Denizli climate — normals and trends
Denizli (Republic of Türkiye) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.0 °C and it receives 463 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (26.3 °C on average) and the coldest is January (4.3 °C). Rainfall peaks in January.
Denizli averages 44 frost days, 78 hot days (≥ 30 °C) and 72 rainy days per year.
Denizli has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.
The number of frost days there went from about 57 to 31 per year over the period.
The hottest day of the period reached 41.3 °C (on 27 July 2025) and the coldest -32.2 °C (on 5 January 1942).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
DenizliDenizli
- coords
- 37.77°, 29.09°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.0°C
Average daily high
20.8°C
Average daily low
9.2°C
Annual rainfall
463mm
Sunshine / day
10.6h
Mean relative humidity
56%
Average peak wind
9.5km/h
Seasonal range
22.0°C
Frost days (< 0 °C)
44 d/yr
Hot days (≥ 30 °C)
78 d/yr
Rainy days (≥ 1 mm)
72 d/yr
Annual snowfall
19.0 cm
Average feels-like high
19.5 °C
Average feels-like low
7.2 °C
Average peak gust
31.4 km/h
Tropical nights (≥ 20 °C)
29 d/yr
Solar radiation
18.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.54 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
41.3 °C
27 July 2025
Coldest day
-32.2 °C
5 January 1942
Wettest day
74 mm
7 January 2012
Windiest day
29.0 km/h
5 March 1943
Strongest gust
103.0 km/h
18 April 2012
Hottest feels-like
43.5 °C
17 August 2023
Coldest feels-like
-37.5 °C
5 January 1942
Snowiest day
24.2 cm
4 January 2002
Sunniest day
14.0 h
17 May 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 13.8 °C | +4.9 °C | 49 mm | -27 mm |
| Feb | 9.9 °C | -0.8 °C | 15 mm | -51 mm |
| Mar | 20.5 °C | +6.5 °C | 13 mm | -46 mm |
| Apr | 19.4 °C | +0.4 °C | 81 mm | +38 mm |
| May | 26.6 °C | +2.4 °C | 53 mm | +18 mm |
| Jun | 33.5 °C | +4.4 °C | 4 mm | -12 mm |
| Jul | 37.8 °C | +5.1 °C | 4 mm | -1 mm |
| Aug | 36.4 °C | +3.7 °C | 1 mm | -2 mm |
| Sep | 31.3 °C | +2.9 °C | 6 mm | -4 mm |
| Oct | 23.0 °C | +0.5 °C | 38 mm | +10 mm |
| Nov | 21.1 °C | +4.9 °C | 23 mm | -26 mm |
| Dec | 12.4 °C | +1.8 °C | 30 mm | -45 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Denizli?
Denizli has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.0 °C and it receives 463 mm of precipitation per year.
What is the hottest day ever recorded in Denizli?
The hottest day measured in Denizli between 1940 and 2025 was 27 July 2025, reaching 41.3 °C.
What is the coldest day in Denizli?
The coldest day measured in Denizli between 1940 and 2025 was 5 January 1942, at -32.2 °C.
Does it snow in Denizli?
Yes. Denizli gets on average 19.0 cm of snow per year and has around 44 frost days.
Has the climate of Denizli warmed?
Yes: Denizli warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Denizli?
The wettest day measured in Denizli between 1940 and 2025 was 7 January 2012, with 74 mm of rain in 24 hours.
What was the windiest day in Denizli?
The windiest day measured in Denizli between 1940 and 2025 was 5 March 1943, with winds reaching 29.0 km/h.
What is the warmest month in Denizli?
The warmest month in Denizli is July (26.3 °C on average); the coldest is January (4.3 °C).
How much does it rain in Denizli?
Denizli receives on average 463 mm of precipitation per year, spread over about 72 rainy days.
Is it sunny in Denizli?
Denizli gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in Denizli?
The heaviest 24-hour snowfall measured in Denizli between 1940 and 2025 was 4 January 2002, with 24.2 cm.
Are there tropical nights in Denizli?
Yes: Denizli has on average 29 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Denizli?
In Denizli, between 1940 and 2025, the highest apparent temperature reached 43.5 °C on 17 August 2023, and the lowest was -37.5 °C on 5 January 1942.
Compare Denizli with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Denizli