Portillo in september: average Weather, Temperature and Climate
Weather in Portillo in september 2025
The weather in Portillo in september comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
very bad weather 634.5cm
Weather at 6am
27°F
Clear/Sunny
64% of time
18%
12%
3%
Weather at 12pm
38°F
Clear/Sunny
57% of time
16%
14%
11%
Weather at 6pm
23°F
Clear/Sunny
52% of time
19%
17%
9%
Weather at 3am
13°F
65%
17%
11%
4%
Evolution of daily average temperature and precipitation in Portillo in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Portillo in september.
The climate of Portillo in september is very bad
In september in Portillo, the climate is quite dry (with 2.4in of precipitation over 3 days). This is better than the previous month since in august it receives an average of 4in of precipitation over 5 days.
The climate is rather more than very fresh in this location this month. Do not forget to take with you warm clothes! The high seasonal norm is 38°F. In the morning the temperature drops to 25°F. Thus, the mean temperature average on this month of september in Portillo is 32°F. Note that these seasonal averages are in contrast with those observed in Portillo in the month of september with a maximum record of 56°F in 2021 and a minimum record of -4°F in 2021.
Day length in Portillo in september is 11:54. The sun rises at 07:39 and sunset is at 19:33.
September: another location in Chile?
If you want to go to Chile in september, there are destinations with better weather than Portillo:
In september, Iquique, Chañaral, Huasco, Copiapó, Taltal and Tocopilla have perfect weather.
Furthermore, Santiago, Caldera, Easter island, San Pedro de Atacama (Atacama Desert), Valparaiso and Constitucion have good weather.
Finally, Temuco, Archipielago Juan Fernandez, Bahía Mansa, Cobquecura, Lebu and Lota have a tolerable climate, but better than Portillo.
Seasonal average climate and temperature of Portillo in september
Check below seasonal norms These statistics are set from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 32°F | ||||
| Highest temperature | 38°F | ||||
| Lowest temperature | 25°F | ||||
| Highest record temperature | 56°F (2021) | ||||
| Lowest record temperature | -4°F (2021) | ||||
| Number of days at -32°F | 25 day(s) (83%) | ||||
| Wind | |||||
| Wind speed | 16km/h | ||||
| Wind temperature | 20°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.4in | ||||
| Number of days with rainfall | 3 day(s) (11%) | ||||
| Record daily rainfall | 2in (2009) | ||||
| Snowfall | 634.5cm | ||||
| Other climate data | |||||
| Humidity | 72% | ||||
| Visibility | 8.98km | ||||
| Cloud cover | 22% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:39 | ||||
| Time of sunset | 19:33 | ||||
| Length of day | 11:54 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last september?
Here is the day by day recorded weather in Portillo in september 2024:
22°F to 47°F
22°F to 38°F
16°F to 40°F
11°F to 40°F
22°F to 47°F
18°F to 38°F
16°F to 38°F
20°F to 41°F
20°F to 40°F
18°F to 36°F
9°F to 38°F
22°F to 38°F
7°F to 34°F
11°F to 38°F
13°F to 40°F
18°F to 47°F
16°F to 38°F
29°F to 41°F
4°F to 29°F
18°F to 38°F
14°F to 38°F
14°F to 31°F
14°F to 32°F
9°F to 32°F
7°F to 31°F
7°F to 38°F
14°F to 41°F
23°F to 45°F
32°F to 43°F
27°F to 32°F
Map: other cities in Chile in september
Cities near Portillo:
| Laguna del Inca in september | very bad weather |
| Los Andes in september | tolerable weather |
| San Felipe in september | tolerable weather |
| Santiago in september | good weather |
| Lampa in september | good weather |
| Puente Alto in september | good weather |
| Hacienda La Calera in september | good weather |
| Quillota in september | good weather |
| La Ligua in september | good weather |
| Quilpué in september | good weather |
| Punta pite in september | good weather |
| Viña del Mar in september | good weather |
Click over cities on the map for information about the weather in september.
Portillo
perfect weather
good
tolerable
bad
very bad
Weather data for Portillo in september:
Weather data for Portillo for september are derived from an average of the weather forecast since 2009 in Portillo. There is a margin of error and these forecasts are to be considered as general information only. The weather in Portillo can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Portillo.