September weather forecastLa Sierpe, Cuba
September
Weather in September
September, the first month of the autumn in La Sierpe, is still a hot month, with an average temperature ranging between min 22.7°C (72.9°F) and max 30.8°C (87.4°F).Temperature
With September's arrival, La Sierpe's weather records an average high-temperature of a still hot 30.8°C (87.4°F), marking little difference from August's 31.8°C (89.2°F). Throughout the September nights, La Sierpe encounters a low-temperature of 22.7°C (72.9°F).Heat index
The average heat index in September is evaluated at a blisteringly hot 42°C (107.6°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.
Humidity
The months with the highest humidity are September and October, with an average relative humidity of 85%.Rainfall
In La Sierpe, in September, it is raining for 23.5 days, with typically 115mm (4.53") of accumulated precipitation. Throughout the year, there are 207.3 rainfall days, and 925mm (36.42") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 16min.On the first day of September, sunrise is at 07:00 and sunset at 19:33. On the last day of the month, sunrise is at 07:08 and sunset at 19:05 CDT.
Sunshine
In La Sierpe, the average sunshine in September is 8.9h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In September, a daily maximum UV index of 7 leads to the following instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
La Sierpe, Cuba
- Average high temperature in September: 30.8°C
The warmest month (with the highest average high temperature) is July (31.9°C).
The month with the lowest average high temperature is January (26.7°C).
- Average low temperature in September: 22.7°C
The month with the highest average low temperature is August (23.2°C).
The coldest month (with the lowest average low temperature) is January (17.6°C).
Average pressure in September
La Sierpe, Cuba
- Average pressure in September: 1013mbar
The month with the highest atmospheric pressure is January (1017.7mbar).
The month with the lowest atmospheric pressure is October (1012.6mbar).
Average wind speed in September
La Sierpe, Cuba
- Average wind speed in September: 7.2km/h
The windiest month (with the highest average wind speed) is March (9.8km/h).
The calmest month (with the lowest average wind speed) is June (7km/h).
Average humidity in September
La Sierpe, Cuba
- Average humidity in September: 85%
The months with the highest relative humidity are September and October (85%).
The month with the lowest relative humidity is March (72%).
Average rainfall in September
La Sierpe, Cuba
- Average rainfall in September: 115mm
The wettest month (with the highest rainfall) is May (145mm).
The driest month (with the least rainfall) is December (21mm).
Average rainfall days in September
La Sierpe, Cuba
- Average rainfall days in September: 23.5 days
The months with the highest number of rainy days are June, July and August (24.3 days).
The month with the least rainy days is December (9.5 days).
Average daylight in September /
Average sunshine in September
La Sierpe, Cuba
- Average daylight in September: 12h and 18min
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 48min).
- Average sunshine in September: 8h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is November (Average sunshine: 6h and 24min).
Average sunshine days in September
La Sierpe, Cuba
- Average sunshine days in September: 5.4 days
The month with the most sunshine days is December (19.8 days).
The month with the least sunshine days is June (3.8 days).
Average UV index in September
La Sierpe, Cuba
- Average UV index in September: 7
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 6).
Average cloud cover in September
La Sierpe, Cuba
- Average cloud cover in September: 39
The month with the most cloud cover is October (Cloud cover 43).
The month with the least cloud cover is March (Cloud cover 31).
Average visibility in September
La Sierpe, Cuba
- Average visibility in September: 7km
The months with the highest visibility are March and April (9km).
The months with the lowest visibility are July, August, September, October, November and December (7km).





