September weather forecastChila, Angola

September

Weather in September

September, the first month of the spring in Chila, is still a hot month, with temperature in the range of an average high of 31.5°C (88.7°F) and an average low of 16.2°C (61.2°F).

Temperature

September is Chila's warmest month, registering average high temperatures of 31.5°C (88.7°F) and lows of 16.2°C (61.2°F).

Heat index

The average heat index in September is computed to be a torrid 35°C (95°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

The average relative humidity in September is 57%.

Rainfall

In Chila, in September, during 9.3 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, there are 198 rainfall days, and 1143mm (45") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 2min.
On the first day of the month, sunrise is at 06:05 and sunset at 17:58. On the last day of September, sunrise is at 05:45 and sunset at 17:57 WAT.

Sunshine

The month with the most sunshine is September, with an average of 9.4h of sunshine.

UV index

May, July through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.

Updated: Jun 12, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

September, noted for its average high-temperature of 31.5°C (88.7°F) and an average low-temperature of 16.2°C (61.2°F), is considered the warmest month.

The high-temperature, in September, in Chila, is 31.5°C (88.7°F), while the low-temperature averages to 16.2°C (61.2°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 35°C (95°F).

In Chila, the average relative humidity in September is 57%.

In Chila, during September, the rain falls for 9.3 days and regularly aggregates up to 25mm (0.98") of precipitation.

The average day length in September is 12h and 2min.

On the first day of September, sunrise is at 06:05 and sunset at 17:58. On the last day of the month, sunrise is at 05:45 and sunset at 17:57 WAT.

September has the most sunshine of the year, with an average of 9.4h of sunshine.

The average sunshine duration in September in Chila, Angola, is 9.4h.

The months with the highest UV index are May, July through September, with an average maximum UV index of 6.

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes 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

31.3°C

31.5°C

28.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.5km/h

6.5km/h

6.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

29.3

17.1

2.9

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Chila, Angola

Average high temperature in September: 31.5°C

The warmest month (with the highest average high temperature) is September (31.5°C).
The month with the lowest average high temperature is December (24.2°C).

Average low temperature in September: 16.2°C

The month with the highest average low temperature is October (17°C).
The coldest month (with the lowest average low temperature) is June (11.8°C).

Average pressure in September
Chila, Angola

Average pressure in September: 1013.4mbar

The month with the highest atmospheric pressure is June (1015.9mbar).
The month with the lowest atmospheric pressure is November (1012.1mbar).

Average wind speed in September
Chila, Angola

Average wind speed in September: 6km/h

The windiest months (with the highest average wind speed) are June and July (6.9km/h).
The calmest month (with the lowest average wind speed) is November (5.1km/h).

Average humidity in September
Chila, Angola

Average humidity in September: 57%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is July (41%).

Average rainfall in September
Chila, Angola

Average rainfall in September: 25mm

The wettest month (with the highest rainfall) is November (208mm).
The driest months (with the least rainfall) are June and July (0mm).

Average rainfall days in September
Chila, Angola

Average rainfall days in September: 9.3 days

The month with the highest number of rainy days is November (28.8 days).
The months with the least rainy days are June and July (0.1 days).

Average daylight in September /
Average sunshine in September
Chila, 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 24min

The month with the most sunshine is September (Average sunshine: 9h and 24min).
The month with the least sunshine is April (Average sunshine: 7h and 0min).

Average sunshine days in September
Chila, Angola

Average sunshine days in September: 17.1 days

The month with the most sunshine days is July (30.9 days).
The month with the least sunshine days is November (0.7 days).

Average UV index in September
Chila, Angola

Average UV index in September: 6

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