September weather forecast
Boukoumoukongo, Congo

September

Weather in September

September, the first month of the spring in Boukoumoukongo, is still a tropical month, with an average temperature ranging between max 32.3°C (90.1°F) and min 22.3°C (72.1°F).

Temperature

Boukoumoukongo registers the highest average temperatures during the month of September, with peaks of 32.3°C (90.1°F) and lows of 22.3°C (72.1°F).

Heat index

September's average heat index is calculated to be a sweltering 39°C (102.2°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold great significance to children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In September, the average relative humidity in Boukoumoukongo, Congo, is 64%.

Rainfall

In Boukoumoukongo, during September, the rain falls for 12 days and regularly aggregates up to 18mm (0.71") of precipitation. Throughout the year, there are 228.5 rainfall days, and 1086mm (42.76") of precipitation is accumulated.

Daylight

In Boukoumoukongo, the average length of the day in September is 12h and 5min.
On the first day of the month, sunrise is at 06:06 and sunset at 18:08. On the last day of September, in Boukoumoukongo, sunrise is at 05:53 and sunset at 18:02 WAT.

Sunshine

In September, the average sunshine in Boukoumoukongo, Congo, is 8h.

UV index

March, April, August and September, with an average maximum UV index of 7, are months with the highest UV index in Boukoumoukongo. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 7 in September translates into the following instructions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

What is the warmest month in Boukoumoukongo?
Boukoumoukongo registers the average highest temperatures during September, with peaks of 32.3°C (90.1°F) and lows of 22.3°C (72.1°F).
How hot is it in Boukoumoukongo in September?
The average high-temperature and low-temperature during September are 32.3°C (90.1°F) and 22.3°C (72.1°F) respectively. In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 39°C (102.2°F).
What is the average humidity in September in Boukoumoukongo?
The average relative humidity in September in Boukoumoukongo, Congo, is 64%.
How many days does it rain in September in Boukoumoukongo?
In Boukoumoukongo, Congo, in September, it is raining for 12 days, with typically 18mm (0.71") of accumulated precipitation.
What is the average length of the day in September in Boukoumoukongo?
The average day length in September in Boukoumoukongo, Congo, is 12h and 5min.
What time are sunrise and sunset in September in Boukoumoukongo?
In September, on the first day of the month, sunrise is at 06:06 and sunset at 18:08. On the last day of the month, in Boukoumoukongo, sunrise is at 05:53 and sunset at 18:02 WAT.
How many hours of sunshine does Boukoumoukongo have in September?
The average sunshine duration in September in Boukoumoukongo is 8h.
What is the month with the highest UV index in Boukoumoukongo?
The months with the highest UV index in Boukoumoukongo, Congo, are March, April, August and September, with an average maximum UV index of 7.
How high is the UV index in September in Boukoumoukongo?
In Boukoumoukongo, Congo, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health risk 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 - Boukoumoukongo, Congo
Average temperature in September
Boukoumoukongo, Congo
  • Average high temperature in September: 32.3°C

The warmest month (with the highest average high temperature) is September (32.3°C).
The month with the lowest average high temperature is December (29.7°C).

  • Average low temperature in September: 22.3°C

The month with the highest average low temperature is October (22.6°C).
The coldest month (with the lowest average low temperature) is July (19.6°C).

Average pressure in September - Boukoumoukongo, Congo
Average pressure in September
Boukoumoukongo, Congo
  • Average pressure in September: 1013mbar

The month with the highest atmospheric pressure is July (1014.2mbar).
The month with the lowest atmospheric pressure is February (1010.5mbar).

Average wind speed in September - Boukoumoukongo, Congo
Average wind speed in September
Boukoumoukongo, Congo
  • Average wind speed in September: 8.5km/h

The windiest months (with the highest average wind speed) are August and September (8.5km/h).
The calmest months (with the lowest average wind speed) are April and May (4.2km/h).

Average humidity in September - Boukoumoukongo, Congo
Average humidity in September
Boukoumoukongo, Congo
  • Average humidity in September: 64%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (63%).

Average rainfall in September - Boukoumoukongo, Congo
Average rainfall in September
Boukoumoukongo, Congo
  • Average rainfall in September: 18mm

The wettest month (with the highest rainfall) is November (190mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in September - Boukoumoukongo, Congo
Average rainfall days in September
Boukoumoukongo, Congo
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is January (27.8 days).
The month with the least rainy days is July (2.2 days).

Average daylight in September / Average sunshine in September - Boukoumoukongo, Congo
Average daylight in September /
Average sunshine in September
Boukoumoukongo, 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: 8h and 0min

The month with the most sunshine is July (Average sunshine: 8h and 48min).
The month with the least sunshine is October (Average sunshine: 5h and 42min).

Average sunshine days in September - Boukoumoukongo, Congo
Average sunshine days in September
Boukoumoukongo, Congo
  • Average sunshine days in September: 13.4 days

The month with the most sunshine days is July (26.2 days).
The month with the least sunshine days is January (2.3 days).

Average UV index in September - Boukoumoukongo, Congo
Average UV index in September
Boukoumoukongo, Congo
  • Average UV index in September: 7

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

Average cloud cover in September - Boukoumoukongo, Congo
Average cloud cover in September
Boukoumoukongo, Congo
  • Average cloud cover in September: 48

The months with the most cloud cover are October and November (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September - Boukoumoukongo, Congo
Average visibility in September
Boukoumoukongo, 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 January, February, March, April, May, November and December (7km).

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