September weather forecast
Santisima Trinidad, Philippines

September

Weather in September

The first month of the autumn, September, is a hot month in Santisima Trinidad, Philippines, with an average temperature varying between 30.2°C (86.4°F) and 23.8°C (74.8°F).

Temperature

September's onset records an average high-temperature of a hot 30.2°C (86.4°F), a near match to August's 29.9°C (85.8°F). The temperature lowers to an average of 23.8°C (74.8°F) during September nights.

Heat index

Throughout September, the heat index is calculated to be a scorching 40°C (104°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are essentially critical for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

The months with the highest humidity are August and September, with an average relative humidity of 84%.

Rainfall

In Santisima Trinidad, in September, during 24.5 rainfall days, 78mm (3.07") of precipitation is typically accumulated. In Santisima Trinidad, during the entire year, the rain falls for 179.6 days and collects up to 498mm (19.61") of precipitation.

Daylight

In Santisima Trinidad, 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 6:08 pm. On the last day of September, sunrise is at 5:46 am and sunset at 5:46 pm PST.

Sunshine

In September, the average sunshine is 8.2h.

UV index

February through June, August through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 7 in September transforms into this advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. 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. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

Is it hot during September?
The high-temperature, in September, in Santisima Trinidad, records 30.2°C (86.4°F), while the low-temperature is 23.8°C (74.8°F). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in September is calculated to be 40°C (104°F).
What is the most humid month in Santisima Trinidad?
The months with the highest humidity are August and September, with an average relative humidity of 84%.
What is the average humidity in September?
The average relative humidity in September is 84%.
How many days does it rain in September?
In Santisima Trinidad, in September, it is raining for 24.5 days, with typically 78mm (3.07") of accumulated precipitation.
How many hours of daylight does Santisima Trinidad have in September?
In Santisima Trinidad, Philippines, the average day length in September is 12h and 13min.
When is the sunrise / sunset in September?
In September, on the first day of the month, sunrise is at 5:44 am and sunset at 6:08 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 5:46 pm PST.
How many hours of sunshine does Santisima Trinidad have in September?
In Santisima Trinidad, the average sunshine duration in September is 8.2h.
What is the month with the highest UV index?
The months with the highest UV index are February through June, August through November, with an average maximum UV index of 7.
What is the UV index reading in September?
The average daily maximum UV index in September in Santisima Trinidad is 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
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 - Santisima Trinidad, Philippines
Average temperature in September
Santisima Trinidad, Philippines
  • Average high temperature in September: 30.2°C

The warmest months (with the highest average high temperature) are April and May (33.3°C).
The month with the lowest average high temperature is January (28.6°C).

  • Average low temperature in September: 23.8°C

The month with the highest average low temperature is May (25.6°C).
The coldest months (with the lowest average low temperature) are January and February (21.8°C).

Average pressure in September - Santisima Trinidad, Philippines
Average pressure in September
Santisima Trinidad, 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 - Santisima Trinidad, Philippines
Average wind speed in September
Santisima Trinidad, Philippines
  • Average wind speed in September: 6.9km/h

The windiest month (with the highest average wind speed) is January (10km/h).
The calmest month (with the lowest average wind speed) is May (6.2km/h).

Average humidity in September - Santisima Trinidad, Philippines
Average humidity in September
Santisima Trinidad, Philippines
  • Average humidity in September: 84%

The months with the highest relative humidity are August and September (84%).
The month with the lowest relative humidity is April (71%).

Average rainfall in September - Santisima Trinidad, Philippines
Average rainfall in September
Santisima Trinidad, Philippines
  • Average rainfall in September: 78mm

The wettest month (with the highest rainfall) is August (111mm).
The driest month (with the least rainfall) is February (3mm).

Average rainfall days in September - Santisima Trinidad, Philippines
Average rainfall days in September
Santisima Trinidad, Philippines
  • Average rainfall days in September: 24.5 days

The month with the highest number of rainy days is July (26.3 days).
The month with the least rainy days is February (3.6 days).

Average daylight in September / Average sunshine in September - Santisima Trinidad, Philippines
Average daylight in September /
Average sunshine in September
Santisima Trinidad, Philippines
  • Average daylight in September: 12h and 1min

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 1min

The month with the most sunshine is April (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).

Average sunshine days in September - Santisima Trinidad, Philippines
Average sunshine days in September
Santisima Trinidad, Philippines
  • Average sunshine days in September: 3 days

The month with the most sunshine days is March (22.9 days).
The month with the least sunshine days is July (2.8 days).

Average UV index in September - Santisima Trinidad, Philippines
Average UV index in September
Santisima Trinidad, 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 - Santisima Trinidad, Philippines
Average cloud cover in September
Santisima Trinidad, Philippines
  • Average cloud cover in September: 46

The month with the most cloud cover is August (Cloud cover 53).
The month with the least cloud cover is April (Cloud cover 26).

Average visibility in September - Santisima Trinidad, Philippines
Average visibility in September
Santisima Trinidad, Philippines
  • Average visibility in September: 9km

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

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