September weather forecast
Epoma, Congo

September

Weather in September

September, the first month of the autumn in Epoma, is still a tropical month, with an average temperature varying between 30.5°C (86.9°F) and 21.8°C (71.2°F).

Temperature

September brings an average high-temperature of a still hot 30.5°C (86.9°F), nearly identical to the preceding month. In September, the recorded average low-temperature is a pleasant 21.8°C (71.2°F).

Heat index

In September, the average heat index is computed to be an extremely hot 40°C (104°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. 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.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

In Epoma, the average relative humidity in September is 81%.

Rainfall

In September, the rain falls for 27.2 days. Throughout September, 132mm (5.2") of precipitation is accumulated. In Epoma, during the entire year, the rain falls for 270.9 days and collects up to 1169mm (46.02") of precipitation.

Daylight

In Epoma, the average length of the day in September is 12h and 7min.
On the first day of September, sunrise is at 05:54 and sunset at 18:01. On the last day of the month, sunrise is at 05:44 and sunset at 17:51 WAT.

Sunshine

In September, the average sunshine is 7.9h.

UV index

August through October, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index, 6 during September, leads to the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

How hot is September?
The high-temperature, in September, in Epoma, records 30.5°C (86.9°F), while the low-temperature is 21.8°C (71.2°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in September is computed to be 40°C (104°F).
What is the average humidity in September?
In Epoma, the average relative humidity in September is 81%.
How many days does it rain in September?
In Epoma, in September, it is raining for 27.2 days, with typically 132mm (5.2") of accumulated precipitation.
How many hours of daylight does Epoma have in September?
The average day length in September is 12h and 7min.
What time are sunrise and sunset in September?
On the first day of September, sunrise is at 05:54 and sunset at 18:01. On the last day of the month, sunrise is at 05:44 and sunset at 17:51 WAT.
How long on average sun shines in September?
In Epoma, the average sunshine duration in September is 7.9h.
When is the lowest UV index?
August through October, with an average maximum UV index of 6, are months with the lowest UV index.
How high is the UV index in September?
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes 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 - Epoma, Congo
Average temperature in September
Epoma, Congo
  • Average high temperature in September: 30.5°C

The warmest month (with the highest average high temperature) is January (34.3°C).
The month with the lowest average high temperature is October (30.1°C).

  • Average low temperature in September: 21.8°C

The month with the highest average low temperature is February (23.1°C).
The coldest month (with the lowest average low temperature) is October (21.5°C).

Average pressure in September - Epoma, Congo
Average pressure in September
Epoma, Congo
  • Average pressure in September: 1011.8mbar

The month with the highest atmospheric pressure is July (1012.3mbar).
The month with the lowest atmospheric pressure is February (1009mbar).

Average wind speed in September - Epoma, Congo
Average wind speed in September
Epoma, Congo
  • Average wind speed in September: 5km/h

The windiest month (with the highest average wind speed) is August (5.4km/h).
The calmest month (with the lowest average wind speed) is November (4.1km/h).

Average humidity in September - Epoma, Congo
Average humidity in September
Epoma, Congo
  • Average humidity in September: 81%

The month with the highest relative humidity is October (85%).
The month with the lowest relative humidity is January (63%).

Average rainfall in September - Epoma, Congo
Average rainfall in September
Epoma, Congo
  • Average rainfall in September: 132mm

The wettest month (with the highest rainfall) is October (182mm).
The driest month (with the least rainfall) is January (33mm).

Average rainfall days in September - Epoma, Congo
Average rainfall days in September
Epoma, Congo
  • Average rainfall days in September: 27.2 days

The month with the highest number of rainy days is October (28.7 days).
The month with the least rainy days is January (14.2 days).

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

The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 6min).

  • Average sunshine in September: 7h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is October (Average sunshine: 7h and 12min).

Average sunshine days in September - Epoma, Congo
Average sunshine days in September
Epoma, Congo
  • Average sunshine days in September: 1.9 days

The month with the most sunshine days is January (14.6 days).
The month with the least sunshine days is October (1.5 days).

Average UV index in September - Epoma, Congo
Average UV index in September
Epoma, Congo
  • Average UV index in September: 6

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

Average cloud cover in September - Epoma, Congo
Average cloud cover in September
Epoma, Congo
  • Average cloud cover in September: 45

The month with the most cloud cover is October (Cloud cover 53).
The month with the least cloud cover is January (Cloud cover 26).

Average visibility in September - Epoma, Congo
Average visibility in September
Epoma, Congo
  • Average visibility in September: 8km

The months with the highest visibility are January and July (10km).
The month with the lowest visibility is October (7km).

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