Weather in Denizli in September 2025
Average weather
Average temperature in Denizli in September
Going from a maximum of +37°C during the day to a minimum of +17°C during the night, the temperature in September averages around +34°C.
The average maximum temperature goes down 40% by the end of the month, compared with the beginning of the month, from +36°C to +28°C.
Is Denizli warm or cold in September?
Denizli is typically hot in September.
Maximum temperatures go down compared to the previous month from +35°C to +31°C. The minimum temperature also goes down from +22°C to +18°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
Take a look at how September is compared to other months in Denizli:
Climate in Denizli in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +35°C | +31°C | +25°C | ||||
| Min. temperature | ||||||
| +15°C | +9°C | +3°C | ||||
| Max. temperature | ||||||
| +44°C | +41°C | +37°C | ||||
| Rainfall | ||||||
| 4 mm | 9 mm | 30 mm | ||||
| Wind | ||||||
| 1 m/s | 0 m/s | 0 m/s | ||||
| Humidity | ||||||
| 41% | 46% | 56% | ||||
| Air pressure | ||||||
| 1008 HPa | 1012 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 26 | 23 | 17 | ||||
| Cloudy days | ||||||
| 1 | 2 | 7 | ||||
| Rainy days | ||||||
| 3 | 4 | 7 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September often has better weather than August. It’s getting colder in September. From +35°C in the day, the average maximum temperature lowers to +31°C. Prepare for more rain. Average rainfall goes from 4 mm to 9 mm. Humidity rises from 41% to 46%. Winds are calmer in comparison to August, going down from 1 m/s to 0 m/s on average. The days becoming less sunny, going from 26 sunny days in August to 23 in September.
October brings much the same weather, it remains great.
Wind
The average wind speed is 1 m/s getting up to 2 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Denizli is gradually decreasing during September, going from 1 m/s to 0 m/s over the course of the month.
Rain
How was the weather last September in Denizli?
Climate Change over Years
The climate in Denizli in September has not changed much over the last 43 years.
The average temperature was the lowest in 1983 (+22°C) and the highest in 2023 (+26°C). The driest year was 2008 with only 256 mm of rainfall, and the wettest year was 2009 with 707 mm.
FAQ
Is September a good time to visit Denizli?
Can you sunbathe in Denizli in September?
Is Denizli rainy in September?
Is it sunny in Denizli in September?
Other cities in Turkey
Monthly weather in Denizli
Source of the data
For this page, we’ve looked at the typical weather in Denizli, 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.