September weather forecast
Buenaventura, Colombia

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Weather in September

September in Buenaventura brings a slight respite from the heavy rainfall of prior months. As the persistent rain abates, the city readies itself to welcome moderate weather changes. Sunshine duration and UV index continues to show signs of improvement, while the prevailing pattern of overcast skies remains. A dip in the rainfall levels to 269mm (10.59") introduces September, indicating notable changes in the region's vegetation as drier conditions return. As October advances, this pattern of reduced rain and increasing sunlight continues.

Temperature

Buenaventura signifies an average high-temperature of a still warm 28.1°C (82.6°F) in September, closely mirroring the 28.3°C (82.9°F) of August. Throughout September, an average low-temperature of 22.5°C (72.5°F) is expected in Buenaventura, Colombia.

Heat index

In September, the heat index is computed to be a hot 34°C (93.2°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', ties air temperature with relative humidity to produce the perceived temperature sensation. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

The months with the highest humidity in Buenaventura, Colombia, are April, May, September through December, with an average relative humidity of 88%.

Rainfall

In Buenaventura, during September, the rain falls for 29.4 days and regularly aggregates up to 269mm (10.59") of precipitation. Throughout the year, in Buenaventura, there are 337.3 rainfall days, and 2750mm (108.27") of precipitation is accumulated.

Sea temperature

In September, the average sea temperature is 27°C (80.6°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in September is 12h and 8min.
On the first day of September in Buenaventura, sunrise is at 06:02 and sunset at 18:13. On the last day of the month, sunrise is at 05:55 and sunset at 18:00 -05.

Sunshine

In Buenaventura, Colombia, the average sunshine in September is 5.7h.

UV index

The months with the highest UV index in Buenaventura are January through September, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Notice! The Sun's UV exposure elevates with sand and water reflections.

Frequently asked questions

How hot is it in Buenaventura in September?

An average high-temperature, in September, in Buenaventura, is 28.1°C (82.6°F) and the average low-temperature is 22.5°C (72.5°F). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 34°C (93.2°F).

What are the most humid months in Buenaventura?

The months with the highest humidity in Buenaventura are April, May, September through December, with an average relative humidity of 88%.

What is the average humidity in September in Buenaventura?

In Buenaventura, Colombia, the average relative humidity in September is 88%.

How many days does it rain in September in Buenaventura?

In Buenaventura, Colombia, during September, the rain falls for 29.4 days and regularly aggregates up to 269mm (10.59") of precipitation.

What is the sea water temperature in September in Buenaventura?

In Buenaventura, Colombia, the average seawater temperature in September is 27°C (80.6°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Buenaventura have in September?

The average day length in September in Buenaventura is 12h and 8min.

When are sunrise and sunset in September in Buenaventura?

In September, on the first day of the month, sunrise is at 06:02 and sunset at 18:13. On the last day of the month, in Buenaventura, sunrise is at 05:55 and sunset at 18:00 -05.

How many hours of sunshine does Buenaventura have in September?

In Buenaventura, Colombia, the average sunshine duration in September is 5.7h.

What is the month with the highest UV index in Buenaventura?

The months with the highest UV index in Buenaventura are January through September, November and December, with an average maximum UV index of 6.

What is the UV index intensity in September in Buenaventura?

In Buenaventura, Colombia, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.

Average temperature in September
Buenaventura, Colombia

Average temperature in September - Buenaventura, Colombia
  • Average high temperature in September: 28.1°C

The warmest month (with the highest average high temperature) is March (29.1°C).
The months with the lowest average high temperature are October, November and December (27.9°C).

  • Average low temperature in September: 22.5°C

The month with the highest average low temperature is June (23.1°C).
The coldest month (with the lowest average low temperature) is October (22.4°C).

Average pressure in September
Buenaventura, Colombia

Average pressure in September - Buenaventura, Colombia
  • Average pressure in September: 1012mbar

The month with the highest atmospheric pressure is September (1012mbar).
The month with the lowest atmospheric pressure is February (1011mbar).

Average wind speed in September
Buenaventura, Colombia

Average wind speed in September - Buenaventura, Colombia
  • Average wind speed in September: 5.4km/h

The windiest months (with the highest average wind speed) are January and December (6km/h).
The calmest months (with the lowest average wind speed) are April and May (5.1km/h).

Average humidity in September
Buenaventura, Colombia

Average humidity in September - Buenaventura, Colombia
  • Average humidity in September: 88%

The months with the highest relative humidity are April, May, September, October, November and December (88%).
The months with the lowest relative humidity are January, February and March (86%).

Average rainfall in September
Buenaventura, Colombia

Average rainfall in September - Buenaventura, Colombia
  • Average rainfall in September: 269mm

The wettest month (with the highest rainfall) is October (309mm).
The driest month (with the least rainfall) is February (126mm).

Average rainfall days in September
Buenaventura, Colombia

Average rainfall days in September - Buenaventura, Colombia
  • Average rainfall days in September: 29.4 days

The month with the highest number of rainy days is August (30.6 days).
The month with the least rainy days is April (25.3 days).

Average sea temperature in September
Buenaventura, Colombia

Average sea temperature in September - Buenaventura, Colombia
  • Average sea temperature in September: 27°C

The best month for swimming (with the highest average sea temperature) is May (28.2°C).
The coldest months (with the lowest average sea temperature) are January, November and December (26.8°C).

Average daylight in September /
Average sunshine in September
Buenaventura, Colombia

Average daylight in September / Average sunshine in September - Buenaventura, Colombia
  • Average daylight in September: 12h and 1min

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

  • Average sunshine in September: 5h and 4min

The month with the most sunshine is May (Average sunshine: 7h and 18min).
The months with the least sunshine are August and December (Average sunshine: 4h and 54min).

Average sunshine days in September
Buenaventura, Colombia

Average sunshine days in September - Buenaventura, Colombia
  • Average sunshine days in September: 0.4 days

The month with the most sunshine days is March (4.2 days).
The month with the least sunshine days is August (0.3 days).

Average UV index in September
Buenaventura, Colombia

Average UV index in September - Buenaventura, Colombia
  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
The month with the lowest UV index is October (UV index 5).

Average cloud cover in September
Buenaventura, Colombia

Average cloud cover in September - Buenaventura, Colombia
  • Average cloud cover in September: 68

The month with the most cloud cover is August (Cloud cover 69).
The month with the least cloud cover is February (Cloud cover 56).

Average visibility in September
Buenaventura, Colombia

Average visibility in September - Buenaventura, Colombia
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).

Buenaventura, Colombia

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