September weather forecast
Mpo, Congo

September

Weather in September

September, the first month of the spring in Mpo, is still a tropical month, with an average temperature varying between 31.4°C (88.5°F) and 22.7°C (72.9°F).

Temperature

With the arrival of September, Mpo's average high-temperature registers at a still tropical 31.4°C (88.5°F), indicating a subtle variation from the previous month. Mpo encounters a steady low-temperature average of 22.7°C (72.9°F) throughout the month of September.

Heat index

The heat index value for September is calculated to be a blistering 40°C (104°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', gives an indication of how one might feel in terms of heat after considering humidity. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In Mpo, Congo, the average relative humidity in September is 73%.

Rainfall

In Mpo, in September, during 27.5 rainfall days, 130mm (5.12") of precipitation is typically accumulated. Throughout the year, in Mpo, there are 276.3 rainfall days, and 1248mm (49.13") of precipitation is accumulated.

Daylight

The average length of the day in September in Mpo is 12h and 6min.
On the first day of the month, sunrise is at 05:55 and sunset at 17:59. On the last day of September, in Mpo, sunrise is at 05:43 and sunset at 17:51 WAT.

Sunshine

In September, the average sunshine is 8.4h.

UV index

With an average maximum UV index of 6, September is the month with the lowest UV index in Mpo. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 6 in September translates into the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

Is it hot in Mpo during September?
The average high-temperature, in September, in Mpo, is 31.4°C (88.5°F), while the average low-temperature is 22.7°C (72.9°F). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 40°C (104°F).
What is the average humidity in September in Mpo?
In Mpo, the average relative humidity in September is 73%.
How many days does it rain in September in Mpo?
In Mpo, Congo, in September, it is raining for 27.5 days, with typically 130mm (5.12") of accumulated precipitation.
How many hours of daylight does Mpo have in September?
The average day length in September in Mpo is 12h and 6min.
What time are sunrise and sunset in September in Mpo?
In September, on the first day of the month, sunrise is at 05:55 and sunset at 17:59. On the last day of the month, in Mpo, sunrise is at 05:43 and sunset at 17:51 WAT.
How long on average sun shines in September in Mpo?
The average sunshine duration in September in Mpo is 8.4h.
When is the lowest UV index in Mpo?
The month with the lowest UV index is September, with an average maximum UV index of 6.
What is the UV index intensity in September in Mpo?
The average daily maximum UV index in September in Mpo is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
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
Mpo, Congo
  • Average high temperature in September: 31.4°C

The warmest month (with the highest average high temperature) is July (33.3°C).
The month with the lowest average high temperature is November (30°C).

  • Average low temperature in September: 22.7°C

The month with the highest average low temperature is August (23.5°C).
The coldest month (with the lowest average low temperature) is November (22.1°C).

Average pressure in September
Mpo, Congo
  • Average pressure in September: 1011.6mbar

The month with the highest atmospheric pressure is June (1012.1mbar).
The month with the lowest atmospheric pressure is February (1009.3mbar).

Average wind speed in September
Mpo, Congo
  • Average wind speed in September: 6.1km/h

The windiest month (with the highest average wind speed) is August (6.6km/h).
The calmest month (with the lowest average wind speed) is November (5.1km/h).

Average humidity in September
Mpo, Congo
  • Average humidity in September: 73%

The months with the highest relative humidity are October and November (81%).
The month with the lowest relative humidity is July (57%).

Average rainfall in September
Mpo, Congo
  • Average rainfall in September: 130mm

The wettest month (with the highest rainfall) is October (216mm).
The driest month (with the least rainfall) is July (21mm).

Average rainfall days in September
Mpo, Congo
  • Average rainfall days in September: 27.5 days

The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is July (13.2 days).

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

The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is January (Average sunshine: 10h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 36min).

Average sunshine days in September
Mpo, Congo
  • Average sunshine days in September: 1.4 days

The month with the most sunshine days is July (15.9 days).
The month with the least sunshine days is October (0.4 days).

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

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

Average cloud cover in September
Mpo, Congo
  • Average cloud cover in September: 40

The month with the most cloud cover is October (Cloud cover 47).
The months with the least cloud cover are June and July (Cloud cover 27).

Average visibility in September
Mpo, Congo
  • Average visibility in September: 9km

The months with the highest visibility are February, June, July and August (10km).
The months with the lowest visibility are October and November (8km).

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