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Monthly climate in Bulgap, South Korea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Bulgap features a humid subtropical climate (Cfa). Temperatures typically range between 2 °C (36 °F) and 27 °C (81 °F) through the year, but rarely can drop to -12 °C (10 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 1273 mm (50.1 inches) and receives 103 rainy days on the 1 mm (0.04 inches) threshold annually. Bulgap enjoys an average of 3149 hours of sunshine throughout the year, and daylight varies from 9 hours 48 minutes to 14 hours 29 minutes per day.

Monthly average temperatures in Bulgap, South Korea

The warmest months in Bulgap are July, August and September, with daily mean temperatures ranging from 22 to 27 °C (73 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 4 °C (36 - 40 °F) throughout the day. On average each year, Bulgap experiences 74 days above 25 °C (77.0 °F) and 42 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bulgap. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(59°F)		16°C
(61°F)		18°C
(65°F)		25°C
(77°F)		26°C
(79°F)		30°C
(86°F)		33°C
(91°F)		34°C
(93°F)		30°C
(86°F)		28°C
(82°F)		21°C
(71°F)		17°C
(63°F)
Mean maximum11°C
(51°F)		12°C
(55°F)		17°C
(62°F)		22°C
(72°F)		25°C
(78°F)		28°C
(82°F)		31°C
(88°F)		33°C
(91°F)		29°C
(84°F)		25°C
(77°F)		20°C
(68°F)		13°C
(56°F)
Average high5°C
(41°F)		6°C
(43°F)		11°C
(52°F)		16°C
(61°F)		21°C
(70°F)		25°C
(77°F)		28°C
(82°F)		30°C
(85°F)		25°C
(77°F)		20°C
(68°F)		14°C
(58°F)		7°C
(45°F)
Daily mean2°C
(36°F)		3°C
(37°F)		7°C
(46°F)		12°C
(54°F)		17°C
(63°F)		22°C
(71°F)		25°C
(78°F)		27°C
(81°F)		22°C
(73°F)		17°C
(62°F)		10°C
(51°F)		4°C
(40°F)
Average low-0°C
(32°F)		0°C
(32°F)		4°C
(40°F)		9°C
(48°F)		14°C
(57°F)		19°C
(66°F)		23°C
(74°F)		25°C
(77°F)		20°C
(68°F)		14°C
(57°F)		7°C
(45°F)		2°C
(35°F)
Mean minimum-6°C
(22°F)		-4°C
(24°F)		-1°C
(31°F)		4°C
(39°F)		9°C
(49°F)		15°C
(59°F)		20°C
(68°F)		22°C
(71°F)		15°C
(60°F)		8°C
(47°F)		3°C
(37°F)		-4°C
(25°F)
Minimum-12°C
(10°F)		-6°C
(21°F)		-1°C
(30°F)		3°C
(37°F)		8°C
(46°F)		14°C
(57°F)		18°C
(65°F)		20°C
(68°F)		15°C
(59°F)		6°C
(44°F)		2°C
(35°F)		-7°C
(19°F)

Compare climate in Bulgap with other places

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

Monthly average precipitation in Bulgap, South Korea

Bulgap usually has the most precipitation in July, August and September, with an average of 13 rainy days and 224 mm (8.8 inches) of precipitation per month. The driest months in Bulgap are January, February and December. On average, 36 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bulgap. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)33 (1.3)35 (1.4)68 (2.7)65 (2.6)97 (3.8)145 (5.7)232 (9.1)204 (8.0)235 (9.3)75 (3.0)42 (1.6)42 (1.6)
Average precipitation days (≥ 1 mm)877689141511558

Monthly sunshine hours in Bulgap, South Korea

The sunniest months in Bulgap are May, June and August, when the sun shines an average of 10 hours 0 minutes a day. Least sunny months in Bulgap: January, November and December receive an average of 6 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bulgap. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours174230276289305310297305259265227207
Mean daily daylight hours10h 3m10h 53m11h 58m13h 5m14h 1m14h 29m14h 15m13h 25m12h 22m11h 15m10h 17m9h 48m

Solar UV radiation in Bulgap, South Korea

Bulgap 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 Bulgap UV Index data.

Average daily maximum UV levels by month for Bulgap. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3579911121210753