Adıyaman climate

Name: Adıyaman
Address: TR

Adıyaman is warmest in July, with average highs of 37 °C, and coldest in January, when nights average -1.4 °C. January is the wettest month (123 mm) and August the driest (0.5 mm). Figures are 1991–2020 climate normals.

Across a full year Adıyaman averages 599 mm of rain, 153 days above 25 °C and 53 days below freezing.

Turkey · population 290,883 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month July 37 °C
Coldest month January -1.4 °C
Driest month August 0 mm
Wettest month January 123 mm
Least cloud August 5 % cloud
Hottest on record July 44 °C
Coldest on record February -16 °C

What to expectAdıyaman through the year

Adıyaman has a clear annual cycle: average daily highs run from 6.9 °C in January to 37 °C in July, a swing of 28 °C in mean temperature across the year.

Counted across a normal year, 153 days a year reach 25 °C, 109 of them reach 30 °C, 53 nights drop below freezing. The warmest reading in the 1991–2020 record is 44 °C, in July.

Rain is strongly seasonal. January averages 123 mm against 0 mm in August — 263 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	6.9 °C	123 mm	56 %
February	8.4 °C	84 mm	53 %
March	13.5 °C	77 mm	48 %
April	19.1 °C	55 mm	45 %
May	25.1 °C	35 mm	35 %
June	32.2 °C	4 mm	12 %
July	36.9 °C	1 mm	5 %
August	36.7 °C	under 1 mm	5 %
September	31.4 °C	4 mm	10 %
October	24.1 °C	29 mm	31 %
November	15.4 °C	68 mm	43 %
December	9.2 °C	119 mm	55 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C	Days below 0 °C
January	6.9 °C	-1.4 °C	2.5 °C	16.4 °C	-12.9 °C	0	0	19
February	8.4 °C	-1.1 °C	3.5 °C	21.4 °C	-16.2 °C	0	0	15
March	13.5 °C	2.8 °C	8.3 °C	24.6 °C	-14.0 °C	0	0	6
April	19.1 °C	7.3 °C	13.6 °C	32.0 °C	-3.8 °C	2	0	0
May	25.1 °C	12.3 °C	19.2 °C	34.6 °C	5.2 °C	16	4	0
June	32.2 °C	17.9 °C	25.6 °C	39.5 °C	9.1 °C	29	22	0
July	36.9 °C	22.3 °C	30.2 °C	43.6 °C	14.8 °C	31	31	0
August	36.7 °C	22.2 °C	30.0 °C	42.9 °C	16.2 °C	31	31	0
September	31.4 °C	17.5 °C	24.7 °C	38.5 °C	8.9 °C	29	21	0
October	24.1 °C	12.2 °C	18.0 °C	34.5 °C	1.5 °C	14	1	0
November	15.4 °C	5.5 °C	10.1 °C	25.2 °C	-10.8 °C	0	0	2
December	9.2 °C	1.1 °C	4.8 °C	24.1 °C	-13.6 °C	0	0	11

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	123 mm	11	9.8 h/day	56 %	74 %	11 km/h
February	84 mm	9	11 h/day	53 %	74 %	11 km/h
March	77 mm	10	12 h/day	48 %	68 %	12 km/h
April	55 mm	9	13 h/day	45 %	63 %	12 km/h
May	35 mm	6	14 h/day	35 %	54 %	13 km/h
June	4 mm	1	15 h/day	12 %	35 %	15 km/h
July	1 mm	0	15 h/day	5 %	27 %	15 km/h
August	under 1 mm	0	14 h/day	5 %	28 %	15 km/h
September	4 mm	1	12 h/day	10 %	33 %	13 km/h
October	29 mm	4	11 h/day	31 %	48 %	11 km/h
November	68 mm	7	10 h/day	43 %	62 %	10 km/h
December	119 mm	11	9.6 h/day	55 %	71 %	10 km/h

How Adıyaman compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Adıyaman	37 °C	-1.4 °C	599 mm	153
Malatya · Turkey	33 °C	-3.4 °C	587 mm	131
Şanlıurfa · Turkey	39 °C	1.1 °C	491 mm	170
Siverek · Turkey	37 °C	-1.6 °C	604 mm	150
Gaziantep · Turkey	35 °C	-0.3 °C	451 mm	151
Kahramanmaraş · Turkey	35 °C	-0.4 °C	573 mm	148
Elazığ · Turkey	33 °C	-3.0 °C	577 mm	123

Where Adıyaman ranks

Ranking	Position	Value
Places with the best weather in Asia in May	5thof 50	95/100
Places with the best weather in Asia in October	10thof 50	97/100
Places with the best weather in the world in October	10thof 50	97/100

Planning a trip? See the best time to visit Adıyaman.

QuestionsCommon questions about Adıyaman’s climate

When is the best time to visit Adıyaman?

That depends on what you want, so the honest answer is a comparison rather than a single month. May, September, October sit closest to 20 °C on average, July is the warmest month and August the driest. The month-by-month table above has the full picture.

How hot does Adıyaman get?

In July, the warmest month, daily highs average 37 °C. About 109 days a year pass 30 °C. The highest value in the 1991–2020 record is 44 °C.

How cold does it get in winter?

Nights average -1.4 °C in January, the coldest month. A normal year has 53 nights below freezing.

Which month is wettest in Adıyaman?

January, averaging 123 mm over 11 days with rain. The driest month is August with 0 mm. The year as a whole averages 599 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Adıyaman rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.