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
Pasto's average high-temperature in September is a still pleasant 22.3°C (72.1°F), indicating a subtle variation from August. September brings with it a nighttime average temperature of 12.3°C (54.1°F).Humidity
The average relative humidity in September is 73%.Rainfall
In Pasto, Colombia, in September, during 23.1 rainfall days, 85mm (3.35") of precipitation is typically accumulated. Throughout the year, in Pasto, there are 317.6 rainfall days, and 1710mm (67.32") of precipitation is accumulated.Daylight
The average length of the day in September in Pasto is 12h and 7min.On the first day of September in Pasto, sunrise is at 06:04 and sunset at 18:13. On the last day of the month, sunrise is at 05:55 and sunset at 18:02 -05.
Sunshine
The month with the most sunshine in Pasto, Colombia, is September, with an average of 9.9h of sunshine.UV index
February, April through September and December, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 5 suggests this advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Pasto?
What is the average humidity in September in Pasto?
How many days does it rain in September in Pasto?
How many hours of daylight does Pasto have in September?
When are sunrise and sunset in September in Pasto?
What month has the most sunshine in Pasto?
How long on average sun shines in September in Pasto?
What are the months with the highest UV index in Pasto?
What is the UV index intensity in September in Pasto?
Average temperature in September
Pasto, Colombia
- Average high temperature in September: 22.3°C
The warmest month (with the highest average high temperature) is August (22.4°C).
The months with the lowest average high temperature are November and December (20.2°C).
- Average low temperature in September: 12.3°C
The month with the highest average low temperature is February (12.9°C).
The coldest month (with the lowest average low temperature) is July (12°C).
Average pressure in September
Pasto, Colombia
- Average pressure in September: 1014mbar
The month with the highest atmospheric pressure is July (1014.7mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed in September
Pasto, Colombia
- Average wind speed in September: 5.2km/h
The windiest month (with the highest average wind speed) is July (7.1km/h).
The calmest month (with the lowest average wind speed) is February (3.5km/h).
Average humidity in September
Pasto, Colombia
- Average humidity in September: 73%
The month with the highest relative humidity is November (87%).
The month with the lowest relative humidity is August (71%).
Average rainfall in September
Pasto, Colombia
- Average rainfall in September: 85mm
The wettest month (with the highest rainfall) is April (209mm).
The driest month (with the least rainfall) is August (72mm).
Average rainfall days in September
Pasto, Colombia
- Average rainfall days in September: 23.1 days
The month with the highest number of rainy days is October (29.1 days).
The month with the least rainy days is July (22.4 days).
Average daylight in September /
Average sunshine in September
Pasto, Colombia
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 6min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is September (Average sunshine: 9h and 54min).
The months with the least sunshine are March and April (Average sunshine: 6h and 30min).
Average sunshine days in September
Pasto, Colombia
- Average sunshine days in September: 3.1 days
The month with the most sunshine days is August (3.3 days).
The months with the least sunshine days are April and November (1.4 days).
Average UV index in September
Pasto, Colombia
- Average UV index in September: 5
The months with the highest UV index are February, April, May, June, July, August, September and December (UV index 5).
The months with the lowest UV index are January, March, October and November (UV index 4).
Average cloud cover in September
Pasto, Colombia
- Average cloud cover in September: 30
The month with the most cloud cover is November (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Pasto, Colombia
- Average visibility in September: 9km
The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are March and November (7km).
Pasto, Colombia
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