July weather forecast
Hermosillo, Mexico

July observes a slight dip in temperature from June's peak, yet remains characteristically summer-like. Disrupting the dry spell, July features an average rainfall of 62mm (2.44"), a significant increase from the previous month. Daylights hours continue to remain long, offering ample time for sightseeing. While the daytime remains hot, nights of July bring relief, making them a welcome respite. The blend of high temperatures with the onset of rainfall makes July a uniquely mixed month.

Temperature

The onset of July in Hermosillo manifests an average high-temperature of a still sweltering 37.3°C (99.1°F), demonstrating a minor variation from the preceding month. In Hermosillo, in July, the average low-temperature is a moderately hot 28.7°C (83.7°F).

Heat index

For July, the heat index is calculated to be a scorching 44°C (111.2°F). Careful: Heat exhaustion and heat cramps are anticipated. With ongoing exertion, heatstroke becomes a possibility.
The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

In July, the average relative humidity in Hermosillo, Mexico, is 44%.

Rainfall

In Hermosillo, in July, during 19.8 rainfall days, 62mm (2.44") of precipitation is typically accumulated. Throughout the year, there are 69.5 rainfall days, and 262mm (10.31") of precipitation is accumulated.

Daylight

In July, the average length of the day is 13h and 47min.
On the first day of July, sunrise is at 5:28 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 7:15 pm MST.

Sunshine

In July, the average sunshine is 11.7h.

UV index

May through September, with an average maximum UV index of 8, are months with the highest UV index. A UV Index of 8 to 10 symbolizes a very high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 8 during July translates into the following guidance:
Ensure precautions are always in place. The risk to skin and eyes is high without them. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.