September weather forecastXul-Ha, Mexico

Weather in September

The first month of the autumn, September, is still a tropical month in Xul-Ha, Mexico, with an average temperature ranging between min 24.4°C (75.9°F) and max 31.5°C (88.7°F).

Temperature

Xul-Ha, Mexico, records an average high-temperature of a still hot 31.5°C (88.7°F) as September arrives, nearly mirroring the previous month's climate. Throughout the month of September, Xul-Ha sees a steady low-temperature average of 24.4°C (75.9°F).

Heat index

For most parts of September, the heat index is evaluated at a scorching 43°C (109.4°F). Mindful: Heat cramps and heat exhaustion are to be expected. Extended physical effort might result in heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

The average relative humidity in September is 81%.

Rainfall

In Xul-Ha, during September, the rain falls for 23.1 days and regularly aggregates up to 96mm (3.78") of precipitation. Throughout the year, there are 198.4 rainfall days, and 752mm (29.61") of precipitation is accumulated.

Daylight

In Xul-Ha, Mexico, the average length of the day in September is 12h and 14min.
On the first day of the month, sunrise is at 6:39 am and sunset at 7:07 pm. On the last day of September, sunrise is at 6:44 am and sunset at 6:42 pm EST.

Sunshine

In Xul-Ha, the average sunshine in September is 8.5h.

UV index

The months with the highest UV index are March through July and September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 7 in September leads to these recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.