September weather forecastApalit, Philippines
September
Weather in September
September, the first month of the autumn in Apalit, is a hot month, with an average temperature fluctuating between 30.1°C (86.2°F) and 23.5°C (74.3°F).Temperature
With the advent of September, Apalit's high-temperatures adjust to a tropical 30.1°C (86.2°F), closely aligning with the preceding month. Apalit's temperature tends to fall to an average low of 23.5°C (74.3°F) during the nights of September.Heat index
During September, the heat index is computed to be a sweltering 39°C (102.2°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.The heat index's values are generally associated with conditions in shade and light breezes. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of 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. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.
Humidity
August and September, with an average relative humidity of 85%, are the most humid months.Rainfall
In Apalit, in September, it is raining for 26.5 days, with typically 134mm (5.28") of accumulated precipitation. Throughout the year, in Apalit, Philippines, there are 223.6 rainfall days, and 876mm (34.49") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 13min.On the first day of the month, sunrise is at 5:44 am and sunset at 6:09 pm. On the last day of September, sunrise is at 5:46 am and sunset at 5:47 pm PST.
Sunshine
The average sunshine in September is 8.1h.UV index
February through June, August through November, with an average maximum UV index of 7, are months with the highest UV index in Apalit. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.Note: During September, 7 as the daily maximum UV index converts into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Apalit, Philippines
- Average high temperature in September: 30.1°C
The warmest month (with the highest average high temperature) is April (33.6°C).
The month with the lowest average high temperature is January (28.6°C).
- Average low temperature in September: 23.5°C
The month with the highest average low temperature is May (24.9°C).
The coldest months (with the lowest average low temperature) are January and February (21.3°C).
Average pressure in September
Apalit, Philippines
- Average pressure in September: 1008.2mbar
The month with the highest atmospheric pressure is February (1013.4mbar).
The month with the lowest atmospheric pressure is August (1007.6mbar).
Average wind speed in September
Apalit, Philippines
- Average wind speed in September: 6.3km/h
The windiest month (with the highest average wind speed) is January (9.3km/h).
The calmest month (with the lowest average wind speed) is May (5.8km/h).
Average humidity in September
Apalit, Philippines
- Average humidity in September: 85%
The months with the highest relative humidity are August and September (85%).
The month with the lowest relative humidity is April (71%).
Average rainfall in September
Apalit, Philippines
- Average rainfall in September: 134mm
The wettest month (with the highest rainfall) is August (155mm).
The driest month (with the least rainfall) is February (11mm).
Average rainfall days in September
Apalit, Philippines
- Average rainfall days in September: 26.5 days
The month with the highest number of rainy days is July (27.8 days).
The month with the least rainy days is February (7.8 days).
Average daylight in September /
Average sunshine in September
Apalit, Philippines
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).
Average sunshine days in September
Apalit, Philippines
- Average sunshine days in September: 1.9 days
The month with the most sunshine days is March (16.2 days).
The month with the least sunshine days is September (1.9 days).
Average UV index in September
Apalit, Philippines
- Average UV index in September: 7
The months with the highest UV index are February, March, April, May, June, August, September, October and November (UV index 7).
The months with the lowest UV index are January, July and December (UV index 6).
Average cloud cover in September
Apalit, Philippines
- Average cloud cover in September: 49
The month with the most cloud cover is August (Cloud cover 56).
The months with the least cloud cover are March and April (Cloud cover 28).
Average visibility in September
Apalit, Philippines
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, November and December (9km).
The months with the lowest visibility are July, August, September and October (8km).





