July weather forecast
San Ignacio, Mexico

July is a hot summer month in San Ignacio, Mexico, with an average temperature varying between 26.9°C (80.4°F) and 30.6°C (87.1°F).

Temperature

In July, the average high-temperature registers at a hot 30.6°C (87.1°F), nearly identical to June's 29.7°C (85.5°F). San Ignacio maintains an average low-temperature of 26.9°C (80.4°F) throughout July's nights.

Heat index

The heat index for July is appraised at a fiery hot 37°C (98.6°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In July, the average relative humidity in San Ignacio is 72%.

Rainfall

In San Ignacio, in July, it is raining for 23.1 days, with typically 70mm (2.76") of accumulated precipitation. Throughout the year, there are 113.9 rainfall days, and 454mm (17.87") of precipitation is accumulated.

Daylight

In July, the average length of the day in San Ignacio is 13h and 27min.
On the first day of the month, sunrise is at 5:22 am and sunset at 6:57 pm. On the last day of July, in San Ignacio, sunrise is at 5:34 am and sunset at 6:49 pm MST.

Sunshine

The average sunshine in July in San Ignacio is 11.2h.

UV index

May through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 7 during July leads to these instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.