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
With the start of September, Longaví measures an average high-temperature of an enjoyable 17.4°C (63.3°F), not significantly differing from August's 14.6°C (58.3°F). During September nights, Longaví records an average temperature of 5.7°C (42.3°F).Humidity
The average relative humidity in September in Longaví is 71%.Rainfall
In Longaví, in September, it is raining for 8.5 days, with typically 51mm (2.01") of accumulated precipitation. In Longaví, during the entire year, the rain falls for 76.4 days and collects up to 600mm (23.62") of precipitation.Daylight
In Longaví, the average length of the day in September is 11h and 53min.On the first day of the month, sunrise is at 07:05 and sunset at 18:27 -04. On the last day of September, in Longaví, sunrise is at 07:23 and sunset at 19:49 -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
The average sunshine in September in Longaví, Chile, is 8.3h.UV index
May through July and September, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the UV index of 3 transforms into the following advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Longaví?
What is the average humidity in September in Longaví?
How many days does it rain in September in Longaví?
What is the average length of the day in September in Longaví?
What time are sunrise and sunset in September in Longaví?
When does Daylight Saving Time (DST) start in September in Longaví?
How many hours of sunshine does Longaví have in September?
When is the lowest UV index in Longaví?
What is the UV index reading in September in Longaví?
Average temperature in September
Longaví, Chile
- Average high temperature in September: 17.4°C
The warmest month (with the highest average high temperature) is January (31.4°C).
The month with the lowest average high temperature is July (12.8°C).
- Average low temperature in September: 5.7°C
The month with the highest average low temperature is January (13.2°C).
The coldest month (with the lowest average low temperature) is July (4.5°C).
Average pressure in September
Longaví, Chile
- Average pressure in September: 1019.5mbar
The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is February (1013.8mbar).
Average wind speed in September
Longaví, Chile
- Average wind speed in September: 7.9km/h
The windiest month (with the highest average wind speed) is January (9.4km/h).
The calmest month (with the lowest average wind speed) is May (7.3km/h).
Average humidity in September
Longaví, Chile
- Average humidity in September: 71%
The months with the highest relative humidity are July and August (77%).
The month with the lowest relative humidity is January (47%).
Average rainfall in September
Longaví, Chile
- Average rainfall in September: 51mm
The wettest month (with the highest rainfall) is June (151mm).
The driest month (with the least rainfall) is January (3mm).
Average rainfall days in September
Longaví, Chile
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is August (12.4 days).
The month with the least rainy days is February (1.6 days).
Average daylight in September /
Average sunshine in September
Longaví, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 36min).
The month with the shortest days is June (Average daylight: 9h and 48min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is January (Average sunshine: 11h and 36min).
The months with the least sunshine are June and July (Average sunshine: 7h and 30min).
Average sunshine days in September
Longaví, Chile
- Average sunshine days in September: 20.7 days
The month with the most sunshine days is March (29 days).
The month with the least sunshine days is June (17.4 days).
Average UV index in September
Longaví, Chile
- Average UV index in September: 3
The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are May, June, July and September (UV index 3).
Average cloud cover in September
Longaví, Chile
- Average cloud cover in September: 29
The months with the most cloud cover are June and August (Cloud cover 36).
The months with the least cloud cover are January and February (Cloud cover 6).
Average visibility in September
Longaví, Chile
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).
