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Monthly climate in Hwacheon, South Korea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Hwacheon features a humid continental climate (Dwa). Temperatures typically range between -3 °C (26 °F) and 24 °C (76 °F) through the year, but rarely can drop to -24 °C (-12 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 1149 mm (45.2 inches) and receives 95 rainy days on the 1 mm (0.04 inches) threshold annually. Hwacheon enjoys an average of 3135 hours of sunshine throughout the year, and daylight varies from 9 hours 33 minutes to 14 hours 45 minutes per day.

Monthly average temperatures in Hwacheon, South Korea

The warmest months in Hwacheon are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (70 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to -1 °C (26 - 30 °F) throughout the day. On average each year, Hwacheon experiences 78 days above 25 °C (77.0 °F) and 103 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hwacheon. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum12°C
(53°F)		17°C
(63°F)		20°C
(69°F)		27°C
(80°F)		31°C
(88°F)		33°C
(91°F)		35°C
(95°F)		37°C
(99°F)		28°C
(83°F)		27°C
(81°F)		20°C
(69°F)		11°C
(52°F)
Mean maximum8°C
(47°F)		12°C
(54°F)		18°C
(65°F)		25°C
(77°F)		28°C
(83°F)		30°C
(86°F)		33°C
(91°F)		33°C
(92°F)		28°C
(82°F)		25°C
(76°F)		18°C
(65°F)		9°C
(49°F)
Average high1°C
(35°F)		4°C
(39°F)		11°C
(52°F)		17°C
(62°F)		22°C
(72°F)		26°C
(79°F)		28°C
(83°F)		28°C
(83°F)		24°C
(76°F)		18°C
(65°F)		11°C
(52°F)		3°C
(37°F)
Daily mean-3°C
(26°F)		-1°C
(30°F)		6°C
(43°F)		11°C
(52°F)		16°C
(62°F)		21°C
(70°F)		24°C
(76°F)		24°C
(76°F)		20°C
(67°F)		13°C
(56°F)		6°C
(43°F)		-2°C
(29°F)
Average low-8°C
(18°F)		-6°C
(21°F)		1°C
(33°F)		5°C
(41°F)		11°C
(51°F)		16°C
(61°F)		21°C
(70°F)		21°C
(71°F)		15°C
(60°F)		8°C
(47°F)		1°C
(35°F)		-6°C
(22°F)
Mean minimum-16°C
(3°F)		-14°C
(8°F)		-6°C
(21°F)		-1°C
(30°F)		5°C
(41°F)		12°C
(53°F)		16°C
(62°F)		16°C
(62°F)		10°C
(50°F)		0°C
(33°F)		-6°C
(22°F)		-16°C
(3°F)
Minimum-21°C
(-5°F)		-17°C
(1°F)		-9°C
(16°F)		-4°C
(26°F)		3°C
(38°F)		10°C
(50°F)		14°C
(58°F)		14°C
(57°F)		7°C
(45°F)		-1°C
(30°F)		-8°C
(18°F)		-24°C
(-12°F)

Compare climate in Hwacheon with other places

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

Monthly average precipitation in Hwacheon, South Korea

Hwacheon usually has the most precipitation in July, August and September, with an average of 13 rainy days and 215 mm (8.5 inches) of precipitation per month. The driest months in Hwacheon are January, February and December. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hwacheon. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)22 (0.8)25 (1.0)57 (2.2)66 (2.6)113 (4.4)88 (3.5)230 (9.1)268 (10.6)146 (5.7)61 (2.4)53 (2.1)21 (0.8)
Average precipitation days (≥ 1 mm)3487101015168653

Monthly sunshine hours in Hwacheon, South Korea

The sunniest months in Hwacheon are May, June and July, when the sun shines an average of 9 hours 47 minutes a day. Least sunny months in Hwacheon: January, November and December receive an average of 7 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hwacheon. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours197237277279300313286270257250228234
Mean daily daylight hours9h 50m10h 45m11h 57m13h 11m14h 13m14h 45m14h 29m13h 34m12h 24m11h 10m10h 6m9h 33m

Solar UV radiation in Hwacheon, South Korea

Hwacheon experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 11, 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 4. For more detailed information, check out our hourly Hwacheon UV Index data.

Average daily maximum UV levels by month for Hwacheon. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)346991111119743