Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The advent of September sees the average high-temperature at a still warm 24.9°C (76.8°F), subtly shifted from August's 25.2°C (77.4°F). During the month of September, Rionegro's nighttime temperature lowers to an average of 13.1°C (55.6°F).Humidity
The average relative humidity in September is 76%.Rainfall
In Rionegro, Colombia, in September, during 24.9 rainfall days, 176mm (6.93") of precipitation is typically accumulated. Throughout the year, in Rionegro, there are 321.7 rainfall days, and 2638mm (103.86") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 9min.On the first day of September, sunrise is at 05:54 and sunset at 18:08. On the last day of the month, sunrise is at 05:49 and sunset at 17:53 -05.
Sunshine
The average sunshine in September in Rionegro is 9.9h.UV index
January through September and December, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What are the temperatures in Rionegro in September?
What is the average humidity in September in Rionegro?
How much does it rain in Rionegro in September?
What is the average length of the day in September in Rionegro?
When are sunrise and sunset in September in Rionegro?
How long on average sun shines in September in Rionegro?
What are the months with the highest UV index in Rionegro?
What is the UV index reading in September in Rionegro?
Average temperature in September
Rionegro, Colombia
- Average high temperature in September: 24.9°C
The warmest month (with the highest average high temperature) is August (25.2°C).
The month with the lowest average high temperature is November (22.1°C).
- Average low temperature in September: 13.1°C
The month with the highest average low temperature is April (14.3°C).
The coldest months (with the lowest average low temperature) are January and July (12.8°C).
Average pressure in September
Rionegro, Colombia
- Average pressure in September: 1012.4mbar
The months with the highest atmospheric pressure are May and September (1012.4mbar).
The months with the lowest atmospheric pressure are February and December (1011.7mbar).
Average wind speed in September
Rionegro, Colombia
- Average wind speed in September: 3.6km/h
The windiest month (with the highest average wind speed) is July (4.2km/h).
The calmest month (with the lowest average wind speed) is November (2.5km/h).
Average humidity in September
Rionegro, Colombia
- Average humidity in September: 76%
The month with the highest relative humidity is November (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Rionegro, Colombia
- Average rainfall in September: 176mm
The wettest month (with the highest rainfall) is October (353mm).
The driest month (with the least rainfall) is January (125mm).
Average rainfall days in September
Rionegro, Colombia
- Average rainfall days in September: 24.9 days
The months with the highest number of rainy days are May and October (29.4 days).
The month with the least rainy days is January (23.3 days).
Average daylight in September /
Average sunshine in September
Rionegro, Colombia
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in September
Rionegro, Colombia
- Average sunshine days in September: 2.5 days
The month with the most sunshine days is January (5.2 days).
The month with the least sunshine days is November (0.2 days).
Average UV index in September
Rionegro, Colombia
- Average UV index in September: 5
The months with the highest UV index are January, February, March, April, May, June, July, August, September and December (UV index 5).
The months with the lowest UV index are October and November (UV index 4).
Average cloud cover in September
Rionegro, Colombia
- Average cloud cover in September: 38
The month with the most cloud cover is November (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Rionegro, Colombia
- Average visibility in September: 8km
The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are April, May, October, November and December (7km).
Rionegro, Colombia
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