The weather in
July records the highest rainfall in
N'Djamena, with precipitation approximately 144mm (5.67"), setting this a trend for what lies ahead. The transition from the drier to the wetter part of the year is in full swing, characteristic of the local climate. Cool winds whip across the cityscape on most afternoons, in contrast to the hotter, drier winds of previous months. The surrounding landscape is now a lush green, filled with the sounds of joyous birdsong and a breath of fresh air to residents.
Temperature
In the transition to July, N'Djamena observes a minor drop in the average high-temperature, shifting from a sweltering 37.2°C (99°F) in
June to a hot 33.5°C (92.3°F). In the month of July, the temperature in N'Djamena generally rests at an average low of 23.1°C (73.6°F).
Heat index
July's average heat index is appraised at a blisteringly hot 44°C (111.2°F).
Keep wary: Heat cramps along with heat exhaustion are expected. Heatstroke is a possible outcome of ongoing activity.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.
Humidity
In July, the average relative humidity in N'Djamena is 68%.
Rainfall
In N'Djamena, in July, it is raining for 13 days, with typically 144mm (5.67") of accumulated precipitation. Throughout the year, in N'Djamena, there are 60 rainfall days, and 510mm (20.08") of precipitation is accumulated.
Daylight
In N'Djamena, the average length of the day in July is 12h and 46min.
On the first day of the month, sunrise is at 05:38 and sunset at 18:28. On the last day of July, in N'Djamena,
Chad, sunrise is at 05:46 and sunset at 18:25 WAT.
Sunshine
The average sunshine in July is 6.9h.
UV index
The months with the highest UV index are
February through
September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an ultimate health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 12 during July translates into these guidelines:
Implement every essential safety step. Individuals with fair skin might receive burns in less than 5 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Even on overcast days, a sunscreen with a sun protection factor of no less than 30 should be generously applied and reapplied, particularly after swimming or outdoor activities.