September weather forecast
Sudipen, Philippines

September

Weather in September

September, the first month of the autumn in Sudipen, is still a warm month, with an average temperature ranging between min 23.3°C (73.9°F) and max 29.5°C (85.1°F).

Temperature

The shift into September reveals an average high-temperature of a still moderately hot 29.5°C (85.1°F), closely mirroring August's climate. In September, Sudipen experiences a temperature dip to an average of 23.3°C (73.9°F) at night.

Heat index

September's mean heat index is computed to be a sweltering 36°C (96.8°F). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Note that heat index values are valued for light wind and location in the shade. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The months with the highest humidity are July through September, with an average relative humidity of 81%.

Rainfall

In Sudipen, in September, during 26.1 rainfall days, 207mm (8.15") of precipitation is typically accumulated. In Sudipen, Philippines, during the entire year, the rain falls for 212.6 days and collects up to 1206mm (47.48") of precipitation.

Daylight

In Sudipen, the average length of the day in September is 12h and 14min.
On the first day of September, sunrise is at 5:44 am and sunset at 6:11 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 5:47 pm PST.

Sunshine

In Sudipen, the average sunshine in September is 9.5h.

UV index

The months with the highest UV index are February through November, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 7 in September converts into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

How hot is it in September?
In September, in Sudipen, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 23.3°C (73.9°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 36°C (96.8°F).
What are the most humid months?
The months with the highest humidity are July through September, with an average relative humidity of 81%.
What is the average humidity in September?
In Sudipen, the average relative humidity in September is 81%.
How many days does it rain in September?
In Sudipen, in September, it is raining for 26.1 days, with typically 207mm (8.15") of accumulated precipitation.
What is the average length of the day in September?
The average day length in September is 12h and 14min.
What time are sunrise and sunset in September?
On the first day of September in Sudipen, sunrise is at 5:44 am and sunset at 6:11 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 5:47 pm PST.
How many hours of sunshine does Sudipen have in September?
The average sunshine duration in September is 9.5h.
What is the month with the highest UV index?
The months with the highest UV index are February through November, with an average maximum UV index of 7.
What is the UV index reading in September in Sudipen?
In September, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Sudipen, Philippines
  • Average high temperature in September: 29.5°C

The warmest month (with the highest average high temperature) is May (31.9°C).
The month with the lowest average high temperature is January (28.5°C).

  • Average low temperature in September: 23.3°C

The month with the highest average low temperature is May (24.6°C).
The coldest month (with the lowest average low temperature) is January (20.8°C).

Average pressure in September
Sudipen, Philippines
  • Average pressure in September: 1008.2mbar

The months with the highest atmospheric pressure are January and February (1014.2mbar).
The month with the lowest atmospheric pressure is August (1007.2mbar).

Average wind speed in September
Sudipen, Philippines
  • Average wind speed in September: 6.9km/h

The windiest month (with the highest average wind speed) is August (8.8km/h).
The calmest month (with the lowest average wind speed) is November (6.3km/h).

Average humidity in September
Sudipen, Philippines
  • Average humidity in September: 81%

The months with the highest relative humidity are July, August and September (81%).
The month with the lowest relative humidity is March (70%).

Average rainfall in September
Sudipen, Philippines
  • Average rainfall in September: 207mm

The wettest month (with the highest rainfall) is August (260mm).
The driest months (with the least rainfall) are January, February and March (11mm).

Average rainfall days in September
Sudipen, Philippines
  • Average rainfall days in September: 26.1 days

The month with the highest number of rainy days is July (29.3 days).
The month with the least rainy days is February (6.8 days).

Average daylight in September /
Average sunshine in September
Sudipen, Philippines
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in September: 9h and 3min

The months with the most sunshine are April and May (Average sunshine: 11h and 30min).
The months with the least sunshine are January and December (Average sunshine: 7h and 30min).

Average sunshine days in September
Sudipen, Philippines
  • Average sunshine days in September: 2.4 days

The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is July (1.1 days).

Average UV index in September
Sudipen, Philippines
  • Average UV index in September: 7

The months with the highest UV index are February, March, April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January and December (UV index 6).

Average cloud cover in September
Sudipen, Philippines
  • Average cloud cover in September: 35

The month with the most cloud cover is August (Cloud cover 44).
The months with the least cloud cover are January and February (Cloud cover 16).

Average visibility in September
Sudipen, Philippines
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).

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