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Monthly climate in Sindong, South Korea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sindong features a humid continental climate (Dwa). Temperatures typically range between -3 °C (27 °F) and 25 °C (77 °F) through the year, but rarely can drop to -24 °C (-10 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 1150 mm (45.3 inches) and receives 90 rainy days on the 1 mm (0.04 inches) threshold annually. Sindong enjoys an average of 3087 hours of sunshine throughout the year, and daylight varies from 9 hours 34 minutes to 14 hours 43 minutes per day.

Monthly average temperatures in Sindong, South Korea

The warmest months in Sindong are June, July and August, with daily mean temperatures ranging from 21 to 25 °C (71 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to -1 °C (27 - 31 °F) throughout the day. On average each year, Sindong experiences 84 days above 25 °C (77.0 °F) and 99 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sindong. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum12°C
(54°F)		18°C
(64°F)		20°C
(69°F)		27°C
(80°F)		31°C
(89°F)		33°C
(91°F)		35°C
(95°F)		37°C
(99°F)		29°C
(84°F)		27°C
(81°F)		20°C
(69°F)		12°C
(53°F)
Mean maximum9°C
(48°F)		12°C
(55°F)		19°C
(66°F)		25°C
(78°F)		29°C
(84°F)		30°C
(87°F)		33°C
(92°F)		34°C
(93°F)		28°C
(83°F)		25°C
(78°F)		19°C
(66°F)		10°C
(51°F)
Average high2°C
(36°F)		5°C
(40°F)		12°C
(53°F)		17°C
(63°F)		22°C
(73°F)		26°C
(80°F)		29°C
(84°F)		29°C
(84°F)		25°C
(77°F)		19°C
(66°F)		12°C
(53°F)		3°C
(39°F)
Daily mean-3°C
(27°F)		-1°C
(31°F)		6°C
(44°F)		12°C
(53°F)		17°C
(63°F)		21°C
(71°F)		25°C
(77°F)		25°C
(77°F)		20°C
(68°F)		14°C
(57°F)		6°C
(44°F)		-1°C
(30°F)
Average low-7°C
(19°F)		-5°C
(23°F)		1°C
(34°F)		6°C
(42°F)		11°C
(52°F)		17°C
(62°F)		21°C
(71°F)		22°C
(71°F)		16°C
(61°F)		9°C
(48°F)		2°C
(35°F)		-5°C
(23°F)
Mean minimum-16°C
(4°F)		-13°C
(9°F)		-5°C
(23°F)		-1°C
(30°F)		5°C
(42°F)		12°C
(55°F)		17°C
(63°F)		17°C
(63°F)		10°C
(51°F)		1°C
(34°F)		-5°C
(23°F)		-17°C
(2°F)
Minimum-20°C
(-4°F)		-17°C
(2°F)		-6°C
(21°F)		-4°C
(26°F)		3°C
(38°F)		11°C
(52°F)		15°C
(59°F)		14°C
(58°F)		7°C
(45°F)		-1°C
(30°F)		-7°C
(19°F)		-24°C
(-10°F)

Compare climate in Sindong with other places

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

Monthly average precipitation in Sindong, South Korea

Sindong usually has the most precipitation in July, August and September, with an average of 13 rainy days and 213 mm (8.4 inches) of precipitation per month. The driest months in Sindong 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 Sindong. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)23 (0.9)25 (1.0)58 (2.3)70 (2.8)114 (4.5)90 (3.5)243 (9.6)256 (10.1)140 (5.5)58 (2.3)52 (2.0)21 (0.8)
Average precipitation days (≥ 1 mm)346710915168543

Monthly sunshine hours in Sindong, South Korea

The sunniest months in Sindong are April, May and June, when the sun shines an average of 9 hours 41 minutes a day. Least sunny months in Sindong: January, November and December receive an average of 7 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sindong. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours196236272276299306274261251251226233
Mean daily daylight hours9h 51m10h 46m11h 57m13h 10m14h 12m14h 43m14h 27m13h 33m12h 23m11h 11m10h 7m9h 34m

Solar UV radiation in Sindong, South Korea

Sindong experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / 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 Sindong UV Index data.

Average daily maximum UV levels by month for Sindong. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)346991011119743