September weather forecast
Sindara, Gabon

September

Weather in September

As Sindara, Gabon, progresses into September, the weather commences to transition from dry to wet. Average rainfall leaps to 62mm (2.44"), indicating the commencement of the wet season. Despite this, September presents sufficient sunshine hours and moderate wind speed, contributing to the calm and pleasant weather. It is during this month when the UV index maintains a constant average of 6, indicative of the balanced weather conditions. Consequently, as one navigates through the month of September, it is evident that weather in Sindara is displaying signs of a transition from the dry to the wet season.

Temperature

Sindara, Gabon, moving into September, logs an average high-temperature of a still hot 30.7°C (87.3°F), mirroring the temperature of the previous month. September's average low-temperature reading settles at a pleasant 22.2°C (72°F).

Heat index

The average heat index in September is estimated at an extremely hot 40°C (104°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

The average relative humidity in September is 80%.

Rainfall

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

Daylight

In Sindara, Gabon, the average length of the day in September is 12h and 7min.
On the first day of the month, sunrise is at 06:14 and sunset at 18:20. On the last day of September, sunrise is at 06:03 and sunset at 18:10 WAT.

Sunshine

September has the least sunshine of the year in Sindara, with an average of 5.2h of sunshine.

UV index

The months with the lowest UV index in Sindara are March, May through November, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 6 translates into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

Is it hot in Sindara during September?
The average high-temperature, in September, in Sindara, is 30.7°C (87.3°F), while the average low-temperature is 22.2°C (72°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in September is estimated at 40°C (104°F).
What is the average humidity in September in Sindara?
In September, the average relative humidity in Sindara, Gabon, is 80%.
How much does it rain in Sindara in September?
In Sindara, during September, the rain falls for 19.2 days and regularly aggregates up to 62mm (2.44") of precipitation.
What is the average length of the day in September in Sindara?
In Sindara, Gabon, the average day length in September is 12h and 7min.
When are sunrise and sunset in September in Sindara?
On the first day of September in Sindara, Gabon, sunrise is at 06:14 and sunset at 18:20. On the last day of the month, sunrise is at 06:03 and sunset at 18:10 WAT.
What is the month with the least sunshine in Sindara?
The month with the least sunshine is September, with an average of 5.2h of sunshine.
How many hours of sunshine does Sindara have in September?
In Sindara, the average sunshine duration in September is 5.2h.
What is the month with the lowest UV index in Sindara?
March, May through November, with an average maximum UV index of 6, are months with the lowest UV index in Sindara.
What is the UV index reading in September in Sindara?
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 - Sindara, Gabon
Average temperature in September
Sindara, 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 - Sindara, Gabon
Average pressure in September
Sindara, 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 - Sindara, Gabon
Average wind speed in September
Sindara, 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 - Sindara, Gabon
Average humidity in September
Sindara, 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 - Sindara, Gabon
Average rainfall in September
Sindara, 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 - Sindara, Gabon
Average rainfall days in September
Sindara, 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 - Sindara, Gabon
Average daylight in September /
Average sunshine in September
Sindara, 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 - Sindara, Gabon
Average sunshine days in September
Sindara, 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 - Sindara, Gabon
Average UV index in September
Sindara, 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 - Sindara, Gabon
Average cloud cover in September
Sindara, 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 - Sindara, Gabon
Average visibility in September
Sindara, 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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