September weather forecast
Belle Esperance, Guadeloupe

September

Weather in September

September, the first month of the autumn in Belle Esperance, is also a moderately hot month, with an average temperature fluctuating between 29°C (84.2°F) and 27.5°C (81.5°F).

Temperature

The shift into September finds Belle Esperance at an average high-temperature of a still warm 29°C (84.2°F), closely comparable to August's conditions. Nighttime, during September, brings an average low of 27.5°C (81.5°F), a modest reduction from the day's peak.

Heat index

For most parts of September, the heat index is appraised at a tropical 34°C (93.2°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Belle Esperance, in September, during 22 rainfall days, 103mm (4.06") of precipitation is typically accumulated. In Belle Esperance, during the entire year, the rain falls for 261.2 days and collects up to 839mm (33.03") of precipitation.

Daylight

In September, the average length of the day in Belle Esperance is 12h and 13min.
On the first day of the month, sunrise is at 05:52 and sunset at 18:18. On the last day of September, sunrise is at 05:55 and sunset at 17:55 AST.

Sunshine

The average sunshine in September is 10h.

UV index

The months with the highest UV index in Belle Esperance are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 7 during September morphs into the following directions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

How hot is September in Belle Esperance?
During September, Belle Esperance experiences an average high-temperature of 29°C (84.2°F) and a low-temperature of 27.5°C (81.5°F). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 34°C (93.2°F).
What is the average humidity in September in Belle Esperance?
In September, the average relative humidity is 76%.
How many days does it rain in September in Belle Esperance?
In Belle Esperance, in September, during 22 rainfall days, 103mm (4.06") of precipitation is typically accumulated.
What is the average length of the day in September in Belle Esperance?
In Belle Esperance, the average day length in September is 12h and 13min.
What time are sunrise and sunset in September in Belle Esperance?
On the first day of September, sunrise is at 05:52 and sunset at 18:18. On the last day of the month, sunrise is at 05:55 and sunset at 17:55 AST.
How many hours of sunshine does Belle Esperance have in September?
In September, the average sunshine duration is 10h.
When is the highest UV index in Belle Esperance?
The months with the highest UV index in Belle Esperance are January through December, with an average maximum UV index of 7.
What is the month with the lowest UV index in Belle Esperance?
January through December, with an average maximum UV index of 7, are months with the lowest UV index in Belle Esperance.
What is the UV index reading in September in Belle Esperance?
In Belle Esperance, Guadeloupe, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health threat from 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
Belle Esperance, Guadeloupe
  • Average high temperature in September: 29°C

The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is March (26.3°C).

  • Average low temperature in September: 27.5°C

The month with the highest average low temperature is September (27.5°C).
The coldest month (with the lowest average low temperature) is February (24.8°C).

Average pressure in September
Belle Esperance, Guadeloupe
  • Average pressure in September: 1013.1mbar

The month with the highest atmospheric pressure is June (1016mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).

Average wind speed in September
Belle Esperance, Guadeloupe
  • Average wind speed in September: 18.9km/h

The windiest month (with the highest average wind speed) is July (24km/h).
The calmest month (with the lowest average wind speed) is October (18.1km/h).

Average humidity in September
Belle Esperance, Guadeloupe
  • Average humidity in September: 76%

The months with the highest relative humidity are May, July, August and November (77%).
The months with the lowest relative humidity are January, February and March (75%).

Average rainfall in September
Belle Esperance, Guadeloupe
  • Average rainfall in September: 103mm

The wettest month (with the highest rainfall) is August (119mm).
The driest month (with the least rainfall) is February (31mm).

Average rainfall days in September
Belle Esperance, Guadeloupe
  • Average rainfall days in September: 22 days

The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is March (16.9 days).

Average daylight in September /
Average sunshine in September
Belle Esperance, Guadeloupe
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).

  • Average sunshine in September: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in September
Belle Esperance, Guadeloupe
  • Average sunshine days in September: 4.9 days

The month with the most sunshine days is March (9.3 days).
The month with the least sunshine days is July (0.7 days).

Average UV index in September
Belle Esperance, Guadeloupe
  • 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
Belle Esperance, Guadeloupe
  • Average cloud cover in September: 39

The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is February (Cloud cover 35).

Average visibility in September
Belle Esperance, Guadeloupe
  • Average visibility in September: 10km

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

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