September weather forecast
San Felipe, Cuba

September, the first month of the autumn in San Felipe, is still a hot month, with an average temperature fluctuating between 24.1°C (75.4°F) and 31.5°C (88.7°F).

Temperature

San Felipe commences September with an average high-temperature of a still tropical 31.5°C (88.7°F), maintaining a close resemblance to the previous month. During September nights, San Felipe records an average temperature of 24.1°C (75.4°F).

Heat index

During September, the heat index is calculated to be an extremely hot 43°C (109.4°F). Stay watchful: Heat exhaustion along with heat cramps are likely. Ongoing effort may cause heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

The months with the highest humidity in San Felipe are September and October, with an average relative humidity of 80%.

Rainfall

In San Felipe, Cuba, in September, it is raining for 25.2 days, with typically 105mm (4.13") of accumulated precipitation. In San Felipe, during the entire year, the rain falls for 204.8 days and collects up to 802mm (31.57") of precipitation.

Daylight

In September, the average length of the day is 12h and 16min.
On the first day of September in San Felipe, Cuba, sunrise is at 07:11 and sunset at 19:46. On the last day of the month, sunrise is at 07:20 and sunset at 19:17 CDT.

Sunshine

In September, the average sunshine in San Felipe is 8.9h.

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 vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In September, an average UV index of 7 transforms into the following instructions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.