September weather forecast
Boueni, Mayotte

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Weather in September

September in Boueni is known for its gradual yet discernable transition to wetter months. A unique blend of warmth and rains characterises this month as temperatures remain comfortably high. The skies display an artistic play of colours as the cloud cover slowly begins to increase. The rainfall in September slightly goes up from 6mm (0.24") to 4mm (0.16"), hinting at the onset of the rainy season. Gradually, the ease from the dry summer months meshes with the gentle beginnings of a wetter season.

Temperature

August and September bring Boueni's lowest average temperatures, reaching a high of 25.4°C (77.7°F).

Humidity

The average relative humidity in September is 74%.

Rainfall

The month with the least rainfall is September, when the rain falls for 6.3 days and typically collects 4mm (0.16") of precipitation.

Daylight

The average length of the day in September is 12h and 2min.
On the first day of September in Boueni, sunrise is at 06:03 and sunset at 17:55. On the last day of the month, sunrise is at 05:43 and sunset at 17:55 EAT.

Sunshine

In September, the average sunshine is 8.9h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index in Boueni are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 7 in September translates into this advice:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

What time of the year is the coldest in Boueni?

During August and September, Boueni experiences its coldest period, with an average high-temperature of 25.4°C (77.7°F).

What are the temperatures in Boueni in September?

The high-temperature, in September, in Boueni, records 25.4°C (77.7°F), while the low-temperature is 25°C (77°F). In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is computed to be 32°C (89.6°F).

What is the average humidity in September in Boueni?

The average relative humidity in September in Boueni, Mayotte, is 74%.

What is the driest month in Boueni?

September is the month with the least rainfall. Rain falls for 6.3 days and accumulates 4mm (0.16") of precipitation.

How many days does it rain in September in Boueni?

In Boueni, in September, during 6.3 rainfall days, 4mm (0.16") of precipitation is typically accumulated.

How many hours of daylight does Boueni have in September?

In September, the average day length is 12h and 2min.

When is the sunrise / sunset in September in Boueni?

In September, on the first day of the month, sunrise is at 06:03 and sunset at 17:55. On the last day of the month, in Boueni, Mayotte, sunrise is at 05:43 and sunset at 17:55 EAT.

How long on average sun shines in September in Boueni?

The average sunshine duration in September in Boueni, Mayotte, is 8.9h.

What are the months with the highest UV index in Boueni?

The months with the highest UV index are January through December, with an average maximum UV index of 7.

What are the months with the lowest UV index in Boueni?

The months with the lowest UV index in Boueni, Mayotte, are January through December, with an average maximum UV index of 7.

How high is the UV index in September in Boueni?

In Boueni, Mayotte, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation.

Average temperature in September
Boueni, Mayotte

Average temperature in September - Boueni, Mayotte
  • Average high temperature in September: 25.4°C

The warmest months (with the highest average high temperature) are March and April (28.9°C).
The months with the lowest average high temperature are August and September (25.4°C).

  • Average low temperature in September: 25°C

The months with the highest average low temperature are February and March (28°C).
The coldest month (with the lowest average low temperature) is August (24.6°C).

Average pressure in September
Boueni, Mayotte

Average pressure in September - Boueni, Mayotte
  • Average pressure in September: 1016.2mbar

The month with the highest atmospheric pressure is August (1016.8mbar).
The month with the lowest atmospheric pressure is February (1010mbar).

Average wind speed in September
Boueni, Mayotte

Average wind speed in September - Boueni, Mayotte
  • Average wind speed in September: 10.7km/h

The windiest month (with the highest average wind speed) is July (21km/h).
The calmest month (with the lowest average wind speed) is September (10.7km/h).

Average humidity in September
Boueni, Mayotte

Average humidity in September - Boueni, Mayotte
  • Average humidity in September: 74%

The months with the highest relative humidity are January, October and November (76%).
The month with the lowest relative humidity is July (71%).

Average rainfall in September
Boueni, Mayotte

Average rainfall in September - Boueni, Mayotte
  • Average rainfall in September: 4mm

The wettest month (with the highest rainfall) is January (230mm).
The driest month (with the least rainfall) is September (4mm).

Average rainfall days in September
Boueni, Mayotte

Average rainfall days in September - Boueni, Mayotte
  • Average rainfall days in September: 6.3 days

The month with the highest number of rainy days is January (25.5 days).
The month with the least rainy days is August (5.3 days).

Average daylight in September /
Average sunshine in September
Boueni, Mayotte

Average daylight in September / Average sunshine in September - Boueni, Mayotte
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 24min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is December (Average sunshine: 10h and 42min).
The month with the least sunshine is April (Average sunshine: 6h and 54min).

Average sunshine days in September
Boueni, Mayotte

Average sunshine days in September - Boueni, Mayotte
  • Average sunshine days in September: 21 days

The month with the most sunshine days is August (22.6 days).
The month with the least sunshine days is January (3.7 days).

Average UV index in September
Boueni, Mayotte

Average UV index in September - Boueni, Mayotte
  • Average UV index in September: 7

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

Average cloud cover in September
Boueni, Mayotte

Average cloud cover in September - Boueni, Mayotte
  • Average cloud cover in September: 20

The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 16).

Average visibility in September
Boueni, Mayotte

Average visibility in September - Boueni, Mayotte
  • Average visibility in September: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

Boueni, Mayotte

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