Suwon, Gyeonggi-do, South Korea climate
Average temperatures, precipitation and all-time records for Suwon, Gyeonggi-do, South Korea, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is August, averaging a high of 30°C, and its coldest is January, with an average low of -7°C.
Suwon is the largest city and capital of Gyeonggi Province, South Korea's most populous province. The city lies approximately 30 km (19 mi) south of the national capital, Seoul. via Wikipedia
Suwon average temperatures by month
Typical daily high and low, and average precipitation, for each month in Suwon, Gyeonggi-do, South Korea, based on 1980–2026 records. The wettest month is July (10 mm on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | 2°C | -7°C | 0 mm |
| February | 5°C | -4°C | 0 mm |
| March | 10°C | 1°C | 0 mm |
| April | 17°C | 7°C | 3 mm |
| May | 22°C | 12°C | 3 mm |
| June | 26°C | 18°C | 3 mm |
| July | 28°C | 22°C | 10 mm |
| August | 30°C | 23°C | 8 mm |
| September | 26°C | 17°C | 5 mm |
| October | 20°C | 10°C | 3 mm |
| November | 12°C | 3°C | 3 mm |
| December | 4°C | -4°C | 0 mm |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.
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Record extremes
- Hottest day on record: 38°C on 2018-08-15
- Coldest day on record: -22°C on 2010-01-07
Percentiles compare each day to Suwon, Gyeonggi-do, South Korea's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →