April weather forecast
San José Chiltepec, Mexico

April in San José Chiltepec, Mexico, is a sweltering spring month, with an average temperature ranging between max 35.3°C (95.5°F) and min 21.1°C (70°F).

Temperature

April's arrival is noted with a slight increase in the average high-temperature, moving from a tropical 30.8°C (87.4°F) in March to a fiery hot 35.3°C (95.5°F). April nights in San José Chiltepec indicate a noticeable temperature drop from the daytime highs, with an average reading lowering to an agreeable 21.1°C (70°F).

Heat index

The heat index in April is evaluated at a life-threatening hot 48°C (118.4°F). Prudent: Heat cramps and heat exhaustion are likely. Heatstroke becomes imminent with sustained exertion.
The heat index's values are generally associated with conditions in shade and light breezes. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In April, the average relative humidity is 64%.

Rainfall

In April, the rain falls for 9.8 days. Throughout April, 27mm (1.06") of precipitation is accumulated. Throughout the year, there are 209 rainfall days, and 998mm (39.29") of precipitation is accumulated.

Daylight

In San José Chiltepec, Mexico, the average length of the day in April is 12h and 34min.
On the first day of April, sunrise is at 6:18 am and sunset at 6:38 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 6:45 pm CST.

Sunshine

In April, the average sunshine in San José Chiltepec, Mexico, is 9.2h.

UV index

March through August, 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 ordinary individuals.
Note: In April, the maximum UV index of 7 suggests this advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Experience reduced UV exposure by about half when donning a wide-brim hat.