September weather forecast
El Divisadero, El Salvador

September

Weather in September

September, the first month of the autumn in El Divisadero, is still a tropical month, with an average temperature ranging between min 23.5°C (74.3°F) and max 31.8°C (89.2°F).

Temperature

Entering September, El Divisadero's average high-temperature reads a still tropical 31.8°C (89.2°F), indicating a close resemblance to the previous month's climate. An average temperature of 23.5°C (74.3°F) marks the nights in El Divisadero in September.

Heat index

The heat index for September is calculated to be an extremely hot 43°C (109.4°F). Warning: Heat cramps and heat exhaustion are anticipated. Heatstroke is a risk with ongoing activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', determines the feeling of heat when you account for the relative humidity. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In El Divisadero, the average relative humidity in September is 78%.

Rainfall

In September, in El Divisadero, the rain falls for 28.4 days. Throughout September, 171mm (6.73") of precipitation is accumulated. In El Divisadero, during the entire year, the rain falls for 201.6 days and collects up to 998mm (39.29") of precipitation.

Daylight

The average length of the day in September in El Divisadero is 12h and 12min.
On the first day of the month, sunrise is at 05:40 and sunset at 18:03. On the last day of September, sunrise is at 05:41 and sunset at 17:42 CST.

Sunshine

The average sunshine in September in El Divisadero is 9h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in El Divisadero. January through December, with an average maximum UV index of 7, are months with the lowest UV index in El Divisadero. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 7 in September leads to these recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

Is it hot in El Divisadero during September?
September temperatures vary between a high-temperature of 31.8°C (89.2°F) and a low-temperature of 23.5°C (74.3°F). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 43°C (109.4°F).
What is the average humidity in September in El Divisadero?
The average relative humidity in September in El Divisadero, El Salvador, is 78%.
How much does it rain in El Divisadero in September?
In El Divisadero, El Salvador, in September, it is raining for 28.4 days, with typically 171mm (6.73") of accumulated precipitation.
How many hours of daylight does El Divisadero have in September?
In El Divisadero, the average day length in September is 12h and 12min.
When are sunrise and sunset in September in El Divisadero?
In September, on the first day of the month, sunrise is at 05:40 and sunset at 18:03. On the last day of the month, in El Divisadero, El Salvador, sunrise is at 05:41 and sunset at 17:42 CST.
How long on average sun shines in September in El Divisadero?
In El Divisadero, El Salvador, the average sunshine duration in September is 9h.
What are the months with the highest UV index in El Divisadero?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
When is the lowest UV index in El Divisadero?
The months with the lowest UV index in El Divisadero are January through December, with an average maximum UV index of 7.
What is the UV index reading in September in El Divisadero?
In September, the average daily maximum UV index in El Divisadero, El Salvador, is 7. A UV Index reading of 6 to 7 represents a high health threat from unsafe 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 - El Divisadero, El Salvador
Average temperature in September
El Divisadero, El Salvador
  • Average high temperature in September: 31.8°C

The warmest month (with the highest average high temperature) is April (34.4°C).
The month with the lowest average high temperature is October (30.6°C).

  • Average low temperature in September: 23.5°C

The month with the highest average low temperature is April (25.8°C).
The coldest months (with the lowest average low temperature) are January and December (21.8°C).

Average pressure in September - El Divisadero, El Salvador
Average pressure in September
El Divisadero, El Salvador
  • Average pressure in September: 1011.4mbar

The month with the highest atmospheric pressure is January (1013.3mbar).
The month with the lowest atmospheric pressure is October (1011.2mbar).

Average wind speed in September - El Divisadero, El Salvador
Average wind speed in September
El Divisadero, El Salvador
  • Average wind speed in September: 5.6km/h

The windiest month (with the highest average wind speed) is January (9.8km/h).
The calmest month (with the lowest average wind speed) is September (5.6km/h).

Average humidity in September - El Divisadero, El Salvador
Average humidity in September
El Divisadero, El Salvador
  • Average humidity in September: 78%

The month with the highest relative humidity is October (80%).
The month with the lowest relative humidity is March (56%).

Average rainfall in September - El Divisadero, El Salvador
Average rainfall in September
El Divisadero, El Salvador
  • Average rainfall in September: 171mm

The wettest month (with the highest rainfall) is October (193mm).
The driest month (with the least rainfall) is January (1mm).

Average rainfall days in September - El Divisadero, El Salvador
Average rainfall days in September
El Divisadero, El Salvador
  • Average rainfall days in September: 28.4 days

The month with the highest number of rainy days is September (28.4 days).
The month with the least rainy days is January (1.8 days).

Average daylight in September / Average sunshine in September - El Divisadero, El Salvador
Average daylight in September /
Average sunshine in September
El Divisadero, 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: 9h and 0min

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

Average sunshine days in September - El Divisadero, El Salvador
Average sunshine days in September
El Divisadero, El Salvador
  • Average sunshine days in September: 0.6 days

The month with the most sunshine days is January (28.6 days).
The month with the least sunshine days is September (0.6 days).

Average UV index in September - El Divisadero, El Salvador
Average UV index in September
El Divisadero, El Salvador
  • Average UV index in September: 7

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

Average cloud cover in September - El Divisadero, El Salvador
Average cloud cover in September
El Divisadero, El Salvador
  • Average cloud cover in September: 37

The months with the most cloud cover are September and October (Cloud cover 37).
The month with the least cloud cover is January (Cloud cover 12).

Average visibility in September - El Divisadero, El Salvador
Average visibility in September
El Divisadero, El Salvador
  • Average visibility in September: 9km

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

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