipitation.

Daylight

In Oahava, the average length of the day in September is 11h and 58min.
On the first day of September, sunrise is at 06:52 and sunset at 18:32. On the last day of the month, sunrise is at 06:23 and sunset at 18:41 CAT.

Sunshine

In Oahava, the average sunshine in September is 9.7h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 6 suggests these recommendations:
Deflect overexposure. Sun protection is a necessity. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

Is it hot during September?
The average high-temperature, in September, in Oahava, is 29.2°C (84.6°F), while the average low-temperature is 12.6°C (54.7°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in March is estimated at 29°C (84.2°F).
What is the least humid month?
September is the least humid month, with an average relative humidity of 20%.
What is the average humidity in September?
In September, the average relative humidity is 20%.
When does it start raining?
September is the first month it rains. Throughout September, in the average 1.5 rainfall days, it receives 3mm (0.12") of precipitation.
What is the average length of the day in September?
In Oahava, the average day length in September is 11h and 58min.
When is the sunrise / sunset in September?
On the first day of September, sunrise is at 06:52 and sunset at 18:32. On the last day of the month, sunrise is at 06:23 and sunset at 18:41 CAT.
How many hours of sunshine does Oahava have in September?
In September, the average sunshine duration is 9.7h.
How high is the UV index in September?
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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 - Oahava, Namibia
Average temperature in September
Oahava, Namibia
  • Average high temperature in September: 29.2°C

The warmest month (with the highest average high temperature) is November (31.3°C).
The month with the lowest average high temperature is July (21.3°C).

  • Average low temperature in September: 12.6°C

The month with the highest average low temperature is December (21.2°C).
The coldest month (with the lowest average low temperature) is July (7°C).

Average pressure in September - Oahava, Namibia
Average pressure in September
Oahava, Namibia
  • Average pressure in September: 1016.5mbar

The month with the highest atmospheric pressure is July (1022.4mbar).
The month with the lowest atmospheric pressure is January (1010.3mbar).

Average wind speed in September - Oahava, Namibia
Average wind speed in September
Oahava, Namibia
  • Average wind speed in September: 13.5km/h

The windiest month (with the highest average wind speed) is July (14.4km/h).
The calmest month (with the lowest average wind speed) is March (11.2km/h).

Average humidity in September - Oahava, Namibia
Average humidity in September
Oahava, Namibia
  • Average humidity in September: 20%

The month with the highest relative humidity is February (49%).
The month with the lowest relative humidity is September (20%).

Average rainfall in September - Oahava, Namibia
Average rainfall in September
Oahava, Namibia
  • Average rainfall in September: 3mm

The wettest month (with the highest rainfall) is February (60mm).
The driest months (with the least rainfall) are June, July and August (0mm).

Average rainfall days in September - Oahava, Namibia
Average rainfall days in September
Oahava, Namibia
  • Average rainfall days in September: 1.5 days

The month with the highest number of rainy days is February (14.3 days).
The month with the least rainy days is July (0.2 days).

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

The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is November (Average sunshine: 11h and 36min).
The months with the least sunshine are February and October (Average sunshine: 9h and 24min).

Average sunshine days in September - Oahava, Namibia
Average sunshine days in September
Oahava, Namibia
  • Average sunshine days in September: 27.8 days

The month with the most sunshine days is July (30.8 days).
The month with the least sunshine days is February (12.1 days).

Average UV index in September - Oahava, Namibia
Average UV index in September
Oahava, Namibia
  • Average UV index in September: 6

The months with the highest UV index are January, October, November and December (UV index 7).
The month with the lowest UV index is July (UV index 4).

Average cloud cover in September - Oahava, Namibia
Average cloud cover in September
Oahava, 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 - Oahava, Namibia
Average visibility in September
Oahava, 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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