Düzce climate

Name: Düzce
Address: TR

Düzce is warmest in August, with average highs of 27 °C, and coldest in January, when nights average -0.6 °C. March is the wettest month (110 mm) and July the driest (50 mm). Figures are 1991–2020 climate normals.

Across a full year Düzce averages 1,072 mm of rain, 83 days above 25 °C and 49 days below freezing.

Turkey · population 194,097 · 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 27 °C
Coldest month January -0.6 °C
Driest month July 50 mm
Wettest month March 110 mm
Least cloud August 44 % cloud
Hottest on record July 39 °C
Coldest on record February -20 °C

What to expectDüzce through the year

Düzce has a clear annual cycle: average daily highs run from 8.0 °C in January to 27 °C in August, a swing of 19 °C in mean temperature across the year.

Counted across a normal year, 83 days a year reach 25 °C, 13 of them reach 30 °C, 49 nights drop below freezing. The warmest reading in the 1991–2020 record is 39 °C, in July.

Rain is strongly seasonal. March averages 110 mm against 50 mm in July — 2.2 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	8.0 °C	99 mm	68 %
February	9.3 °C	96 mm	68 %
March	12.6 °C	110 mm	66 %
April	17.3 °C	101 mm	63 %
May	21.4 °C	106 mm	59 %
June	24.5 °C	99 mm	50 %
July	26.6 °C	50 mm	44 %
August	27.1 °C	55 mm	44 %
September	24.1 °C	73 mm	49 %
October	20.0 °C	96 mm	59 %
November	14.9 °C	81 mm	59 %
December	9.8 °C	104 mm	68 %

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	8.0 °C	-0.6 °C	3.4 °C	19.8 °C	-17.0 °C	0	0	15
February	9.3 °C	-0.2 °C	4.3 °C	25.6 °C	-20.2 °C	0	0	13
March	12.6 °C	2.3 °C	7.4 °C	28.8 °C	-15.4 °C	0	0	8
April	17.3 °C	6.2 °C	12.0 °C	33.2 °C	-10.3 °C	2	0	1
May	21.4 °C	10.8 °C	16.5 °C	36.6 °C	2.2 °C	6	1	0
June	24.5 °C	14.5 °C	20.0 °C	36.1 °C	6.3 °C	12	2	0
July	26.6 °C	16.7 °C	22.0 °C	39.1 °C	10.6 °C	22	3	0
August	27.1 °C	17.3 °C	22.3 °C	37.4 °C	9.7 °C	24	5	0
September	24.1 °C	13.9 °C	18.9 °C	37.2 °C	5.7 °C	12	2	0
October	20.0 °C	10.4 °C	14.9 °C	33.6 °C	-5.7 °C	5	0	0
November	14.9 °C	5.3 °C	9.6 °C	27.6 °C	-13.6 °C	0	0	3
December	9.8 °C	1.4 °C	5.2 °C	25.2 °C	-16.9 °C	0	0	10

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	99 mm	14	9.6 h/day	68 %	84 %	9.2 km/h
February	96 mm	14	11 h/day	68 %	83 %	9.7 km/h
March	110 mm	15	12 h/day	66 %	81 %	9.9 km/h
April	101 mm	13	13 h/day	63 %	81 %	9.5 km/h
May	106 mm	14	14 h/day	59 %	83 %	9.0 km/h
June	99 mm	12	15 h/day	50 %	82 %	9.1 km/h
July	50 mm	8	15 h/day	44 %	81 %	10 km/h
August	55 mm	8	14 h/day	44 %	81 %	10 km/h
September	73 mm	9	12 h/day	49 %	82 %	9.2 km/h
October	96 mm	11	11 h/day	59 %	84 %	8.4 km/h
November	81 mm	10	9.9 h/day	59 %	83 %	8.8 km/h
December	104 mm	13	9.3 h/day	68 %	85 %	9.2 km/h

How Düzce 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
Düzce	27 °C	-0.6 °C	1,072 mm	83
Bolu · Turkey	26 °C	-2.8 °C	990 mm	62
Adapazarı · Turkey	28 °C	0.01 °C	918 mm	93
İzmit · Turkey	28 °C	1.4 °C	919 mm	104
Eskişehir · Turkey	29 °C	-3.3 °C	413 mm	97
Gebze · Turkey	28 °C	2.1 °C	684 mm	83
Ankara · Turkey	31 °C	-2.7 °C	420 mm	115

Where Düzce ranks

Ranking	Position	Value
Places with the best weather in Asia in July	48thof 50	81/100

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

QuestionsCommon questions about Düzce’s climate

When is the best time to visit Düzce?

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

How hot does Düzce get?

In August, the warmest month, daily highs average 27 °C. About 13 days a year pass 30 °C. The highest value in the 1991–2020 record is 39 °C.

How cold does it get in winter?

Nights average -0.6 °C in January, the coldest month. A normal year has 49 nights below freezing.

Which month is wettest in Düzce?

March, averaging 110 mm over 15 days with rain. The driest month is July with 50 mm. The year as a whole averages 1,072 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 Düzce 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.