September weather forecast and climate
San Juan de Atacuari, Colombia

Weather in September

The first month of the spring, September, is also a hot month in San Juan de Atacuari, Colombia, with average temperature varying between 22.2°C (72°F) and 33.7°C (92.7°F).

Temperature

September is the warmest month, with an average high-temperature of 33.7°C (92.7°F) and an average low-temperature of 22.2°C (72°F).

Heat index

In September, the average heat index is evaluated at a blazing hot 48.8°C (119.8°F). Be wary - heat exhaustion and heat cramps are highly anticipated. With continued activity, heatstroke is very likely.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'apparent temperature', 'real feel', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, clothing, pregnancy). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. 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. 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

Months with the lowest humidity in San Juan de Atacuari are August and September, with an average relative humidity of 76%.

Rainfall

In San Juan de Atacuari, in September, during 14.1 rainfall days, 39mm (1.54") of precipitation is typically accumulated. Throughout the year, in San Juan de Atacuari, Colombia, there are 241.2 rainfall days, and 1245mm (49.02") of precipitation is accumulated.

Daylight

In September, the average length of the day in San Juan de Atacuari is 12.1h.

Sunshine

In September, the average sunshine is 8.5h.

UV index

July through October, with an average maximum UV index of 7, are months with the highest UV index in San Juan de Atacuari. A UV Index of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in San Juan de Atacuari?

September is the warmest month in San Juan de Atacuari, with an average high-temperature of 33.7°C (92.7°F) and an average low-temperature of 22.2°C (72°F).

What is the temperature in September in San Juan de Atacuari?

In San Juan de Atacuari, in September, the average high-temperature is 33.7°C (92.7°F), and the average low-temperature is 22.2°C (72°F). In September, the average heat index (a.k.a. 'feels like', 'real feel'), that combines both air temperature and relative humidity, is estimated at 48.8°C (119.8°F).

What are the least humid months in San Juan de Atacuari?

August and September, with an average relative humidity of 76%, are the least humid months in San Juan de Atacuari.

What is the average humidity in September in San Juan de Atacuari?

In San Juan de Atacuari, the average relative humidity in September is 76%.

How much does it rain in San Juan de Atacuari in September?

In September, the rain falls for 14.1 days. Throughout September, 39mm (1.54") of precipitation is accumulated.

What is the average length of the day in September in San Juan de Atacuari?

The average length of the day in September in San Juan de Atacuari is 12.1h.

How many hours of sunshine does San Juan de Atacuari have in September?

In San Juan de Atacuari, the average sunshine in September is 8.5h.

When is the highest UV index in San Juan de Atacuari?

Months with the highest UV index in San Juan de Atacuari are July through October, with an average maximum UV index of 7.

What is the UV index reading in September in San Juan de Atacuari?

In San Juan de Atacuari, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to the UV radiation.

Average temperature in September
San Juan de Atacuari, Colombia

Average temperature in September - San Juan de Atacuari, Colombia
  • Average high temperature in September: 33.7°C

The warmest month (with the highest average high temperature) is September (33.7°C).
The month with the lowest average high temperature is May (29.9°C).

  • Average low temperature in September: 22.2°C

The month with the highest average low temperature is November (22.8°C).
The coldest month (with the lowest average low temperature) is July (20.8°C).

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Average pressure in September
San Juan de Atacuari, Colombia

Average pressure in September - San Juan de Atacuari, Colombia
  • Average pressure in September: 1010.5mbar

The month with the highest atmospheric pressure is July (1012.4mbar).
The month with the lowest atmospheric pressure is November (1008.1mbar).

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Average wind speed in September
San Juan de Atacuari, Colombia

Average wind speed in September - San Juan de Atacuari, Colombia
  • Average wind speed in September: 3.6km/h

The windiest months (with the highest average wind speed) are October and November (3.7km/h).
The calmest months (with the lowest average wind speed) are April and May (3.3km/h).

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Average humidity in September
San Juan de Atacuari, Colombia

Average humidity in September - San Juan de Atacuari, Colombia
  • Average humidity in September: 76%

Months with the highest relative humidity are January, February, March and April (90%).
Months with the lowest relative humidity are August and September (76%).

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Average rainfall in September
San Juan de Atacuari, Colombia

Average rainfall in September - San Juan de Atacuari, Colombia
  • Average rainfall in September: 39mm

The wettest month (with the highest rainfall) is December (182mm).
The driest month (with the least rainfall) is August (30mm).

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Average rainfall days in September
San Juan de Atacuari, Colombia

Average rainfall days in September - San Juan de Atacuari, Colombia
  • Average rainfall days in September: 14.1 days

The month with the highest number of rainy days is March (26.1 days).
The month with the least rainy days is August (12.8 days).

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Average daylight in September /
Average sunshine in September
San Juan de Atacuari, Colombia

Average daylight in September / Average sunshine in September - San Juan de Atacuari, Colombia
  • Average daylight in September: 12.1h

Months with the longest days are January, November and December (Average daylight: 12.3h).
Months with the shortest days are May, June and July (Average daylight: 11.9h).

  • Average sunshine in September: 8.5h

The month with the most sunshine is August (Average sunshine: 8.6h).
The month with the least sunshine is March (Average sunshine: 5.6h).

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Average sunshine days in September
San Juan de Atacuari, Colombia

Average sunshine days in September - San Juan de Atacuari, Colombia
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is August (17.3 days).
The month with the least sunshine days is March (3.9 days).

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Average UV index in September
San Juan de Atacuari, Colombia

Average UV index in September - San Juan de Atacuari, Colombia
  • Average UV index in September: 7

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

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Average cloud cover in September
San Juan de Atacuari, Colombia

Average cloud cover in September - San Juan de Atacuari, Colombia
  • Average cloud cover in September: 42

The month with the most cloud cover is March (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 40).

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Average visibility in September
San Juan de Atacuari, Colombia

Average visibility in September - San Juan de Atacuari, Colombia
  • Average visibility in September: 8km

Months with the highest visibility are August and September (8km).
Months with the lowest visibility are January, March, April and December (5km).

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