September weather forecast
Saint Phard, Haiti

The first month of the autumn, September, is still a warm month in Saint Phard, Haiti, with an average temperature fluctuating between 29.8°C (85.6°F) and 21.3°C (70.3°F).

Temperature

Transitioning into September, Saint Phard experiences an average high-temperature of a warm 29.8°C (85.6°F), marking a minor shift from the preceding month. Throughout September, Saint Phard witnesses a consistent average low-temperature of 21.3°C (70.3°F).

Heat index

In September, the heat index is evaluated at a sweltering 36°C (96.8°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

In Saint Phard, the average relative humidity in September is 77%.

Rainfall

In Saint Phard, during September, the rain falls for 22.4 days and regularly aggregates up to 135mm (5.31") of precipitation. In Saint Phard, during the entire year, the rain falls for 227.4 days and collects up to 904mm (35.59") of precipitation.

Daylight

In September, the average length of the day in Saint Phard is 12h and 14min.
On the first day of September, sunrise is at 06:34 and sunset at 19:03. On the last day of the month, sunrise is at 06:39 and sunset at 18:38 EDT.

Sunshine

In Saint Phard, the average sunshine in September is 9.6h.

UV index

The months with the lowest UV index are January through May, July through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 6 translates into the following recommendations:
Fend off overexposure. Sun protection is vital. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.