Diyarbakır climate

Name: Diyarbakır
Address: TR

Diyarbakır is warmest in August, with average highs of 38 °C, and coldest in January, when nights average -1.6 °C. March is the wettest month (95 mm) and August the driest (1.2 mm). Figures are 1991–2020 climate normals.

Across a full year Diyarbakır averages 636 mm of rain, 154 days above 25 °C and 60 days below freezing.

Turkey · population 1,833,684 · 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 August 38 °C
Coldest month January -1.6 °C
Driest month August 1 mm
Wettest month March 95 mm
Least cloud August 6 % cloud
Hottest on record July 44 °C
Coldest on record December -21 °C

What to expectDiyarbakır through the year

Diyarbakır has a clear annual cycle: average daily highs run from 7.0 °C in January to 38 °C in August, a swing of 28 °C in mean temperature across the year.

Counted across a normal year, 154 days a year reach 25 °C, 113 of them reach 30 °C, 60 nights drop below freezing. The warmest reading in the 1991–2020 record is 44 °C, in July.

Rain is strongly seasonal. March averages 95 mm against 1 mm in August — 82 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	7.0 °C	91 mm	54 %
February	9.0 °C	87 mm	53 %
March	14.0 °C	95 mm	51 %
April	19.3 °C	89 mm	48 %
May	25.0 °C	61 mm	36 %
June	32.3 °C	9 mm	13 %
July	37.4 °C	1 mm	6 %
August	37.5 °C	1 mm	6 %
September	32.3 °C	8 mm	10 %
October	24.4 °C	46 mm	31 %
November	15.1 °C	60 mm	42 %
December	8.8 °C	87 mm	53 %

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	7.0 °C	-1.6 °C	2.3 °C	14.2 °C	-17.5 °C	0	0	21
February	9.0 °C	-0.9 °C	3.7 °C	19.8 °C	-19.6 °C	0	0	16
March	14.0 °C	2.7 °C	8.4 °C	26.0 °C	-8.6 °C	0	0	6
April	19.3 °C	7.2 °C	13.4 °C	33.4 °C	-2.4 °C	3	0	0
May	25.0 °C	12.0 °C	18.8 °C	34.3 °C	4.5 °C	16	3	0
June	32.3 °C	17.7 °C	25.5 °C	41.0 °C	9.8 °C	29	23	0
July	37.4 °C	22.5 °C	30.5 °C	44.0 °C	14.8 °C	31	31	0
August	37.5 °C	22.3 °C	30.4 °C	43.1 °C	17.2 °C	31	31	0
September	32.3 °C	17.6 °C	25.0 °C	40.2 °C	8.4 °C	29	23	0
October	24.4 °C	11.8 °C	17.8 °C	34.5 °C	1.7 °C	16	2	0
November	15.1 °C	4.6 °C	9.5 °C	25.2 °C	-12.6 °C	0	0	3
December	8.8 °C	0.3 °C	4.1 °C	21.8 °C	-21.2 °C	0	0	14

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	91 mm	10	9.8 h/day	54 %	75 %	10 km/h
February	87 mm	11	11 h/day	53 %	73 %	11 km/h
March	95 mm	12	12 h/day	51 %	69 %	12 km/h
April	89 mm	12	13 h/day	48 %	66 %	11 km/h
May	61 mm	10	14 h/day	36 %	58 %	12 km/h
June	9 mm	2	15 h/day	13 %	36 %	14 km/h
July	1 mm	0	15 h/day	6 %	26 %	13 km/h
August	1 mm	0	14 h/day	6 %	25 %	12 km/h
September	8 mm	1	12 h/day	10 %	31 %	11 km/h
October	46 mm	6	11 h/day	31 %	49 %	10 km/h
November	60 mm	7	10 h/day	42 %	66 %	9.3 km/h
December	87 mm	10	9.6 h/day	53 %	75 %	9.4 km/h

How Diyarbakır 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
Diyarbakır	38 °C	-1.6 °C	636 mm	154
Batman · Turkey	38 °C	-0.5 °C	673 mm	160
Siverek · Turkey	37 °C	-1.6 °C	604 mm	150
Kızıltepe · Turkey	40 °C	0.8 °C	413 mm	175
Viranşehir · Turkey	39 °C	1.2 °C	428 mm	171
Elazığ · Turkey	33 °C	-3.0 °C	577 mm	123
Al Qāmishlī · Syria	40 °C	0.9 °C	418 mm	177

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

QuestionsCommon questions about Diyarbakır’s climate

When is the best time to visit Diyarbakır?

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, August is the warmest month and August the driest. The month-by-month table above has the full picture.

How hot does Diyarbakır get?

In August, the warmest month, daily highs average 38 °C. About 113 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 -1.6 °C in January, the coldest month. A normal year has 60 nights below freezing.

Which month is wettest in Diyarbakır?

March, averaging 95 mm over 12 days with rain. The driest month is August with 1 mm. The year as a whole averages 636 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 Diyarbakır 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.