September weather forecastOnamahoka, Namibia

September

Weather in September

September, the first month of the spring in Onamahoka, is still a hot month, with an average temperature ranging between max 34.8°C (94.6°F) and min 17.6°C (63.7°F).

Temperature

As August transitions into September, a subtle temperature shift is observed, with average highs adjusting from 30.8°C (87.4°F) to a still hot 34.8°C (94.6°F). Onamahoka sees a consistent average low-temperature of 17.6°C (63.7°F) in September, indicating a substantial decrease from the day's temperature.

Humidity

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

Rainfall

In Onamahoka, 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 18:49. On the last day of the month, sunrise is at 06:38 and sunset at 18:53 CAT.

Sunshine

August and September, with an average of 10h of sunshine, are months with the most 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 of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 7 in September interprets into the following advice:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

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

Frequently asked questions

In September, the average high-temperature and low-temperature are 34.8°C (94.6°F) and 17.6°C (63.7°F) respectively. In April, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 31°C (87.8°F).

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

In Onamahoka, the average relative humidity in September is 17%.

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

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

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 18:49. On the last day of the month, sunrise is at 06:38 and sunset at 18:53 CAT.

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

In September, the average sunshine duration is 10h.

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

The average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health risk from unsafe 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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
Onamahoka, 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).