September weather forecast
Aguas Claras, Cuba

September

Weather in September

The first month of the autumn, September, is still a tropical month in Aguas Claras, Cuba, with temperature in the range of an average low of 23.1°C (73.6°F) and an average high of 32.4°C (90.3°F).

Temperature

The weather during September records an average high-temperature of a still hot 32.4°C (90.3°F), closely mirroring the preceding month. Throughout the month of September, Aguas Claras reports a steady low-temperature average of 23.1°C (73.6°F).

Heat index

September's mean heat index is estimated at a burning hot 46°C (114.8°F). Keep alert: Heat cramps and heat exhaustion are probable. Heatstroke is a potential danger with continued physical activity.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. 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 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Aguas Claras, during September, the rain falls for 14.2 days and regularly aggregates up to 37mm (1.46") of precipitation. In Aguas Claras, during the entire year, the rain falls for 150.7 days and collects up to 261mm (10.28") of precipitation.

Daylight

In Aguas Claras, the average length of the day in September is 12h and 16min.
On the first day of September, sunrise is at 06:48 and sunset at 19:20. On the last day of the month, sunrise is at 06:56 and sunset at 18:53 CDT.

Sunshine

In September, the average sunshine is 10.9h.

UV index

The months with the highest UV index are April through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, an average UV index of 7 transforms into the following instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. 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. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

How hot does it get in September?
The high-temperature, in September, in Aguas Claras, is 32.4°C (90.3°F), while the low-temperature averages to 23.1°C (73.6°F). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 46°C (114.8°F).
What is the average humidity in September?
The average relative humidity in September is 80%.
How much does it rain in September?
In Aguas Claras, in September, during 14.2 rainfall days, 37mm (1.46") of precipitation is typically accumulated.
What is the average length of the day in September in Aguas Claras?
In Aguas Claras, the average day length in September is 12h and 16min.
When is the sunrise / sunset in September?
In September, on the first day of the month, sunrise is at 06:48 and sunset at 19:20. On the last day of the month, sunrise is at 06:56 and sunset at 18:53 CDT.
How long on average sun shines in September?
In September, the average sunshine duration is 10.9h.
When is the highest UV index?
The months with the highest UV index are April through September, with an average maximum UV index of 7.
What is the UV index intensity in September in Aguas Claras?
The average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 - Aguas Claras, Cuba
Average temperature in September
Aguas Claras, Cuba
  • Average high temperature in September: 32.4°C

The warmest month (with the highest average high temperature) is August (33.6°C).
The month with the lowest average high temperature is January (28°C).

  • Average low temperature in September: 23.1°C

The month with the highest average low temperature is August (23.6°C).
The coldest month (with the lowest average low temperature) is January (19.5°C).

Average pressure in September - Aguas Claras, Cuba
Average pressure in September
Aguas Claras, Cuba
  • Average pressure in September: 1013mbar

The month with the highest atmospheric pressure is January (1017mbar).
The month with the lowest atmospheric pressure is October (1012.3mbar).

Average wind speed in September - Aguas Claras, Cuba
Average wind speed in September
Aguas Claras, Cuba
  • Average wind speed in September: 7.8km/h

The windiest months (with the highest average wind speed) are February and March (10.1km/h).
The calmest month (with the lowest average wind speed) is October (7.6km/h).

Average humidity in September - Aguas Claras, Cuba
Average humidity in September
Aguas Claras, Cuba
  • Average humidity in September: 80%

The months with the highest relative humidity are October and November (83%).
The month with the lowest relative humidity is March (72%).

Average rainfall in September - Aguas Claras, Cuba
Average rainfall in September
Aguas Claras, Cuba
  • Average rainfall in September: 37mm

The wettest month (with the highest rainfall) is October (38mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in September - Aguas Claras, Cuba
Average rainfall days in September
Aguas Claras, Cuba
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is October (17.9 days).
The month with the least rainy days is February (7 days).

Average daylight in September / Average sunshine in September - Aguas Claras, Cuba
Average daylight in September /
Average sunshine in September
Aguas Claras, Cuba
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in September: 10h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

Average sunshine days in September - Aguas Claras, Cuba
Average sunshine days in September
Aguas Claras, Cuba
  • Average sunshine days in September: 12.7 days

The month with the most sunshine days is December (17.5 days).
The month with the least sunshine days is October (9.2 days).

Average UV index in September - Aguas Claras, Cuba
Average UV index in September
Aguas Claras, Cuba
  • Average UV index in September: 7

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

Average cloud cover in September - Aguas Claras, Cuba
Average cloud cover in September
Aguas Claras, Cuba
  • Average cloud cover in September: 29

The month with the most cloud cover is January (Cloud cover 38).
The months with the least cloud cover are July and August (Cloud cover 25).

Average visibility in September - Aguas Claras, Cuba
Average visibility in September
Aguas Claras, Cuba
  • Average visibility in September: 8km

The month with the highest visibility is March (10km).
The months with the lowest visibility are January, September, October, November and December (8km).

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