Tŏkch’ŏn climate

Name: Tŏkch’ŏn
Address: KP

Tŏkch’ŏn is warmest in August, with average highs of 27 °C, and coldest in January, when nights average -15 °C. July is the wettest month (392 mm) and January the driest (17 mm). Figures are 1991–2020 climate normals.

Across a full year Tŏkch’ŏn averages 1,409 mm of rain, 75 days above 25 °C and 134 days below freezing.

North Korea · population 237,133 · 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 -15 °C
Driest month January 17 mm
Wettest month July 392 mm
Least cloud January 38 % cloud
Hottest on record August 35 °C
Coldest on record January -31 °C

What to expectTŏkch’ŏn through the year

Tŏkch’ŏn has a clear annual cycle: average daily highs run from -2.8 °C in January to 27 °C in August, a swing of 32 °C in mean temperature across the year.

Counted across a normal year, 75 days a year reach 25 °C, 8 of them reach 30 °C, 134 nights drop below freezing. The warmest reading in the 1991–2020 record is 35 °C, in August.

Rain is strongly seasonal. July averages 392 mm against 17 mm in January — 22 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	-2.8 °C	17 mm	38 %
February	1.0 °C	28 mm	41 %
March	7.5 °C	38 mm	48 %
April	15.0 °C	72 mm	52 %
May	20.7 °C	118 mm	57 %
June	25.0 °C	147 mm	67 %
July	26.8 °C	392 mm	77 %
August	27.2 °C	301 mm	71 %
September	23.1 °C	123 mm	56 %
October	16.2 °C	68 mm	45 %
November	7.1 °C	70 mm	48 %
December	-0.9 °C	34 mm	40 %

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	-2.8 °C	-15.1 °C	-8.3 °C	8.3 °C	-30.9 °C	0	0	31
February	1.0 °C	-10.0 °C	-4.2 °C	14.2 °C	-26.6 °C	0	0	28
March	7.5 °C	-2.1 °C	2.4 °C	20.0 °C	-20.0 °C	0	0	22
April	15.0 °C	4.1 °C	9.4 °C	25.6 °C	-4.5 °C	0	0	4
May	20.7 °C	10.7 °C	15.7 °C	30.0 °C	2.3 °C	4	0	0
June	25.0 °C	16.1 °C	20.4 °C	31.5 °C	7.8 °C	15	1	0
July	26.8 °C	20.1 °C	23.1 °C	34.1 °C	11.9 °C	24	3	0
August	27.2 °C	19.9 °C	23.3 °C	35.0 °C	10.7 °C	26	3	0
September	23.1 °C	13.9 °C	18.5 °C	29.7 °C	3.5 °C	7	0	0
October	16.2 °C	6.4 °C	11.2 °C	27.8 °C	-5.6 °C	0	0	2
November	7.1 °C	-0.9 °C	2.9 °C	19.4 °C	-20.6 °C	0	0	18
December	-0.9 °C	-10.6 °C	-5.4 °C	10.5 °C	-29.9 °C	0	0	30

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	17 mm	4	9.7 h/day	38 %	64 %	11 km/h
February	28 mm	4	11 h/day	41 %	60 %	13 km/h
March	38 mm	7	12 h/day	48 %	61 %	15 km/h
April	72 mm	8	13 h/day	52 %	65 %	15 km/h
May	118 mm	11	14 h/day	57 %	71 %	14 km/h
June	147 mm	13	15 h/day	67 %	77 %	12 km/h
July	392 mm	19	15 h/day	77 %	84 %	11 km/h
August	301 mm	17	14 h/day	71 %	83 %	11 km/h
September	123 mm	9	12 h/day	56 %	76 %	11 km/h
October	68 mm	8	11 h/day	45 %	71 %	12 km/h
November	70 mm	9	10 h/day	48 %	69 %	12 km/h
December	34 mm	7	9.4 h/day	40 %	64 %	11 km/h

How Tŏkch’ŏn 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
Tŏkch’ŏn	27 °C	-15 °C	1,409 mm	75
Kaech’ŏn · North Korea	28 °C	-13 °C	1,290 mm	90
Sunch’ŏn · North Korea	28 °C	-12 °C	1,230 mm	88
Pyongyang · North Korea	28 °C	-9.9 °C	1,027 mm	96
Hamhŭng · North Korea	26 °C	-11 °C	1,131 mm	52
Hŭngnam · North Korea	26 °C	-7.9 °C	1,075 mm	42
Wŏnsan · North Korea	27 °C	-7.9 °C	1,274 mm	65

Planning a trip? See the best time to visit Tŏkch’ŏn.

QuestionsCommon questions about Tŏkch’ŏn’s climate

When is the best time to visit Tŏkch’ŏn?

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 January the driest. The month-by-month table above has the full picture.

How hot does Tŏkch’ŏn get?

In August, the warmest month, daily highs average 27 °C. About 8 days a year pass 30 °C. The highest value in the 1991–2020 record is 35 °C.

How cold does it get in winter?

Nights average -15 °C in January, the coldest month. A normal year has 134 nights below freezing.

Which month is wettest in Tŏkch’ŏn?

July, averaging 392 mm over 19 days with rain. The driest month is January with 17 mm. The year as a whole averages 1,409 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 Tŏkch’ŏn 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.