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Monthly climate in Haksan, South Korea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Haksan features a humid continental climate (Dwa). Temperatures typically range between -2 °C (29 °F) and 25 °C (78 °F) through the year, but rarely can drop to -20 °C (-4 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 1251 mm (49.2 inches) and receives 104 rainy days on the 1 mm (0.04 inches) threshold annually. Haksan enjoys an average of 3106 hours of sunshine throughout the year, and daylight varies from 9 hours 44 minutes to 14 hours 33 minutes per day.

Monthly average temperatures in Haksan, South Korea

The warmest months in Haksan are June, July and August, with daily mean temperatures ranging from 21 to 25 °C (71 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 0 °C (29 - 33 °F) throughout the day. On average each year, Haksan experiences 80 days above 25 °C (77.0 °F) and 92 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Haksan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum12°C
(54°F)		21°C
(71°F)		22°C
(73°F)		29°C
(84°F)		30°C
(86°F)		33°C
(91°F)		35°C
(95°F)		36°C
(96°F)		29°C
(85°F)		30°C
(86°F)		20°C
(68°F)		15°C
(59°F)
Mean maximum10°C
(50°F)		14°C
(58°F)		20°C
(69°F)		26°C
(79°F)		29°C
(84°F)		31°C
(88°F)		32°C
(90°F)		34°C
(93°F)		28°C
(83°F)		26°C
(79°F)		19°C
(67°F)		12°C
(54°F)
Average high3°C
(38°F)		5°C
(42°F)		12°C
(54°F)		17°C
(64°F)		22°C
(72°F)		26°C
(79°F)		28°C
(82°F)		29°C
(85°F)		24°C
(75°F)		19°C
(66°F)		13°C
(55°F)		5°C
(41°F)
Daily mean-2°C
(29°F)		0°C
(33°F)		7°C
(44°F)		12°C
(54°F)		17°C
(63°F)		21°C
(71°F)		24°C
(76°F)		25°C
(78°F)		20°C
(68°F)		14°C
(57°F)		7°C
(45°F)		0°C
(32°F)
Average low-6°C
(22°F)		-4°C
(25°F)		1°C
(35°F)		6°C
(43°F)		12°C
(53°F)		17°C
(62°F)		21°C
(70°F)		22°C
(72°F)		16°C
(61°F)		9°C
(49°F)		2°C
(36°F)		-4°C
(25°F)
Mean minimum-14°C
(7°F)		-12°C
(11°F)		-4°C
(24°F)		-1°C
(31°F)		5°C
(42°F)		12°C
(55°F)		17°C
(63°F)		17°C
(64°F)		11°C
(51°F)		1°C
(34°F)		-3°C
(26°F)		-12°C
(10°F)
Minimum-20°C
(-4°F)		-16°C
(4°F)		-8°C
(19°F)		-2°C
(29°F)		3°C
(38°F)		10°C
(51°F)		15°C
(60°F)		15°C
(59°F)		9°C
(48°F)		-1°C
(30°F)		-6°C
(22°F)		-14°C
(6°F)

Compare climate in Haksan with other places

Compare temperature, precipitation, sunshine, UV index in Haksan, South Korea with other places around the world.

Monthly average precipitation in Haksan, South Korea

Haksan usually has the most precipitation in July, August and September, with an average of 15 rainy days and 232 mm (9.1 inches) of precipitation per month. The driest months in Haksan are January, November and December. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Haksan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)30 (1.2)38 (1.5)69 (2.7)72 (2.8)85 (3.3)124 (4.9)254 (10.0)236 (9.3)205 (8.1)79 (3.1)33 (1.3)27 (1.1)
Average precipitation days (≥ 1 mm)5587911171711653

Monthly sunshine hours in Haksan, South Korea

The sunniest months in Haksan are April, May and June, when the sun shines an average of 9 hours 43 minutes a day. Least sunny months in Haksan: January, February and November receive an average of 7 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Haksan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours193238276279303302261278241260233238
Mean daily daylight hours9h 59m10h 51m11h 57m13h 6m14h 4m14h 33m14h 18m13h 28m12h 22m11h 14m10h 14m9h 44m

Solar UV radiation in Haksan, South Korea

Haksan experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, February and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Haksan UV Index data.

Average daily maximum UV levels by month for Haksan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)357101011121210753