July weather forecast and climate
N'Djamena, Chad

July, the same as June, in N'Djamena, Chad, is another tropical summer month, with average temperature fluctuating between 23.1°C (73.6°F) and 33.5°C (92.3°F).

Temperature

In N'Djamena, the average high-temperature marginally drops, from a sweltering 37.2°C (99°F) in June, to a hot 33.5°C (92.3°F). In July, the average low-temperature is 23.1°C (73.6°F).

Heat index

In July, the average heat index is appraised at an extremely hot 44.2°C (111.6°F). Beware - heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, pregnancy, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In July, the average relative humidity is 68%.

Rainfall

In N'Djamena, it is raining for 13 days, with typically 143.8mm (5.66") of accumulated precipitation. In N'Djamena, during the entire year, the rain falls for 60 days and collects up to 510.3mm (20.09") of precipitation.

Daylight

Months with the longest days are June and July, with an average of 12.8h of daylight.

Sunshine

In N'Djamena, the average sunshine is 6.9h.

UV index

February through September, with an average maximum UV index of 12, are months with the highest UV index in N'Djamena. A UV Index reading of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 12 transform into the following instructions:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise.