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Monthly climate in Hwaseong-si, Gyeonggi-do, South Korea

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Hwaseong-si features a humid subtropical climate (Cwa).Temperatures typically range between 0 °C (32 °F) and 26 °C (79 °F) through the year, but rarely can drop to -14 °C (7 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 1170 mm (46.1 inches) and receives 87 rainy days on the 1 mm (0.04 inches) threshold annually.Hwaseong-si enjoys an average of 3222 hours of sunshine throughout the year, and daylight varies from 9 hours 38 minutes to 14 hours 39 minutes per day.

Monthly average temperatures in Hwaseong-si, Gyeonggi-do, South Korea §

The warmest months in Hwaseong-si are July, August and September, with daily mean temperatures ranging from 22 to 26 °C (72 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 2 °C (32 - 36 °F) throughout the day. On average each year, Hwaseong-si experiences 51 days above 25 °C (77.0 °F) and 57 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hwaseong-si, Gyeonggi-do, 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 10°C
(50°F)		 11°C
(52°F)		 15°C
(60°F)		 22°C
(71°F)		 23°C
(73°F)		 26°C
(79°F)		 31°C
(89°F)		 32°C
(90°F)		 29°C
(84°F)		 26°C
(79°F)		 19°C
(66°F)		 13°C
(56°F)
Mean maximum 7°C
(46°F)		 9°C
(48°F)		 14°C
(57°F)		 19°C
(66°F)		 22°C
(72°F)		 24°C
(76°F)		 30°C
(86°F)		 31°C
(88°F)		 28°C
(82°F)		 24°C
(76°F)		 18°C
(64°F)		 10°C
(51°F)
Average high 2°C
(36°F)		 3°C
(38°F)		 8°C
(47°F)		 13°C
(55°F)		 18°C
(65°F)		 22°C
(72°F)		 26°C
(79°F)		 28°C
(82°F)		 24°C
(76°F)		 19°C
(66°F)		 12°C
(54°F)		 5°C
(40°F)
Daily mean -0°C
(32°F)		 1°C
(33°F)		 6°C
(43°F)		 11°C
(51°F)		 16°C
(60°F)		 20°C
(68°F)		 24°C
(76°F)		 26°C
(79°F)		 22°C
(72°F)		 16°C
(61°F)		 9°C
(49°F)		 2°C
(36°F)
Average low -3°C
(27°F)		 -2°C
(29°F)		 3°C
(39°F)		 8°C
(47°F)		 14°C
(57°F)		 18°C
(65°F)		 23°C
(74°F)		 25°C
(76°F)		 20°C
(68°F)		 14°C
(57°F)		 7°C
(44°F)		 -1°C
(31°F)
Mean minimum -9°C
(15°F)		 -8°C
(18°F)		 -1°C
(31°F)		 4°C
(40°F)		 10°C
(50°F)		 16°C
(61°F)		 20°C
(68°F)		 21°C
(70°F)		 16°C
(62°F)		 7°C
(44°F)		 0°C
(33°F)		 -8°C
(17°F)
Minimum -14°C
(7°F)		 -10°C
(14°F)		 -4°C
(25°F)		 3°C
(37°F)		 8°C
(46°F)		 15°C
(59°F)		 19°C
(67°F)		 19°C
(67°F)		 15°C
(59°F)		 5°C
(40°F)		 -2°C
(29°F)		 -11°C
(13°F)

Compare climate in Hwaseong-si with other places

Compare temperature, precipitation, sunshine, UV index in Hwaseong-si, Gyeonggi-do, South Korea with other places around the world.

Monthly average precipitation in Hwaseong-si, Gyeonggi-do, South Korea §

Hwaseong-si usually has the most precipitation in July, August and September, with an average of 11 rainy days and 214 mm (8.4 inches) of precipitation per month.The driest months in Hwaseong-si are January, February and December. On average, 27 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hwaseong-si, Gyeonggi-do, 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) 24 (0.9) 27 (1.0) 55 (2.2) 65 (2.6) 113 (4.4) 83 (3.3) 239 (9.4) 261 (10.3) 141 (5.6) 65 (2.6) 66 (2.6) 31 (1.2)
Average precipitation days (≥ 1 mm) 3 4 5 6 9 7 12 13 9 6 7 6

Monthly sunshine hours in Hwaseong-si, Gyeonggi-do, South Korea §

The sunniest months in Hwaseong-si are May, June and July, when the sun shines an average of 10 hours 4 minutes a day.Least sunny months in Hwaseong-si: January, November and December receive an average of 7 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hwaseong-si, Gyeonggi-do, 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 198 241 282 288 315 318 293 290 261 265 231 235
Mean daily daylight hours 9h 54m 10h 48m 11h 57m 13h 9m 14h 9m 14h 39m 14h 24m 13h 31m 12h 23m 11h 12m 10h 10m 9h 38m

Solar UV radiation in Hwaseong-si, Gyeonggi-do, South Korea §

Hwaseong-si 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 Hwaseong-si UV Index data.

Average daily maximum UV levels by month for Hwaseong-si, Gyeonggi-do, 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) 3 4 6 8 9 10 11 11 9 6 4 3