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Denizli in September: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Denizli in September will be like? Take a look at our weather guide for Denizli, based on historical data.
Check flight prices to Denizli on Avionero:
September

Weather in Denizli in September 2025

Great Weather
Hot
☀️
Sunny
September is an ideal time to visit Denizli if you're seeking a destination with brilliant weather. Anticipate average maximum temperatures of +31°C and about 23 sunny days, ensuring you'll have ample opportunities to soak up the sunshine. It's worth noting, though, that there may be some rainfall, with approximately 9 mm of precipitation over an average of 4 rainy days. So, prepare your sunglasses, a beach towel, and great walking shoes, as it's most likely going to be amazing weather. Search flights in one click on Avionero.

Average weather

☀️
+31°C
Avg. max. temperature
+9°C
Min.
+41°C
Max.
9 mm
Total precipitation
46%
Avg. humidity
0 m/s
Avg. wind
23 ☀️
Sunny Days
2 ⛅️
Cloudy
4 🌦
Rainy
Our opinion: Denizli has great weather in September.

Average temperature in Denizli in September

Here are the expected maximum, average and minimum temperatures in Denizli for September based on the historical data.
Last Year
Historical Data

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

Denizli weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
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 mm9 mm30 mm
Wind
1 m/s0 m/s0 m/s
Humidity
41%46%56%
Air pressure
1008 HPa1012 HPa1015 HPa
Sunny days
262317
Cloudy days
127
Rainy days
347
Snowy days
000

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

Wind speed in Denizli in September based on historical data.
Last Year
Historical Data

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

Amount of rainfall in mm during September in Denizli based on historical data.
Last Year
Historical Data
Typically, there is a 30% chance of rain on an average day in September, with total rainfall of approximately 28 mm. The maximum amount of rainfall per day is around 8 mm, which is considered light rain. On average, there are about 9 rainy days during September, so prepare to bring an umbrella.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Denizli wettest month is January, where a typical day has a 35% chance of precipitation and 74 mm of rainfall per day. August, on the other hand, is the driest month with a mere 10% chance of precipitation and 4 mm of rainfall per day.

How was the weather last September in Denizli?

This is the weather in Denizli in September 2023:
1 September
☀️
+36°C
2 September
☀️
+33°C
3 September
☀️
+33°C
4 September
☀️
+33°C
5 September
☁️
+33°C
6 September
☀️
+36°C
7 September
☀️
+37°C
8 September
☀️
+35°C
9 September
☁️
+35°C
10 September
☀️
+34°C
11 September
☀️
+33°C
12 September
☀️
+33°C
13 September
☀️
+33°C
14 September
☀️
+33°C
15 September
☀️
+35°C
16 September
☀️
+34°C
17 September
☀️
+34°C
18 September
☀️
+33°C
19 September
☀️
+33°C
20 September
☀️
+33°C
21 September
☀️
+35°C
22 September
☀️
+34°C
23 September
☀️
+36°C
24 September
☀️
+35°C
25 September
☀️
+37°C
26 September
☁️
+36°C
27 September
☁️
+34°C
28 September
☀️
+31°C
29 September
☀️
+30°C
30 September
☁️
+28°C
In September 2023 Denizli had 25 sunny days, 5 cloudy days, and 0 rainy days. The average maximum temperature was +34°C, with an absolute maximum of +37°C and a minimum of +28°C. The average humidity was 41%, with a maximum of 100% and a minimum of 11%. The average wind speed was 1 m/s, with a maximum of 3 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change over Years

This is how Denizli climate have been changing during last 43 years period.

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

Frequently asked questions about the weather in Denizli in September:

Is September a good time to visit Denizli?

Yes, September is a great time to go to Denizli, the weather couldn’t be better. Be ready to get outside, explore and enjoy. Check what other months that are a good time to visit Denizli.

Can you sunbathe in Denizli in September?

Absolutely, September is hot in Denizli. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is Denizli rainy in September?

Denizli is usually dry in September. Plan your packing around outdoor activities and exploring.

Is it sunny in Denizli in September?

Yes, Denizli is sunny in September. Prepare for lots of rays. Don’t forget to pack your sunglasses and sunscreen, and maybe pick up a wide-brimmed hat when you arrive.

Other cities in Turkey

Check out the weather for 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.