Erdek climate — normals and trends
Erdek (Republic of Türkiye) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.3 °C and it receives 637 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 (24.5 °C on average) and the coldest is January (6.9 °C). Rainfall peaks in December.
Erdek averages 4 frost days, 2 hot days (≥ 30 °C) and 95 rainy days per year.
Erdek has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The number of frost days there went from about 7 to 1 per year over the period.
The hottest day of the period reached 35.5 °C (on 13 July 2000) and the coldest -8.4 °C (on 4 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
ErdekBalıkesir
- coords
- 40.40°, 27.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.3°C
Average daily high
17.3°C
Average daily low
13.4°C
Annual rainfall
637mm
Sunshine / day
9.4h
Mean relative humidity
75%
Average peak wind
24.2km/h
Seasonal range
17.6°C
Frost days (< 0 °C)
4 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
95 d/yr
Annual snowfall
19.9 cm
Average feels-like high
16.1 °C
Average feels-like low
11.0 °C
Average peak gust
38.1 km/h
Tropical nights (≥ 20 °C)
87 d/yr
Solar radiation
15.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.37 · 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
35.5 °C
13 July 2000
Coldest day
-8.4 °C
4 January 1942
Wettest day
96 mm
10 October 2011
Windiest day
62.5 km/h
31 October 2006
Strongest gust
100.4 km/h
27 February 2004
Hottest feels-like
38.4 °C
27 June 2007
Coldest feels-like
-14.0 °C
9 February 1976
Snowiest day
28.6 cm
22 January 2004
Sunniest day
14.3 h
28 June 1941
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 | +2.6 °C | 79 mm | -8 mm |
| Feb | 7.3 °C | -1.7 °C | 59 mm | -16 mm |
| Mar | 13.7 °C | +3.1 °C | 30 mm | -36 mm |
| Apr | 13.6 °C | -0.9 °C | 37 mm | -10 mm |
| May | 19.7 °C | +0.5 °C | 37 mm | +6 mm |
| Jun | 25.5 °C | +1.4 °C | 1 mm | -23 mm |
| Jul | 28.8 °C | +2.4 °C | 2 mm | -13 mm |
| Aug | 27.6 °C | +1.1 °C | 2 mm | -14 mm |
| Sep | 24.3 °C | +0.9 °C | 20 mm | -13 mm |
| Oct | 19.5 °C | +0.5 °C | 104 mm | +34 mm |
| Nov | 17.9 °C | +3.1 °C | 68 mm | -9 mm |
| Dec | 11.8 °C | +0.8 °C | 42 mm | -57 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 Erdek?
Erdek has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.3 °C and it receives 637 mm of precipitation per year.
What is the hottest day ever recorded in Erdek?
The hottest day measured in Erdek between 1940 and 2025 was 13 July 2000, reaching 35.5 °C.
What is the coldest day in Erdek?
The coldest day measured in Erdek between 1940 and 2025 was 4 January 1942, at -8.4 °C.
Does it snow in Erdek?
Yes. Erdek gets on average 19.9 cm of snow per year and has around 4 frost days.
Has the climate of Erdek warmed?
Yes: Erdek warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Erdek?
The wettest day measured in Erdek between 1940 and 2025 was 10 October 2011, with 96 mm of rain in 24 hours.
What was the windiest day in Erdek?
The windiest day measured in Erdek between 1940 and 2025 was 31 October 2006, with winds reaching 62.5 km/h.
What is the warmest month in Erdek?
The warmest month in Erdek is August (24.5 °C on average); the coldest is January (6.9 °C).
How much does it rain in Erdek?
Erdek receives on average 637 mm of precipitation per year, spread over about 95 rainy days.
Is it sunny in Erdek?
Erdek gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.
What is the biggest single-day snowfall in Erdek?
The heaviest 24-hour snowfall measured in Erdek between 1940 and 2025 was 22 January 2004, with 28.6 cm.
Are there tropical nights in Erdek?
Yes: Erdek has on average 87 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Erdek?
In Erdek, between 1940 and 2025, the highest apparent temperature reached 38.4 °C on 27 June 2007, and the lowest was -14.0 °C on 9 February 1976.
Compare Erdek with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Erdek