Adıyaman climate — normals and trends
Adıyaman (Republic of Türkiye) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.1 °C and it receives 590 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 (29.1 °C on average) and the coldest is January (1.8 °C). Rainfall peaks in January.
Adıyaman averages 54 frost days, 104 hot days (≥ 30 °C) and 71 rainy days per year.
Adıyaman has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 71 to 37 per year over the period.
The hottest day of the period reached 43.2 °C (on 30 July 2000) and the coldest -16.4 °C (on 4 February 1950).
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
AdıyamanAdıyaman Province
- coords
- 37.76°, 38.28°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.1°C
Average daily high
20.8°C
Average daily low
9.5°C
Annual rainfall
590mm
Sunshine / day
10.3h
Mean relative humidity
53%
Average peak wind
12.0km/h
Seasonal range
27.3°C
Frost days (< 0 °C)
54 d/yr
Hot days (≥ 30 °C)
104 d/yr
Rainy days (≥ 1 mm)
71 d/yr
Annual snowfall
64.0 cm
Average feels-like high
19.3 °C
Average feels-like low
6.8 °C
Average peak gust
30.2 km/h
Tropical nights (≥ 20 °C)
51 d/yr
Solar radiation
18.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.48 · 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
43.2 °C
30 July 2000
Coldest day
-16.4 °C
4 February 1950
Wettest day
79 mm
15 March 1974
Windiest day
43.1 km/h
30 March 2014
Strongest gust
100.4 km/h
30 March 2014
Hottest feels-like
44.6 °C
19 July 1998
Coldest feels-like
-22.4 °C
6 February 1950
Snowiest day
37.5 cm
15 January 1961
Sunniest day
14.6 h
24 June 1945
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 | 10.9 °C | +5.0 °C | 4 mm | -117 mm |
| Feb | 7.5 °C | -0.2 °C | 76 mm | -12 mm |
| Mar | 18.3 °C | +5.8 °C | 54 mm | -25 mm |
| Apr | 18.9 °C | +0.5 °C | 62 mm | +7 mm |
| May | 28.2 °C | +3.7 °C | 17 mm | -12 mm |
| Jun | 33.8 °C | +2.5 °C | 2 mm | -3 mm |
| Jul | 38.3 °C | +2.5 °C | 2 mm | +1 mm |
| Aug | 37.7 °C | +2.1 °C | 0 mm | -0 mm |
| Sep | 31.6 °C | +0.8 °C | 2 mm | -1 mm |
| Oct | 24.2 °C | +0.8 °C | 6 mm | -21 mm |
| Nov | 18.9 °C | +3.7 °C | 20 mm | -48 mm |
| Dec | 10.8 °C | +2.2 °C | 87 mm | -27 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 Adıyaman?
Adıyaman has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.1 °C and it receives 590 mm of precipitation per year.
What is the hottest day ever recorded in Adıyaman?
The hottest day measured in Adıyaman between 1940 and 2025 was 30 July 2000, reaching 43.2 °C.
What is the coldest day in Adıyaman?
The coldest day measured in Adıyaman between 1940 and 2025 was 4 February 1950, at -16.4 °C.
Does it snow in Adıyaman?
Yes. Adıyaman gets on average 64.0 cm of snow per year and has around 54 frost days.
Has the climate of Adıyaman warmed?
Yes: Adıyaman warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Adıyaman?
The wettest day measured in Adıyaman between 1940 and 2025 was 15 March 1974, with 79 mm of rain in 24 hours.
What was the windiest day in Adıyaman?
The windiest day measured in Adıyaman between 1940 and 2025 was 30 March 2014, with winds reaching 43.1 km/h.
What is the warmest month in Adıyaman?
The warmest month in Adıyaman is July (29.1 °C on average); the coldest is January (1.8 °C).
How much does it rain in Adıyaman?
Adıyaman receives on average 590 mm of precipitation per year, spread over about 71 rainy days.
Is it sunny in Adıyaman?
Adıyaman gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
What is the biggest single-day snowfall in Adıyaman?
The heaviest 24-hour snowfall measured in Adıyaman between 1940 and 2025 was 15 January 1961, with 37.5 cm.
Are there tropical nights in Adıyaman?
Yes: Adıyaman has on average 51 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Adıyaman?
In Adıyaman, between 1940 and 2025, the highest apparent temperature reached 44.6 °C on 19 July 1998, and the lowest was -22.4 °C on 6 February 1950.
Compare Adıyaman with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Adıyaman