September weather forecast
Sounda, Congo

September

Weather in September

September, the first month of the spring in Sounda, is still a tropical month, with an average temperature fluctuating between 21.4°C (70.5°F) and 30.4°C (86.7°F).

Temperature

During September, Sounda records an average high-temperature of a still tropical 30.4°C (86.7°F), marking a slight divergence from August's 30.1°C (86.2°F). Nighttime temperatures in Sounda hover around an average low of 21.4°C (70.5°F) in September.

Heat index

In September, the heat index is appraised at a torrid 36°C (96.8°F). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Consider that heat index readings are for situations in the shade and light wind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In September, the average relative humidity is 71%.

Rainfall

In Sounda, during September, the rain falls for 11.7 days and regularly aggregates up to 17mm (0.67") of precipitation. In Sounda, during the entire year, the rain falls for 247.1 days and collects up to 1446mm (56.93") of precipitation.

Daylight

In Sounda, the average length of the day in September is 12h and 5min.
On the first day of September, sunrise is at 06:10 and sunset at 18:12. On the last day of the month, sunrise is at 05:57 and sunset at 18:05 WAT.

Sunshine

The average sunshine in September in Sounda, Congo, is 7.1h.

UV index

The months with the lowest UV index in Sounda are January through March, May through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 6 during September translates into the following directions:
Deflect overexposure. Sun protection is a necessity. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

How hot is September in Sounda?
In September, in Sounda, the average high-temperature is 30.4°C (86.7°F), and the average low-temperature is 21.4°C (70.5°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 36°C (96.8°F).
What is the average humidity in September in Sounda?
The average relative humidity in September in Sounda, Congo, is 71%.
How many days does it rain in September in Sounda?
In September, in Sounda, the rain falls for 11.7 days. Throughout September, 17mm (0.67") of precipitation is accumulated.
How many hours of daylight does Sounda have in September?
In September, the average day length in Sounda, Congo, is 12h and 5min.
What time are sunrise and sunset in September in Sounda?
In September, on the first day of the month, sunrise is at 06:10 and sunset at 18:12. On the last day of the month, sunrise is at 05:57 and sunset at 18:05 WAT.
How long on average sun shines in September in Sounda?
In Sounda, Congo, the average sunshine duration in September is 7.1h.
What are the months with the lowest UV index in Sounda?
The months with the lowest UV index in Sounda, Congo, are January through March, May through December, with an average maximum UV index of 6.
What is the UV index intensity in September in Sounda?
The average daily maximum UV index in September in Sounda, Congo, is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to 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
Sounda, Congo
  • Average high temperature in September: 30.4°C

The warmest month (with the highest average high temperature) is March (31.2°C).
The months with the lowest average high temperature are November and December (29.5°C).

  • Average low temperature in September: 21.4°C

The months with the highest average low temperature are February, March and April (22.4°C).
The coldest month (with the lowest average low temperature) is July (18.9°C).

Average pressure in September
Sounda, Congo
  • Average pressure in September: 1013.2mbar

The month with the highest atmospheric pressure is July (1014.4mbar).
The month with the lowest atmospheric pressure is February (1010.4mbar).

Average wind speed in September
Sounda, Congo
  • 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 April (4.4km/h).

Average humidity in September
Sounda, Congo
  • Average humidity in September: 71%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (70%).

Average rainfall in September
Sounda, Congo
  • Average rainfall in September: 17mm

The wettest month (with the highest rainfall) is November (223mm).
The driest month (with the least rainfall) is July (2mm).

Average rainfall days in September
Sounda, Congo
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is January (29.5 days).
The month with the least rainy days is July (3.7 days).

Average daylight in September /
Average sunshine in September
Sounda, Congo
  • Average daylight in September: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 54min).

  • Average sunshine in September: 7h and 1min

The month with the most sunshine is July (Average sunshine: 8h and 24min).
The month with the least sunshine is October (Average sunshine: 5h and 36min).

Average sunshine days in September
Sounda, Congo
  • Average sunshine days in September: 10.1 days

The month with the most sunshine days is July (23 days).
The month with the least sunshine days is November (0.6 days).

Average UV index in September
Sounda, Congo
  • Average UV index in September: 6

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

Average cloud cover in September
Sounda, Congo
  • Average cloud cover in September: 57

The month with the most cloud cover is October (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 40).

Average visibility in September
Sounda, Congo
  • Average visibility in September: 10km

The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are April and December (6km).

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