September weather forecast and climate
El Flechao, Colombia

Weather in September

The first month of the autumn, September, is still a hot month in El Flechao, Colombia, with average temperature varying between 33.6°C (92.5°F) and 23.3°C (73.9°F).

Temperature

In September, the average high-temperature is essentially the same as in August - a still hot 33.6°C (92.5°F). In El Flechao, the average low-temperature is 23.3°C (73.9°F).

Heat index

In September, the average heat index is evaluated at a burning hot 51.1°C (124°F). Beware - heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'apparent temperature', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like activity, metabolic differences, pregnancy, and wind affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. 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 Flechao, the average relative humidity is 81%.

Rainfall

In El Flechao, Colombia, during September, the rain falls for 27.4 days and regularly aggregates up to 157mm (6.18") of precipitation. Throughout the year, in El Flechao, there are 269.3 rainfall days, and 1479mm (58.23") of precipitation is accumulated.

Daylight

In El Flechao, Colombia, the average length of the day in September is 12.2h.

Sunshine

In El Flechao, Colombia, the average sunshine is 9.2h.

UV index

The average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in El Flechao?

In September, in El Flechao, Colombia, the average high-temperature is 33.6°C (92.5°F), and the average low-temperature is 23.3°C (73.9°F). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), that takes the relative humidity and factores it into the air temperature reading, is estimated at 51.1°C (124°F).

What is the average humidity in September in El Flechao?

The average relative humidity in September in El Flechao is 81%.

How many days does it rain in September in El Flechao?

In September, in El Flechao, the rain falls for 27.4 days. Throughout September, 157mm (6.18") of precipitation is accumulated.

What is the average length of the day in September in El Flechao?

In El Flechao, Colombia, the average length of the day in September is 12.2h.

How many hours of sunshine does El Flechao have in September?

In September, the average sunshine in El Flechao is 9.2h.

What is the UV index reading in September in El Flechao?

In September, the average daily maximum UV index in El Flechao is 7. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation.

Average temperature in September
El Flechao, Colombia

Average temperature in September - El Flechao, Colombia
  • Average high temperature in September: 33.6°C

The warmest month (with the highest average high temperature) is February (37.6°C).
The month with the lowest average high temperature is November (31.9°C).

  • Average low temperature in September: 23.3°C

The month with the highest average low temperature is March (24.9°C).
The coldest month (with the lowest average low temperature) is December (22.4°C).

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Average pressure in September
El Flechao, Colombia

Average pressure in September - El Flechao, Colombia
  • Average pressure in September: 1009.4mbar

Months with the highest atmospheric pressure are May and September (1009.4mbar).
The month with the lowest atmospheric pressure is February (1008.8mbar).

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Average wind speed in September
El Flechao, Colombia

Average wind speed in September - El Flechao, Colombia
  • Average wind speed in September: 4.8km/h

The windiest months (with the highest average wind speed) are February and March (5.3km/h).
The calmest month (with the lowest average wind speed) is November (4.3km/h).

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Average humidity in September
El Flechao, Colombia

Average humidity in September - El Flechao, Colombia
  • Average humidity in September: 81%

Months with the highest relative humidity are October and November (85%).
The month with the lowest relative humidity is February (58%).

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Average rainfall in September
El Flechao, Colombia

Average rainfall in September - El Flechao, Colombia
  • Average rainfall in September: 157mm

The wettest month (with the highest rainfall) is October (253mm).
The driest month (with the least rainfall) is January (24mm).

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Average rainfall days in September
El Flechao, Colombia

Average rainfall days in September - El Flechao, Colombia
  • Average rainfall days in September: 27.4 days

The month with the highest number of rainy days is October (29 days).
The month with the least rainy days is January (10.6 days).

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Average daylight in September /
Average sunshine in September
El Flechao, Colombia

Average daylight in September / Average sunshine in September - El Flechao, Colombia
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 12.7h).
Months with the shortest days are January and December (Average daylight: 11.6h).

  • Average sunshine in September: 9.2h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 7.3h).

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Average sunshine days in September
El Flechao, Colombia

Average sunshine days in September - El Flechao, Colombia
  • Average sunshine days in September: 2 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is October (1.1 days).

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Average UV index in September
El Flechao, Colombia

Average UV index in September - El Flechao, Colombia
  • Average UV index in September: 7

The month with the highest UV index is February (UV index 8).
The month with the lowest UV index is October (UV index 6).

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Average cloud cover in September
El Flechao, Colombia

Average cloud cover in September - El Flechao, Colombia
  • Average cloud cover in September: 40

The month with the most cloud cover is October (Cloud cover 51).
The month with the least cloud cover is January (Cloud cover 21).

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Average visibility in September
El Flechao, Colombia

Average visibility in September - El Flechao, Colombia
  • Average visibility in September: 8km

Months with the highest visibility are January, February and March (10km).
Months with the lowest visibility are October and November (7km).

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