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Monthly climate in Jeonju, South Korea

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Jeonju features a humid continental climate (Dfa).Temperatures typically range between -1 °C (31 °F) and 26 °C (79 °F) through the year, but rarely can drop to -19 °C (-2 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1236 mm (48.7 inches) and receives 105 rainy days on the 1 mm (0.04 inches) threshold annually.Jeonju enjoys an average of 3135 hours of sunshine throughout the year, and daylight varies from 9 hours 45 minutes to 14 hours 31 minutes per day.

Monthly average temperatures in Jeonju, South Korea §

The warmest months in Jeonju are June, July and August, with daily mean temperatures ranging from 22 to 26 °C (71 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 1 °C (31 - 34 °F) throughout the day. On average each year, Jeonju experiences 93 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 Jeonju, South Korea.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 16°C
(60°F)		 22°C
(71°F)		 23°C
(74°F)		 28°C
(83°F)		 30°C
(86°F)		 33°C
(91°F)		 35°C
(95°F)		 37°C
(99°F)		 31°C
(88°F)		 30°C
(86°F)		 21°C
(70°F)		 17°C
(63°F)
Mean maximum 11°C
(53°F)		 15°C
(60°F)		 21°C
(70°F)		 26°C
(80°F)		 29°C
(84°F)		 31°C
(88°F)		 32°C
(91°F)		 34°C
(94°F)		 30°C
(85°F)		 27°C
(80°F)		 20°C
(69°F)		 14°C
(57°F)
Average high 4°C
(40°F)		 6°C
(44°F)		 13°C
(56°F)		 18°C
(65°F)		 23°C
(74°F)		 27°C
(80°F)		 29°C
(84°F)		 30°C
(86°F)		 25°C
(78°F)		 20°C
(68°F)		 14°C
(57°F)		 6°C
(43°F)
Daily mean -1°C
(31°F)		 1°C
(34°F)		 7°C
(45°F)		 12°C
(55°F)		 18°C
(64°F)		 22°C
(71°F)		 25°C
(77°F)		 26°C
(79°F)		 21°C
(70°F)		 14°C
(58°F)		 8°C
(46°F)		 1°C
(34°F)
Average low -5°C
(24°F)		 -3°C
(26°F)		 2°C
(36°F)		 7°C
(44°F)		 12°C
(54°F)		 17°C
(63°F)		 22°C
(72°F)		 23°C
(73°F)		 17°C
(63°F)		 10°C
(50°F)		 3°C
(37°F)		 -3°C
(27°F)
Mean minimum -13°C
(10°F)		 -10°C
(14°F)		 -4°C
(25°F)		 -0°C
(31°F)		 6°C
(43°F)		 13°C
(55°F)		 18°C
(65°F)		 18°C
(64°F)		 10°C
(51°F)		 2°C
(36°F)		 -3°C
(27°F)		 -11°C
(13°F)
Minimum -19°C
(-2°F)		 -14°C
(7°F)		 -5°C
(24°F)		 -2°C
(29°F)		 3°C
(38°F)		 10°C
(51°F)		 17°C
(62°F)		 14°C
(58°F)		 8°C
(48°F)		 -0°C
(32°F)		 -4°C
(26°F)		 -13°C
(8°F)

Compare climate in Jeonju with other places

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

Monthly average precipitation in Jeonju, South Korea §

Jeonju usually has the most precipitation in July, August and September, with an average of 15 rainy days and 226 mm (8.9 inches) of precipitation per month.The driest months in Jeonju are January, February and December. On average, 33 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jeonju, South Korea.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 29 (1.1) 39 (1.5) 68 (2.7) 63 (2.5) 90 (3.5) 131 (5.2) 261 (10.3) 214 (8.4) 201 (7.9) 67 (2.6) 42 (1.6) 31 (1.2)
Average precipitation days (≥ 1 mm) 5 5 8 7 9 10 17 17 11 5 6 5

Monthly sunshine hours in Jeonju, South Korea §

The sunniest months in Jeonju are May, June and August, when the sun shines an average of 9 hours 41 minutes a day.Least sunny months in Jeonju: January, November and December receive an average of 7 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jeonju, South Korea.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 192 238 276 283 303 302 271 285 245 264 235 234
Mean daily daylight hours 10h 1m 10h 52m 11h 58m 13h 5m 14h 3m 14h 31m 14h 17m 13h 27m 12h 22m 11h 14m 10h 16m 9h 45m

Solar UV radiation in Jeonju, South Korea §

Jeonju 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 Jeonju UV Index data.

Average daily maximum UV levels by month for Jeonju, South Korea.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 4 5 7 10 10 11 12 12 10 7 5 3