September weather forecast
Mussulo, Angola

September

Weather in September

Heading into the spring, September brings a slow rise in temperatures and daylight hours in Mussulo. This month sees a notable increase in rainfall, averaging 13mm (0.51"), yet the sunshine persists. This weather harmony continues to entice visitors, making it an ideal time for outdoor pursuits. Cloud cover begins to increase but it does not hinder the city's sunny charm. Consistent pressure levels suggest stable weather patterns, a bonus for those planning their travels.

Temperature

September's average high-temperature stands at a still warm 26.4°C (79.5°F), showing little deviation from August's 25.5°C (77.9°F). An average low-temperature of 21.5°C (70.7°F) characterizes Mussulo's September nights.

Humidity

The average relative humidity in September is 80%.

Rainfall

In Mussulo, in September, it is raining for 10.4 days, with typically 13mm (0.51") of accumulated precipitation. In Mussulo, during the entire year, the rain falls for 164.3 days and collects up to 483mm (19.02") of precipitation.

Daylight

The average length of the day in September in Mussulo is 12h and 4min.
On the first day of September, sunrise is at 06:09 and sunset at 18:06. On the last day of the month, sunrise is at 05:52 and sunset at 18:03 WAT.

Sunshine

In September, the average sunshine in Mussulo is 8.4h.

UV index

The months with the lowest UV index are May through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

What are the temperatures in Mussulo in September?
The average high-temperature and low-temperature in Mussulo during September are 26.4°C (79.5°F) and 21.5°C (70.7°F) respectively. In May, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is estimated at 36°C (96.8°F).
What is the average humidity in September in Mussulo?
In September, the average relative humidity in Mussulo is 80%.
How much does it rain in Mussulo in September?
In Mussulo, Angola, in September, it is raining for 10.4 days, with typically 13mm (0.51") of accumulated precipitation.
What is the average length of the day in September in Mussulo?
In September, the average day length in Mussulo, Angola, is 12h and 4min.
When are sunrise and sunset in September in Mussulo?
On the first day of September in Mussulo, Angola, sunrise is at 06:09 and sunset at 18:06. On the last day of the month, sunrise is at 05:52 and sunset at 18:03 WAT.
How many hours of sunshine does Mussulo have in September?
In September, the average sunshine duration in Mussulo is 8.4h.
What are the months with the lowest UV index in Mussulo?
The months with the lowest UV index in Mussulo are May through September, with an average maximum UV index of 6.
What is the UV index reading in September in Mussulo?
The average daily maximum UV index in September in Mussulo is 6. A UV Index estimate of 6 to 7 represents 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 - Mussulo, Angola
Average temperature in September
Mussulo, Angola
  • Average high temperature in September: 26.4°C

The warmest month (with the highest average high temperature) is March (30.4°C).
The month with the lowest average high temperature is August (25.5°C).

  • Average low temperature in September: 21.5°C

The month with the highest average low temperature is March (25.4°C).
The coldest month (with the lowest average low temperature) is July (19.9°C).

Average pressure in September - Mussulo, Angola
Average pressure in September
Mussulo, Angola
  • Average pressure in September: 1013.3mbar

The month with the highest atmospheric pressure is July (1014.4mbar).
The months with the lowest atmospheric pressure are February and March (1010mbar).

Average wind speed in September - Mussulo, Angola
Average wind speed in September
Mussulo, Angola
  • Average wind speed in September: 10.6km/h

The windiest month (with the highest average wind speed) is October (11.5km/h).
The calmest months (with the lowest average wind speed) are January, April and December (9.5km/h).

Average humidity in September - Mussulo, Angola
Average humidity in September
Mussulo, Angola
  • Average humidity in September: 80%

The month with the highest relative humidity is May (83%).
The month with the lowest relative humidity is February (78%).

Average rainfall in September - Mussulo, Angola
Average rainfall in September
Mussulo, Angola
  • Average rainfall in September: 13mm

The wettest month (with the highest rainfall) is April (75mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in September - Mussulo, Angola
Average rainfall days in September
Mussulo, Angola
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is October (21 days).
The month with the least rainy days is June (3.3 days).

Average daylight in September / Average sunshine in September - Mussulo, Angola
Average daylight in September /
Average sunshine in September
Mussulo, Angola
  • Average daylight in September: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 36min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 0min).
The month with the least sunshine is May (Average sunshine: 7h and 12min).

Average sunshine days in September - Mussulo, Angola
Average sunshine days in September
Mussulo, Angola
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is July (26 days).
The month with the least sunshine days is October (6.4 days).

Average UV index in September - Mussulo, Angola
Average UV index in September
Mussulo, Angola
  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April, October, November and December (UV index 7).
The months with the lowest UV index are May, June, July, August and September (UV index 6).

Average cloud cover in September - Mussulo, Angola
Average cloud cover in September
Mussulo, Angola
  • Average cloud cover in September: 49

The month with the most cloud cover is October (Cloud cover 60).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in September - Mussulo, Angola
Average visibility in September
Mussulo, Angola
  • 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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