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
September
Weather in September
Temperature
The onset of September notes an average high-temperature of a still agreeable 20.8°C (69.4°F), subtly shifted from August's 20.4°C (68.7°F). Throughout September in La Isla, a steady low-temperature average of 11°C (51.8°F) is noted.Humidity
The least humid month is September, with an average relative humidity of 74%.Rainfall
In September, in La Isla, the rain falls for 8.3 days. Throughout September, 28mm (1.1") of precipitation is accumulated. In La Isla, during the entire year, the rain falls for 163.9 days and collects up to 718mm (28.27") of precipitation.Daylight
In September, the average length of the day in La Isla is 12h and 8min.On the first day of the month, sunrise is at 05:50 and sunset at 18:02. On the last day of September, in La Isla, sunrise is at 05:44 and sunset at 17:48 -05.
Sunshine
The average sunshine in September in La Isla is 9.7h.UV index
The months with the lowest UV index are January, May through December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for La Isla in September?
What is the least humid month in La Isla?
What is the average humidity in September in La Isla?
How many days does it rain in September in La Isla?
What is the average length of the day in September in La Isla?
When are sunrise and sunset in September in La Isla?
How many hours of sunshine does La Isla have in September?
What is the month with the lowest UV index in La Isla?
What is the UV index intensity in September in La Isla?
Average temperature in September
La Isla, Colombia
- Average high temperature in September: 20.8°C
The warmest month (with the highest average high temperature) is February (21°C).
The months with the lowest average high temperature are April and June (19.4°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is March (12.1°C).
The coldest month (with the lowest average low temperature) is January (10.4°C).
Average pressure in September
La Isla, Colombia
- Average pressure in September: 1014.4mbar
The month with the highest atmospheric pressure is July (1015.3mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in September
La Isla, Colombia
- Average wind speed in September: 5km/h
The windiest month (with the highest average wind speed) is July (5.6km/h).
The calmest month (with the lowest average wind speed) is November (3.4km/h).
Average humidity in September
La Isla, Colombia
- Average humidity in September: 74%
The month with the highest relative humidity is November (85%).
The month with the lowest relative humidity is September (74%).
Average rainfall in September
La Isla, Colombia
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is October (115mm).
The driest month (with the least rainfall) is August (26mm).
Average rainfall days in September
La Isla, Colombia
- Average rainfall days in September: 8.3 days
The month with the highest number of rainy days is March (18.8 days).
The month with the least rainy days is August (7.9 days).
Average daylight in September /
Average sunshine in September
La Isla, Colombia
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 54min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 8h and 18min).
Average sunshine days in September
La Isla, Colombia
- Average sunshine days in September: 20.2 days
The month with the most sunshine days is August (21.5 days).
The months with the least sunshine days are February and March (10.8 days).
Average UV index in September
La Isla, Colombia
- Average UV index in September: 4
The months with the highest UV index are February, March and April (UV index 5).
The months with the lowest UV index are January, May, June, July, August, September, October, November and December (UV index 4).
Average cloud cover in September
La Isla, Colombia
- Average cloud cover in September: 29
The month with the most cloud cover is November (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in September
La Isla, Colombia
- Average visibility in September: 10km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are April, May, October, November and December (8km).
