September weather forecast
Esende, Gabon

September

Weather in September

September, the first month of the spring in Esende, is also a hot month, with an average temperature fluctuating between 22.2°C (72°F) and 30.7°C (87.3°F).

Temperature

With September's arrival, Esende's weather records an average high-temperature of a still hot 30.7°C (87.3°F), marking no difference from August. Esende records an average nighttime low-temperature of 22.2°C (72°F) throughout September.

Heat index

In September, the average heat index is calculated to be a blisteringly hot 40°C (104°F). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
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 impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

The average relative humidity in September is 80%.

Rainfall

In Esende, in September, during 19.2 rainfall days, 62mm (2.44") of precipitation is typically accumulated. In Esende, during the entire year, the rain falls for 263 days and collects up to 1311mm (51.61") of precipitation.

Daylight

In September, the average length of the day is 12h and 7min.
On the first day of the month, sunrise is at 06:18 and sunset at 18:24. On the last day of September, sunrise is at 06:07 and sunset at 18:15 WAT.

Sunshine

The month with the least sunshine is September, with an average of 5.2h of sunshine.

UV index

March, May through November, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 6 in September leads to these recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. 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 holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

How hot is September?
During September, Esende experiences an average high-temperature of 30.7°C (87.3°F) and a low-temperature of 22.2°C (72°F). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 40°C (104°F).
What is the average humidity in September?
In Esende, the average relative humidity in September is 80%.
How many days does it rain in September?
In September, the rain falls for 19.2 days. Throughout September, 62mm (2.44") of precipitation is accumulated.
What is the average length of the day in September?
In September, the average day length is 12h and 7min.
When is the sunrise / sunset in September?
On the first day of September, sunrise is at 06:18 and sunset at 18:24. On the last day of the month, sunrise is at 06:07 and sunset at 18:15 WAT.
What is the month with the least sunshine?
The month with the least sunshine is September, with an average of 5.2h of sunshine.
How long on average sun shines in September in Esende?
The average sunshine duration in September is 5.2h.
What are the months with the lowest UV index?
The months with the lowest UV index in Esende are March, May through November, with an average maximum UV index of 6.
How high is the UV index in September?
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Esende, Gabon
  • Average high temperature in September: 30.7°C

The warmest month (with the highest average high temperature) is March (32.6°C).
The months with the lowest average high temperature are June and October (30.1°C).

  • Average low temperature in September: 22.2°C

The month with the highest average low temperature is February (23.4°C).
The coldest month (with the lowest average low temperature) is July (20.8°C).

Average pressure in September
Esende, Gabon
  • Average pressure in September: 1013mbar

The month with the highest atmospheric pressure is July (1014.1mbar).
The months with the lowest atmospheric pressure are February and March (1010.1mbar).

Average wind speed in September
Esende, Gabon
  • Average wind speed in September: 6km/h

The windiest month (with the highest average wind speed) is August (6.6km/h).
The calmest months (with the lowest average wind speed) are April and May (4.2km/h).

Average humidity in September
Esende, Gabon
  • Average humidity in September: 80%

The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is August (72%).

Average rainfall in September
Esende, Gabon
  • Average rainfall in September: 62mm

The wettest months (with the highest rainfall) are October and November (197mm).
The driest month (with the least rainfall) is July (10mm).

Average rainfall days in September
Esende, Gabon
  • Average rainfall days in September: 19.2 days

The month with the highest number of rainy days is October (28.3 days).
The month with the least rainy days is July (7.5 days).

Average daylight in September /
Average sunshine in September
Esende, Gabon
  • Average daylight in September: 12h and 1min

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

  • Average sunshine in September: 5h and 1min

The month with the most sunshine is February (Average sunshine: 7h and 48min).
The month with the least sunshine is September (Average sunshine: 5h and 12min).

Average sunshine days in September
Esende, Gabon
  • Average sunshine days in September: 7.8 days

The month with the most sunshine days is July (19.9 days).
The month with the least sunshine days is October (2 days).

Average UV index in September
Esende, Gabon
  • Average UV index in September: 6

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

Average cloud cover in September
Esende, Gabon
  • Average cloud cover in September: 71

The month with the most cloud cover is October (Cloud cover 75).
The month with the least cloud cover is February (Cloud cover 53).

Average visibility in September
Esende, Gabon
  • Average visibility in September: 8km

The month with the highest visibility is August (10km).
The month with the lowest visibility is November (5km).

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