September weather forecast
Tsandi, Namibia

September

Weather in September

The first month of the spring, September, is still a tropical month in Tsandi, Namibia, with an average temperature varying between 17.2°C (63°F) and 34.6°C (94.3°F).

Temperature

As Tsandi enters September, the average high-temperature marginally increases from the 30.8°C (87.4°F) of August to a still tropical 34.6°C (94.3°F). Tsandi witnesses a consistent, sharp contrast from the daytime highs, with an average low-temperature of 17.2°C (63°F) throughout September.

Humidity

The least humid month is September, with an average relative humidity of 18%.

Rainfall

January through April, September through December are months with rainfall. September is the first month it rains. Throughout September, in the average 0.9 rainfall days, it receives 1mm (0.04") of precipitation. In Tsandi, during the entire year, the rain falls for 100.8 days and collects up to 379mm (14.92") of precipitation.

Daylight

The average length of the day in September is 12h and 0min.
On the first day of September, sunrise is at 07:07 and sunset at 18:53. On the last day of the month, sunrise is at 06:42 and sunset at 18:57 CAT.

Sunshine

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

UV index

The months with the highest UV index are January, September through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: A typical high UV index of 7 in September suggests the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. 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. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

How hot is it in September?
The average high-temperature, in September, in Tsandi, is 34.6°C (94.3°F), while the average low-temperature is 17.2°C (63°F). In April, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is calculated to be 31°C (87.8°F).
What is the least humid month?
The least humid month in Tsandi is September, with an average relative humidity of 18%.
What is the average humidity in September in Tsandi?
The average relative humidity in September is 18%.
When does it start to rain?
September is the first month it rains. Throughout September, in the average 0.9 rainfall days, it receives 1mm (0.04") of precipitation.
How many hours of daylight does Tsandi have in September?
In September, the average day length is 12h and 0min.
When are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 07:07 and sunset at 18:53. On the last day of the month, sunrise is at 06:42 and sunset at 18:57 CAT.
What is the month with the most sunshine?
The months with the most sunshine are August and September, with an average of 10h of sunshine.
How long on average sun shines in September?
In September, the average sunshine duration is 10h.
What are the months with the highest UV index in Tsandi?
January, September through December, with an average maximum UV index of 7, are months with the highest UV index.
How high is the UV index in September?
The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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
Tsandi, Namibia
  • Average high temperature in September: 34.6°C

The warmest month (with the highest average high temperature) is October (35.7°C).
The month with the lowest average high temperature is June (26.7°C).

  • Average low temperature in September: 17.2°C

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

Average pressure in September
Tsandi, Namibia
  • Average pressure in September: 1012.7mbar

The month with the highest atmospheric pressure is July (1018.5mbar).
The month with the lowest atmospheric pressure is December (1009.5mbar).

Average wind speed in September
Tsandi, Namibia
  • Average wind speed in September: 12.6km/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 (9.4km/h).

Average humidity in September
Tsandi, Namibia
  • Average humidity in September: 18%

The month with the highest relative humidity is March (55%).
The month with the lowest relative humidity is September (18%).

Average rainfall in September
Tsandi, Namibia
  • Average rainfall in September: 1mm

The wettest month (with the highest rainfall) is January (83mm).
The driest months (with the least rainfall) are May, June, July and August (0mm).

Average rainfall days in September
Tsandi, Namibia
  • Average rainfall days in September: 0.9 days

The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is July (0 days).

Average daylight in September /
Average sunshine in September
Tsandi, 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: 9h and 12min).

Average sunshine days in September
Tsandi, Namibia
  • Average sunshine days in September: 28.6 days

The month with the most sunshine days is July (31 days).
The month with the least sunshine days is March (10 days).

Average UV index in September
Tsandi, 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
Tsandi, Namibia
  • Average cloud cover in September: 4

The month with the most cloud cover is March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 1).

Average visibility in September
Tsandi, 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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