September weather forecast
Montevista, Philippines

September, the first month of the autumn in Montevista, is also a hot month, with an average temperature ranging between min 20.9°C (69.6°F) and max 30.7°C (87.3°F).

Temperature

With the advent of September, Montevista's high-temperatures adjust to a still hot 30.7°C (87.3°F), closely aligning with the preceding month. In Montevista, the September nights cool down to an average low of 20.9°C (69.6°F).

Heat index

The heat index for September is estimated at a blistering 41°C (105.8°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. 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-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

August and September, with an average relative humidity of 82%, are the least humid months in Montevista.

Rainfall

In Montevista, during September, the rain falls for 22.5 days and regularly aggregates up to 165mm (6.5") of precipitation. In Montevista, Philippines, during the entire year, the rain falls for 300.3 days and collects up to 2081mm (81.93") of precipitation.

Daylight

In September, the average length of the day is 12h and 10min.
On the first day of September, sunrise is at 5:28 am and sunset at 5:43 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 5:27 pm PST.

Sunshine

The average sunshine in September is 8.1h.

UV index

The months with the lowest UV index in Montevista are January through April, June through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 6 in September transforms into this advice:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.