September weather forecastOnathinge, Namibia

September

Weather in September

September, the first month of the spring in Onathinge, is still a hot month, with temperature in the range of an average high of 34.8°C (94.6°F) and an average low of 17.6°C (63.7°F).

Temperature

September's arrival coincides with a marginal rise in the average high-temperature, moving from August's hot 30.8°C (87.4°F) to a still tropical 34.8°C (94.6°F). Throughout September, Onathinge notes a dramatic plunge from the daily high to an average low-temperature of 17.6°C (63.7°F).

Humidity

September is the least humid month, with an average relative humidity of 17%.

Rainfall

In Onathinge, rain does not fall in May through September.

Daylight

The average length of the day in September is 12h and 0min.
On the first day of September, sunrise is at 07:02 and sunset at 18:48. On the last day of the month, sunrise is at 06:37 and sunset at 18:52 CAT.

Sunshine

The months with the most sunshine are August and September, with an average of 10h of sunshine.

UV index

January, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 7 in September converts into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature and low-temperature during September are 34.8°C (94.6°F) and 17.6°C (63.7°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in April is estimated at 31°C (87.8°F).

The least humid month is September, with an average relative humidity of 17%.

The average relative humidity in September is 17%.

In Onathinge, rain does not fall in May through September.

In Onathinge, Namibia, in September, it doesn't rain. In October, it rains.

In Onathinge, the average day length in September is 12h and 0min.

In September, on the first day of the month, sunrise is at 07:02 and sunset at 18:48. On the last day of the month, sunrise is at 06:37 and sunset at 18:52 CAT.

The months with the most sunshine are August and September, with an average of 10h of sunshine.

In September, the average sunshine duration is 10h.

The months with the highest UV index are January, September through December, with an average maximum UV index of 7.

In September, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

30.8°C

34.8°C

35.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.6km/h

13.7km/h

14km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

29.5

24.3

Average UV index

Average cloud cover

12%

Average visibility

10km

Average temperature in September
Onathinge, Namibia

Average high temperature in September: 34.8°C

The warmest month (with the highest average high temperature) is October (35.8°C).
The month with the lowest average high temperature is June (26.7°C).

Average low temperature in September: 17.6°C

The month with the highest average low temperature is December (23.3°C).
The coldest month (with the lowest average low temperature) is July (11.3°C).

Average pressure in September
Onathinge, Namibia

Average pressure in September: 1012.7mbar

The month with the highest atmospheric pressure is July (1018.7mbar).
The months with the lowest atmospheric pressure are January and December (1009.4mbar).

Average wind speed in September
Onathinge, Namibia

Average wind speed in September: 12.9km/h

The windiest month (with the highest average wind speed) is July (13.4km/h).
The calmest month (with the lowest average wind speed) is February (9.6km/h).

Average humidity in September
Onathinge, Namibia

Average humidity in September: 17%

The month with the highest relative humidity is March (55%).
The month with the lowest relative humidity is September (17%).

Average rainfall in September
Onathinge, Namibia

Average rainfall in September: 0mm

The wettest month (with the highest rainfall) is January (62mm).
The driest months (with the least rainfall) are May, June, July, August and September (0mm).

Average rainfall days in September
Onathinge, Namibia

Average rainfall days in September: 0.5 days

The month with the highest number of rainy days is March (17.5 days).
The months with the least rainy days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Onathinge, Namibia

Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).

Average sunshine in September: 10h and 0min

The months with the most sunshine are August and September (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 8h and 54min).

Average sunshine days in September
Onathinge, Namibia

Average sunshine days in September: 29.5 days

The months with the most sunshine days are July and August (31 days).
The month with the least sunshine days is February (11.2 days).

Average UV index in September
Onathinge, Namibia

Average UV index in September: 7

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

Average cloud cover in September
Onathinge, Namibia

Average cloud cover in September: 4

The months with the most cloud cover are January, February and March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 1).

Average visibility in September
Onathinge, 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).