September weather forecast
Port Barton, Philippines

September, the first month of the autumn in Port Barton, is also a moderately hot month, with an average temperature fluctuating between 29.1°C (84.4°F) and 26.9°C (80.4°F).

Temperature

With the advent of September, Port Barton experiences an average high-temperature of a still moderately hot 29.1°C (84.4°F), mirroring a close resemblance to the previous month. Night temperatures during September in Port Barton experience a slight downturn, averaging a still moderately hot 26.9°C (80.4°F).

Heat index

The heat index value during September is computed to be a sweltering 35°C (95°F). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Understand that the heat index values take into account shaded locations and mild winds. 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 'real feel' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

With an average relative humidity of 79%, September is the most humid month.

Rainfall

In Port Barton, during September, the rain falls for 26.9 days and regularly aggregates up to 160mm (6.3") of precipitation. Throughout the year, there are 259.3 rainfall days, and 1372mm (54.02") of precipitation is accumulated.

Sea temperature

In Port Barton, in September, the average water temperature is 28.8°C (83.8°F).
Note: A water temperature from 25°C (77°F) to 29°C (84.2°F) is considered very warm and enjoyable, allowing water activities to be pleasant for extended periods without irritation.

Daylight

In Port Barton, the average length of the day in September is 12h and 11min.
On the first day of the month, sunrise is at 5:53 am and sunset at 6:12 pm. On the last day of September, sunrise is at 5:52 am and sunset at 5:54 pm PST.

Sunshine

In September, the average sunshine is 8.8h.

UV index

January through June, August through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 7 during September translates into the following guidance:
Take precautions against overexposure. Protection against sun damage is needed. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. During bright days, sunglasses that offer UVA and UVB defense are recommended. Attention! The reflection of both water and sand can increase the intensity of UV rays.