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Monthly climate in Sintansin, South Korea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sintansin features a humid continental climate (Dwa). Temperatures typically range between -1 °C (30 °F) and 27 °C (81 °F) through the year, but rarely can drop to -20 °C (-4 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 1089 mm (42.9 inches) and receives 90 rainy days on the 1 mm (0.04 inches) threshold annually. Sintansin enjoys an average of 3094 hours of sunshine throughout the year, and daylight varies from 9 hours 42 minutes to 14 hours 35 minutes per day.

Monthly average temperatures in Sintansin, South Korea

The warmest months in Sintansin are June, July and August, with daily mean temperatures ranging from 23 to 27 °C (74 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 1 °C (30 - 34 °F) throughout the day. On average each year, Sintansin experiences 105 days above 25 °C (77.0 °F) and 86 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sintansin. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(57°F)		21°C
(70°F)		23°C
(74°F)		29°C
(85°F)		32°C
(91°F)		35°C
(95°F)		38°C
(100°F)		39°C
(103°F)		30°C
(86°F)		31°C
(87°F)		21°C
(70°F)		15°C
(59°F)
Mean maximum11°C
(52°F)		15°C
(59°F)		21°C
(70°F)		28°C
(82°F)		31°C
(88°F)		33°C
(92°F)		34°C
(94°F)		36°C
(97°F)		29°C
(85°F)		27°C
(81°F)		20°C
(69°F)		13°C
(55°F)
Average high4°C
(39°F)		6°C
(44°F)		14°C
(57°F)		19°C
(67°F)		24°C
(76°F)		28°C
(83°F)		30°C
(86°F)		31°C
(88°F)		26°C
(78°F)		20°C
(69°F)		14°C
(57°F)		5°C
(42°F)
Daily mean-1°C
(30°F)		1°C
(34°F)		8°C
(46°F)		13°C
(56°F)		19°C
(66°F)		23°C
(74°F)		26°C
(79°F)		27°C
(81°F)		21°C
(70°F)		15°C
(59°F)		8°C
(46°F)		1°C
(33°F)
Average low-5°C
(23°F)		-4°C
(26°F)		2°C
(36°F)		7°C
(45°F)		13°C
(56°F)		18°C
(65°F)		23°C
(73°F)		23°C
(74°F)		17°C
(63°F)		10°C
(50°F)		3°C
(37°F)		-3°C
(26°F)
Mean minimum-13°C
(9°F)		-10°C
(14°F)		-3°C
(26°F)		1°C
(33°F)		7°C
(44°F)		14°C
(57°F)		19°C
(66°F)		19°C
(66°F)		12°C
(53°F)		2°C
(36°F)		-3°C
(26°F)		-11°C
(13°F)
Minimum-20°C
(-4°F)		-14°C
(7°F)		-5°C
(23°F)		-2°C
(29°F)		4°C
(40°F)		11°C
(53°F)		18°C
(64°F)		16°C
(61°F)		9°C
(49°F)		1°C
(34°F)		-5°C
(24°F)		-13°C
(9°F)

Compare climate in Sintansin with other places

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

Monthly average precipitation in Sintansin, South Korea

Sintansin usually has the most precipitation in July, August and September, with an average of 13 rainy days and 200 mm (7.9 inches) of precipitation per month. The driest months in Sintansin are January, February and December. On average, 26 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sintansin. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)23 (0.9)32 (1.3)63 (2.5)70 (2.7)84 (3.3)88 (3.5)219 (8.6)221 (8.7)160 (6.3)68 (2.7)38 (1.5)24 (1.0)
Average precipitation days (≥ 1 mm)34769915159553

Monthly sunshine hours in Sintansin, South Korea

The sunniest months in Sintansin are April, May and June, when the sun shines an average of 9 hours 42 minutes a day. Least sunny months in Sintansin: January, November and December receive an average of 7 hours 9 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sintansin. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours193236275279303300265273243258228236
Mean daily daylight hours9h 57m10h 50m11h 57m13h 7m14h 5m14h 35m14h 20m13h 29m12h 22m11h 13m10h 13m9h 42m

Solar UV radiation in Sintansin, South Korea

Sintansin 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 Sintansin UV Index data.

Average daily maximum UV levels by month for Sintansin. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3579911111210753