Weather in Cali in September 2025
Average weather
Average temperature in Cali in September
Going from a maximum of +31°C during the day to a minimum of +18°C during the night, the temperature in September averages around +29°C.
The average maximum temperature goes up 8% by the end of the month, compared with the beginning of the month, from +30°C to +31°C.
Is Cali warm or cold in September?
Cali is typically warm in September.
Maximum temperatures go down compared to the previous month from +29°C to +28°C. The minimum temperature also goes up from +21°C to +21°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how September is compared to other months in Cali:
Climate in Cali in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +29°C | +28°C | +28°C | ||||
| Min. temperature | ||||||
| +17°C | +17°C | +17°C | ||||
| Max. temperature | ||||||
| +33°C | +32°C | +33°C | ||||
| Rainfall | ||||||
| 161 mm | 214 mm | 355 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 77% | 77% | 80% | ||||
| Air pressure | ||||||
| 1014 HPa | 1014 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 0 | 0 | 0 | ||||
| Cloudy days | ||||||
| 1 | 0 | 0 | ||||
| Rainy days | ||||||
| 26 | 23 | 22 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September weather is still as ok as in August. It’s getting colder in September. From +29°C in the day, the average maximum temperature lowers to +28°C. Prepare for more rain. Average rainfall goes from 161 mm to 214 mm. Humidity levels don’t change as the month goes on, averaging around 77%. The average wind speed doesn’t change much during September, staying around 1 m/s. The amount of sunny days stay about the same, averaging 0 sunny days during the month.
October brings much the same weather, it remains ok.
Wind
The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Cali is gradually increasing during September, going from 3 m/s to 3 m/s over the course of the month.
Rain
How was the weather last September in Cali?
Climate Change over Years
The climate in Cali in September has not changed much over the last 43 years.
The average temperature was the lowest in 1984 (+27°C) and the highest in 2015 (+29°C). The driest year was 2023 with only 2229 mm of rainfall, and the wettest year was 1998 with 3725 mm.
FAQ
Is September a good time to visit Cali?
Can you sunbathe in Cali in September?
Is Cali rainy in September?
Is it sunny in Cali in September?
Other cities in Colombia
Monthly weather in Cali
Source of the data
For this page, we’ve looked at the typical weather in Cali, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.