Devrek climate — normals and trends
Devrek (Republic of Türkiye) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.6 °C and it receives 1,013 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 (20.8 °C on average) and the coldest is January (2.0 °C). Rainfall peaks in December.
Devrek averages 62 frost days, 7 hot days (≥ 30 °C) and 139 rainy days per year.
Devrek has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 84 to 40 per year over the period.
The hottest day of the period reached 38.3 °C (on 13 July 2000) and the coldest -23.2 °C (on 6 February 1960).
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
DevrekZonguldak Province
- coords
- 41.22°, 31.96°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.6°C
Average daily high
16.5°C
Average daily low
7.1°C
Annual rainfall
1,013mm
Sunshine / day
9.2h
Mean relative humidity
80%
Average peak wind
11.0km/h
Seasonal range
18.8°C
Frost days (< 0 °C)
62 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
139 d/yr
Annual snowfall
126.2 cm
Average feels-like high
16.1 °C
Average feels-like low
5.4 °C
Average peak gust
30.0 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
14.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.59 · 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
38.3 °C
13 July 2000
Coldest day
-23.2 °C
6 February 1960
Wettest day
94 mm
2 July 1981
Windiest day
33.3 km/h
19 November 2023
Strongest gust
94.3 km/h
26 November 1964
Hottest feels-like
41.8 °C
13 July 2000
Coldest feels-like
-28.5 °C
6 February 1960
Snowiest day
22.4 cm
10 December 1980
Sunniest day
14.1 h
28 June 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 | 11.4 °C | +5.1 °C | 66 mm | -36 mm |
| Feb | 5.4 °C | -2.2 °C | 70 mm | -24 mm |
| Mar | 16.5 °C | +5.9 °C | 50 mm | -52 mm |
| Apr | 14.5 °C | -1.0 °C | 111 mm | +23 mm |
| May | 20.8 °C | +1.2 °C | 58 mm | -24 mm |
| Jun | 25.3 °C | +2.1 °C | 17 mm | -66 mm |
| Jul | 29.9 °C | +4.5 °C | 5 mm | -56 mm |
| Aug | 29.0 °C | +3.1 °C | 13 mm | -43 mm |
| Sep | 23.7 °C | +1.0 °C | 98 mm | +34 mm |
| Oct | 18.8 °C | +0.5 °C | 151 mm | +67 mm |
| Nov | 18.6 °C | +4.9 °C | 39 mm | -51 mm |
| Dec | 10.0 °C | +1.3 °C | 177 mm | +70 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 Devrek?
Devrek has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.6 °C and it receives 1,013 mm of precipitation per year.
What is the hottest day ever recorded in Devrek?
The hottest day measured in Devrek between 1940 and 2025 was 13 July 2000, reaching 38.3 °C.
What is the coldest day in Devrek?
The coldest day measured in Devrek between 1940 and 2025 was 6 February 1960, at -23.2 °C.
Does it snow in Devrek?
Yes. Devrek gets on average 126.2 cm of snow per year and has around 62 frost days.
Has the climate of Devrek warmed?
Yes: Devrek warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Devrek?
The wettest day measured in Devrek between 1940 and 2025 was 2 July 1981, with 94 mm of rain in 24 hours.
What was the windiest day in Devrek?
The windiest day measured in Devrek between 1940 and 2025 was 19 November 2023, with winds reaching 33.3 km/h.
What is the warmest month in Devrek?
The warmest month in Devrek is August (20.8 °C on average); the coldest is January (2.0 °C).
How much does it rain in Devrek?
Devrek receives on average 1,013 mm of precipitation per year, spread over about 139 rainy days.
Is it sunny in Devrek?
Devrek gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
What is the biggest single-day snowfall in Devrek?
The heaviest 24-hour snowfall measured in Devrek between 1940 and 2025 was 10 December 1980, with 22.4 cm.
Are there tropical nights in Devrek?
Yes: Devrek has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Devrek?
In Devrek, between 1940 and 2025, the highest apparent temperature reached 41.8 °C on 13 July 2000, and the lowest was -28.5 °C on 6 February 1960.
Compare Devrek with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Devrek