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 snowfall in September
- Average snowfall 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 average high-temperature during September registers at a still moderate 14.8°C (58.6°F), closely corresponding to the preceding month. An average nighttime temperature of 3.8°C (38.8°F) is witnessed throughout September.Humidity
The average relative humidity in September is 52%.Rainfall
In Vitacura, Chile, during September, the rain falls for 5.4 days and regularly aggregates up to 14mm (0.55") of precipitation. In Vitacura, during the entire year, the rain falls for 47 days and collects up to 181mm (7.13") of precipitation.Snowfall
January through June, August through December are months without snowfall.Daylight
The average length of the day in September is 11h and 54min.On the first day of the month, sunrise is at 06:58 and sunset at 18:25 -04. On the last day of September, in Vitacura, sunrise is at 07:19 and sunset at 19:44 -03.
Note: On Sunday, 08. September 2024, at 00:00, Daylight Saving Time starts, and the time zone changes from -04 to -03. Daylight Saving Time lasts until Sunday, 06. April 2025, at 00:00; consequently, the time zone reverts from -03 to -04.
Sunshine
In September, the average sunshine is 9h.UV index
The months with the lowest UV index are May through September, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, an average UV index of 3 transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Vitacura?
What is the average humidity in September in Vitacura?
How much does it rain in Vitacura in September?
When it does not snow in Vitacura?
What is the average length of the day in September in Vitacura?
When is the sunrise / sunset in September in Vitacura?
When does Daylight Saving Time (DST) start in September in Vitacura?
How many hours of sunshine does Vitacura have in September?
What is the month with the lowest UV index in Vitacura?
How high is the UV index in September in Vitacura?
Average temperature in September
Vitacura, Chile
- Average high temperature in September: 14.8°C
The warmest month (with the highest average high temperature) is January (25.3°C).
The month with the lowest average high temperature is July (10.8°C).
- Average low temperature in September: 3.8°C
The month with the highest average low temperature is January (12.3°C).
The coldest month (with the lowest average low temperature) is July (1.4°C).
Average pressure in September
Vitacura, Chile
- Average pressure in September: 1018.9mbar
The month with the highest atmospheric pressure is July (1019.6mbar).
The month with the lowest atmospheric pressure is February (1014.4mbar).
Average wind speed in September
Vitacura, Chile
- Average wind speed in September: 8.4km/h
The windiest month (with the highest average wind speed) is June (9.5km/h).
The calmest months (with the lowest average wind speed) are March and April (7.2km/h).
Average humidity in September
Vitacura, Chile
- Average humidity in September: 52%
The month with the highest relative humidity is July (54%).
The months with the lowest relative humidity are March and April (36%).
Average rainfall in September
Vitacura, Chile
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is June (62mm).
The driest months (with the least rainfall) are February and March (1mm).
Average rainfall days in September
Vitacura, Chile
- Average rainfall days in September: 5.4 days
The month with the highest number of rainy days is June (7 days).
The month with the least rainy days is February (1.1 days).
Average snowfall in September
Vitacura, Chile
- Average snowfall in September: 0mm
The month with the highest snowfall is July (4mm).
The months with the least snowfall are January, February, March, April, May, June, August, September, October, November and December (0mm).
Average snowfall days in September
Vitacura, Chile
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is July (0.6 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Vitacura, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is February (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 8h and 18min).
Average sunshine days in September
Vitacura, Chile
- Average sunshine days in September: 23.9 days
The month with the most sunshine days is March (29.3 days).
The month with the least sunshine days is June (22.8 days).
Average UV index in September
Vitacura, Chile
- Average UV index in September: 3
The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover in September
Vitacura, Chile
- Average cloud cover in September: 19
The month with the most cloud cover is June (Cloud cover 25).
The month with the least cloud cover is February (Cloud cover 3).
Average visibility in September
Vitacura, Chile
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
