September weather forecast
Bayamo, Cuba

Bayamo's September weather brings a slight respite from the escalating temperature that peaked in August. Its weather is largely comparable to that of October, balancing warm days and rainy weather. The humidity rises to 80%, ensuring a uniformly moist environment. Even as the wet season peaks, the wind speed continues to remain calm, providing relief from the humidity. With rainfall spanning 26.1 days, September records the highest frequency of rainfall for the year.

Temperature

With September's arrival, Bayamo notes an average high-temperature of a still hot 32.4°C (90.3°F), closely following the trend of the preceding month. September's nights observe an average temperature of 22.7°C (72.9°F).

Heat index

September's heat index is computed to be a burning hot 46°C (114.8°F). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', gives a temperature feeling by integrating air temperature and humidity. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In Bayamo, the average relative humidity in September is 80%.

Rainfall

September is the month with the most rainfall. Rain falls for 26.1 days and accumulates 125mm (4.92") of precipitation.

Daylight

The average length of the day in September is 12h and 15min.
On the first day of September, sunrise is at 06:50 and sunset at 19:21. On the last day of the month, sunrise is at 06:57 and sunset at 18:55 CDT.

Sunshine

The average sunshine in September is 10.8h.

UV index

March through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 7 in September interprets into the following advice:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.