September weather forecastDondeiro, Angola

September

Weather in September

The first month of the spring, September, is a tropical month in Dondeiro, Angola, with an average temperature varying between 15.4°C (59.7°F) and 30.1°C (86.2°F).

Temperature

Dondeiro's warmest month, September, generally records average temperatures ranging from a high of 30.1°C (86.2°F) to a low of 15.4°C (59.7°F).

Humidity

The average relative humidity in September in Dondeiro is 37%.

Rainfall

In September, the rain falls for 5.4 days. Throughout September, 13mm (0.51") of precipitation is accumulated. Throughout the year, in Dondeiro, there are 193.2 rainfall days, and 1451mm (57.13") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 2min.
On the first day of the month, sunrise is at 05:55 and sunset at 17:48. On the last day of September, in Dondeiro, sunrise is at 05:35 and sunset at 17:47 WAT.

Sunshine

The month with the most sunshine in Dondeiro is September, with an average of 9.9h of sunshine.

UV index

The months with the highest UV index in Dondeiro are August through October, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the maximum UV index of 6 suggests this advice:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Updated: Jan 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Dondeiro's September weather, marked by an average high temperature of 30.1°C (86.2°F) and an average low temperature of 15.4°C (59.7°F), is the warmest in the year.

In Dondeiro, 30.1°C (86.2°F) is the average high-temperature and 15.4°C (59.7°F) is the average low-temperature during September.

The average relative humidity in September in Dondeiro, Angola, is 37%.

In September, in Dondeiro, Angola, the rain falls for 5.4 days. Throughout September, 13mm (0.51") of precipitation is accumulated.

In September, the average day length is 12h and 2min.

In September, on the first day of the month, sunrise is at 05:55 and sunset at 17:48. On the last day of the month, in Dondeiro, sunrise is at 05:35 and sunset at 17:47 WAT.

September has the most sunshine of the year in Dondeiro, with an average of 9.9h of sunshine.

In September, the average sunshine duration in Dondeiro, Angola, is 9.9h.

August through October, with an average maximum UV index of 6, are months with the highest UV index in Dondeiro.

In September, the average daily maximum UV index in Dondeiro, Angola, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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

28.1°C

30.1°C

29.1°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.6km/h

9.1km/h

8.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

30.2

22.3

6.8

Average UV index

Average cloud cover

22%

Average visibility

10km

9km

Average temperature in September
Dondeiro, Angola

Average high temperature in September: 30.1°C

The warmest month (with the highest average high temperature) is September (30.1°C).
The month with the lowest average high temperature is December (23.2°C).

Average low temperature in September: 15.4°C

The month with the highest average low temperature is October (16.4°C).
The coldest month (with the lowest average low temperature) is June (8.9°C).

Average pressure in September
Dondeiro, Angola

Average pressure in September: 1012.9mbar

The month with the highest atmospheric pressure is June (1017.8mbar).
The month with the lowest atmospheric pressure is October (1012.2mbar).

Average wind speed in September
Dondeiro, Angola

Average wind speed in September: 8.4km/h

The windiest month (with the highest average wind speed) is August (8.5km/h).
The calmest month (with the lowest average wind speed) is March (6.3km/h).

Average humidity in September
Dondeiro, Angola

Average humidity in September: 37%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (29%).

Average rainfall in September
Dondeiro, Angola

Average rainfall in September: 13mm

The wettest month (with the highest rainfall) is December (286mm).
The driest months (with the least rainfall) are June and July (0mm).

Average rainfall days in September
Dondeiro, Angola

Average rainfall days in September: 5.4 days

The month with the highest number of rainy days is December (30.5 days).
The month with the least rainy days is July (0.1 days).

Average daylight in September /
Average sunshine in September
Dondeiro, Angola

Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 24min).

Average sunshine in September: 9h and 54min

The month with the most sunshine is September (Average sunshine: 9h and 54min).
The months with the least sunshine are June and July (Average sunshine: 7h and 42min).

Average sunshine days in September
Dondeiro, Angola

Average sunshine days in September: 22.3 days

The month with the most sunshine days is July (30.9 days).
The month with the least sunshine days is December (0.4 days).

Average UV index in September
Dondeiro, Angola

Average UV index in September: 6

The months with the highest UV index are August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, November and December (UV index 5).