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
September records an average high-temperature of an enjoyable 17.2°C (63°F), indicating a minor variation from the preceding month. Portezuelo's nights in September cool down to an average low-temperature of 5.6°C (42.1°F).Humidity
In Portezuelo, Chile, the average relative humidity in September is 74%.Rainfall
In September, in Portezuelo, the rain falls for 9.4 days. Throughout September, 58mm (2.28") of precipitation is accumulated. Throughout the year, in Portezuelo, Chile, there are 88.3 rainfall days, and 706mm (27.8") of precipitation is accumulated.Daylight
The average length of the day in September is 11h and 53min.On the first day of September in Portezuelo, sunrise is at 07:08 and sunset at 18:30 -04. On the last day of the month, sunrise is at 07:25 and sunset at 19:53 -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 Portezuelo, the average sunshine in September is 7.8h.UV index
The months with the lowest UV index in Portezuelo, Chile, are May through July and September, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a daily UV index of 3 turns into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. It's recommended to limit sun exposure when its radiation is at its peak during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Portezuelo?
What is the average humidity in September in Portezuelo?
How many days does it rain in September in Portezuelo?
What is the average length of the day in September in Portezuelo?
When are sunrise and sunset in September in Portezuelo?
When does Daylight Saving Time (DST) start in September in Portezuelo?
How many hours of sunshine does Portezuelo have in September?
When is the lowest UV index in Portezuelo?
What is the UV index intensity in September in Portezuelo?
Average temperature in September
Portezuelo, Chile
- Average high temperature in September: 17.2°C
The warmest month (with the highest average high temperature) is January (30.9°C).
The month with the lowest average high temperature is July (12.4°C).
- Average low temperature in September: 5.6°C
The month with the highest average low temperature is January (13.4°C).
The coldest month (with the lowest average low temperature) is July (4.7°C).
Average pressure in September
Portezuelo, Chile
- Average pressure in September: 1019.7mbar
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
Portezuelo, Chile
- Average wind speed in September: 10.5km/h
The windiest month (with the highest average wind speed) is January (12.5km/h).
The calmest month (with the lowest average wind speed) is May (9.5km/h).
Average humidity in September
Portezuelo, Chile
- Average humidity in September: 74%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is January (50%).
Average rainfall in September
Portezuelo, Chile
- Average rainfall in September: 58mm
The wettest month (with the highest rainfall) is June (178mm).
The driest month (with the least rainfall) is January (5mm).
Average rainfall days in September
Portezuelo, Chile
- Average rainfall days in September: 9.4 days
The months with the highest number of rainy days are July and August (13.7 days).
The month with the least rainy days is January (1.8 days).
Average daylight in September /
Average sunshine in September
Portezuelo, 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 42min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is January (Average sunshine: 11h and 48min).
The month with the least sunshine is June (Average sunshine: 6h and 6min).
Average sunshine days in September
Portezuelo, Chile
- Average sunshine days in September: 19.2 days
The month with the most sunshine days is January (29 days).
The month with the least sunshine days is July (16.5 days).
Average UV index in September
Portezuelo, Chile
- Average UV index in September: 3
The months with the highest UV index are January and February (UV index 6).
The months with the lowest UV index are May, June, July and September (UV index 3).
Average cloud cover in September
Portezuelo, Chile
- Average cloud cover in September: 33
The months with the most cloud cover are June, July and August (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 8).
Average visibility in September
Portezuelo, Chile
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).
