September weather forecast
Estanzuelas, El Salvador

September

Weather in September

September, the first month of the autumn in Estanzuelas, is also a hot month, with an average temperature fluctuating between 31.3°C (88.3°F) and 19.8°C (67.6°F).

Temperature

Entering September, Estanzuelas's average high-temperature reads a still hot 31.3°C (88.3°F), indicating a close resemblance to the previous month's climate. Estanzuelas, during the month of September, experiences an average low-temperature of 19.8°C (67.6°F).

Heat index

In September, the heat index is evaluated at a scorching 42°C (107.6°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. 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 particularly important for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In September, the average relative humidity is 81%.

Rainfall

In Estanzuelas, during September, the rain falls for 25.7 days and regularly aggregates up to 130mm (5.12") of precipitation. Throughout the year, there are 188.1 rainfall days, and 832mm (32.76") of precipitation is accumulated.

Snowfall

The only month with snowfall in Estanzuelas is September. September is the month with the most snowfall in Estanzuelas. Snow falls for 0.1 days and accumulates 1mm (0.04") of snow.

Daylight

The average length of the day in September in Estanzuelas, El Salvador, is 12h and 12min.
On the first day of September in Estanzuelas, sunrise is at 05:42 and sunset at 18:04. On the last day of the month, sunrise is at 05:43 and sunset at 17:44 CST.

Sunshine

In Estanzuelas, the average sunshine in September is 8.7h.

UV index

January, May, June, August through December, with an average maximum UV index of 6, are months with the lowest UV index in Estanzuelas. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 6 in September translates into these instructions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

How hot is September in Estanzuelas?
An average high-temperature, in September, in Estanzuelas, is 31.3°C (88.3°F) and the average low-temperature is 19.8°C (67.6°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is evaluated at 42°C (107.6°F).
What is the average humidity in September in Estanzuelas?
The average relative humidity in September is 81%.
How many days does it rain in September in Estanzuelas?
In Estanzuelas, El Salvador, in September, it is raining for 25.7 days, with typically 130mm (5.12") of accumulated precipitation.
When does it snow the most in Estanzuelas?
September is the month with the most snowfall. Snow falls for 0.1 days and accumulates 1mm (0.04") of snow.
When does it start to snow in Estanzuelas?
September is the first month it typically snows in Estanzuelas. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow.
How many hours of daylight does Estanzuelas have in September?
In September, the average day length in Estanzuelas, El Salvador, is 12h and 12min.
When are sunrise and sunset in September in Estanzuelas?
On the first day of September in Estanzuelas, sunrise is at 05:42 and sunset at 18:04. On the last day of the month, sunrise is at 05:43 and sunset at 17:44 CST.
How many hours of sunshine does Estanzuelas have in September?
In Estanzuelas, El Salvador, the average sunshine duration in September is 8.7h.
When is the lowest UV index in Estanzuelas?
The months with the lowest UV index are January, May, June, August through December, with an average maximum UV index of 6.
How high is the UV index in September in Estanzuelas?
In Estanzuelas, El Salvador, the average daily maximum UV index in September is 6. A UV Index reading 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Estanzuelas, El Salvador
Average temperature in September
Estanzuelas, El Salvador
  • Average high temperature in September: 31.3°C

The warmest month (with the highest average high temperature) is April (35°C).
The month with the lowest average high temperature is October (29.9°C).

  • Average low temperature in September: 19.8°C

The month with the highest average low temperature is May (21.9°C).
The coldest month (with the lowest average low temperature) is December (17.8°C).

Average pressure in September - Estanzuelas, El Salvador
Average pressure in September
Estanzuelas, El Salvador
  • Average pressure in September: 1011.7mbar

The month with the highest atmospheric pressure is January (1014mbar).
The months with the lowest atmospheric pressure are May and October (1011.6mbar).

Average wind speed in September - Estanzuelas, El Salvador
Average wind speed in September
Estanzuelas, El Salvador
  • Average wind speed in September: 3.8km/h

The windiest month (with the highest average wind speed) is January (7.3km/h).
The calmest months (with the lowest average wind speed) are June and September (3.8km/h).

Average humidity in September - Estanzuelas, El Salvador
Average humidity in September
Estanzuelas, El Salvador
  • Average humidity in September: 81%

The month with the highest relative humidity is October (82%).
The month with the lowest relative humidity is March (56%).

Average rainfall in September - Estanzuelas, El Salvador
Average rainfall in September
Estanzuelas, El Salvador
  • Average rainfall in September: 130mm

The wettest month (with the highest rainfall) is May (150mm).
The driest month (with the least rainfall) is January (1mm).

Average rainfall days in September - Estanzuelas, El Salvador
Average rainfall days in September
Estanzuelas, El Salvador
  • Average rainfall days in September: 25.7 days

The month with the highest number of rainy days is September (25.7 days).
The month with the least rainy days is January (1.6 days).

Average snowfall in September - Estanzuelas, El Salvador
Average snowfall in September
Estanzuelas, El Salvador
  • Average snowfall in September: 1mm

The month with the highest snowfall is September (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0mm).

Average snowfall days in September - Estanzuelas, El Salvador
Average snowfall days in September
Estanzuelas, El Salvador
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

Average daylight in September / Average sunshine in September - Estanzuelas, El Salvador
Average daylight in September /
Average sunshine in September
Estanzuelas, El Salvador
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is April (Average sunshine: 11h and 36min).
The months with the least sunshine are January and December (Average sunshine: 7h and 42min).

Average sunshine days in September - Estanzuelas, El Salvador
Average sunshine days in September
Estanzuelas, El Salvador
  • Average sunshine days in September: 3.6 days

The month with the most sunshine days is January (29.1 days).
The month with the least sunshine days is September (3.6 days).

Average UV index in September - Estanzuelas, El Salvador
Average UV index in September
Estanzuelas, El Salvador
  • Average UV index in September: 6

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

Average cloud cover in September - Estanzuelas, El Salvador
Average cloud cover in September
Estanzuelas, El Salvador
  • Average cloud cover in September: 47

The month with the most cloud cover is September (Cloud cover 47).
The months with the least cloud cover are January and December (Cloud cover 13).

Average visibility in September - Estanzuelas, El Salvador
Average visibility in September
Estanzuelas, El Salvador
  • Average visibility in September: 7km

The months with the highest visibility are January, February, March, April and December (10km).
The month with the lowest visibility is September (7km).

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