Demirci climate — normals and trends
Demirci (Republic of Türkiye) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 12.4 °C and it receives 582 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 August (23.2 °C on average) and the coldest is January (2.2 °C). Rainfall peaks in December.
Demirci averages 68 frost days, 43 hot days (≥ 30 °C) and 91 rainy days per year.
Demirci has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 79 to 57 per year over the period.
The hottest day of the period reached 38.7 °C (on 13 July 2000) and the coldest -25.5 °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
DemirciManisa
- coords
- 39.05°, 28.66°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.4°C
Average daily high
18.3°C
Average daily low
6.9°C
Annual rainfall
582mm
Sunshine / day
10.4h
Mean relative humidity
65%
Average peak wind
11.6km/h
Seasonal range
21.0°C
Frost days (< 0 °C)
68 d/yr
Hot days (≥ 30 °C)
43 d/yr
Rainy days (≥ 1 mm)
91 d/yr
Annual snowfall
37.8 cm
Average feels-like high
16.7 °C
Average feels-like low
4.8 °C
Average peak gust
33.7 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
17.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °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
38.7 °C
13 July 2000
Coldest day
-25.5 °C
5 January 1942
Wettest day
76 mm
15 December 1981
Windiest day
36.0 km/h
3 April 1979
Strongest gust
110.2 km/h
5 February 2020
Hottest feels-like
41.1 °C
17 August 2023
Coldest feels-like
-30.5 °C
5 January 1942
Snowiest day
16.2 cm
7 January 2017
Sunniest day
14.0 h
9 July 2025
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 | 11.1 °C | +4.6 °C | 62 mm | -21 mm |
| Feb | 6.6 °C | -1.5 °C | 26 mm | -49 mm |
| Mar | 16.9 °C | +5.4 °C | 22 mm | -47 mm |
| Apr | 16.5 °C | +0.1 °C | 95 mm | +34 mm |
| May | 22.8 °C | +1.3 °C | 41 mm | -11 mm |
| Jun | 30.1 °C | +3.9 °C | 6 mm | -22 mm |
| Jul | 34.5 °C | +4.7 °C | 3 mm | -8 mm |
| Aug | 33.2 °C | +2.9 °C | 6 mm | -2 mm |
| Sep | 28.3 °C | +2.2 °C | 16 mm | +0 mm |
| Oct | 19.4 °C | -0.9 °C | 56 mm | +23 mm |
| Nov | 17.9 °C | +4.0 °C | 27 mm | -33 mm |
| Dec | 9.9 °C | +1.5 °C | 29 mm | -58 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 Demirci?
Demirci has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 12.4 °C and it receives 582 mm of precipitation per year.
What is the hottest day ever recorded in Demirci?
The hottest day measured in Demirci between 1940 and 2025 was 13 July 2000, reaching 38.7 °C.
What is the coldest day in Demirci?
The coldest day measured in Demirci between 1940 and 2025 was 5 January 1942, at -25.5 °C.
Does it snow in Demirci?
Yes. Demirci gets on average 37.8 cm of snow per year and has around 68 frost days.
Has the climate of Demirci warmed?
Yes: Demirci warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Demirci?
The wettest day measured in Demirci between 1940 and 2025 was 15 December 1981, with 76 mm of rain in 24 hours.
What was the windiest day in Demirci?
The windiest day measured in Demirci between 1940 and 2025 was 3 April 1979, with winds reaching 36.0 km/h.
What is the warmest month in Demirci?
The warmest month in Demirci is August (23.2 °C on average); the coldest is January (2.2 °C).
How much does it rain in Demirci?
Demirci receives on average 582 mm of precipitation per year, spread over about 91 rainy days.
Is it sunny in Demirci?
Demirci gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
What is the biggest single-day snowfall in Demirci?
The heaviest 24-hour snowfall measured in Demirci between 1940 and 2025 was 7 January 2017, with 16.2 cm.
Are there tropical nights in Demirci?
Yes: Demirci has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Demirci?
In Demirci, between 1940 and 2025, the highest apparent temperature reached 41.1 °C on 17 August 2023, and the lowest was -30.5 °C on 5 January 1942.
Compare Demirci with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Demirci