Weather on August 21 in Seoul
Historical weather data for August 21 in Seoul, South Korea
Avg High29°C (85°F)
Avg Low22°C (72°F)
Warmest199629°C
Coldest197223°C
Based on 55 years of data from SEOUL CITY
About This Date
August 21st in Seoul, South Korea typically brings warm summer weather, with average highs around 29°C and lows near 22°C. Over 55 years of records, the warmest August 21st was in 1996 (29°C average), while the coldest was 1972 (23°C) — a 11°F range across recorded history. Rain or other precipitation has occurred on about 31% of August 21st dates historically, with the wettest August 21st recording 5.36" of rain.
Planning for August 21st in Seoul? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 27°C (81°F) | 25°C (77°F) | -- |
| 2025 | 34°C (94°F) | -- | -- |
| 2024 | -- | 27°C (80°F) | 15 mm |
| 2023 | -- | 26°C (79°F) | 0 mm |
| 2022 | 32°C (90°F) | 24°C (76°F) | -- |
| 2021 | -- | 21°C (70°F) | 3 mm |
| 2019 | -- | 22°C (71°F) | -- |
| 2018 | -- | 23°C (74°F) | 5 mm |
| 2017 | -- | 23°C (73°F) | 44 mm |
| 2016 | 37°C (98°F) | -- | 0 mm |
| 2015 | 29°C (85°F) | 23°C (73°F) | 3 mm |
| 2014 | 24°C (76°F) | -- | 47 mm |
| 2013 | 34°C (93°F) | 24°C (76°F) | -- |
| 2012 | 29°C (84°F) | -- | 136 mm |
| 2011 | 31°C (88°F) | 19°C (66°F) | -- |
| 2010 | 32°C (90°F) | 25°C (77°F) | -- |
| 2009 | 29°C (85°F) | 21°C (69°F) | -- |
| 2008 | 28°C (83°F) | -- | -- |
| 2007 | 29°C (85°F) | -- | 3 mm |
| 2006 | 31°C (87°F) | 23°C (73°F) | -- |
| 2005 | 28°C (83°F) | 21°C (69°F) | 0 mm |
| 2004 | 26°C (78°F) | 21°C (70°F) | 0 mm |
| 2003 | 29°C (85°F) | 24°C (75°F) | 8 mm |
| 2002 | -- | 22°C (71°F) | -- |
| 2001 | 31°C (88°F) | -- | -- |
| 2000 | 26°C (79°F) | 19°C (66°F) | 27 mm |
| 1999 | 28°C (82°F) | -- | 1 mm |
| 1998 | 31°C (87°F) | -- | -- |
| 1997 | 29°C (85°F) | -- | 6 mm |
| 1996 | 33°C (91°F) | 24°C (76°F) | 0 mm |
| 1995 | 30°C (86°F) | -- | 0 mm |
| 1994 | 32°C (89°F) | -- | -- |
| 1993 | 22°C (71°F) | -- | 38 mm |
| 1992 | 30°C (86°F) | 22°C (72°F) | -- |
| 1991 | 33°C (92°F) | -- | -- |
| 1990 | -- | 23°C (73°F) | 88 mm |
| 1989 | 24°C (75°F) | 21°C (70°F) | 45 mm |
| 1988 | 28°C (82°F) | 23°C (73°F) | -- |
| 1987 | 28°C (82°F) | -- | -- |
| 1986 | 28°C (82°F) | -- | -- |
| 1985 | 32°C (90°F) | -- | -- |
| 1984 | 31°C (88°F) | -- | -- |
| 1983 | 26°C (78°F) | 20°C (68°F) | 1 mm |
| 1982 | 26°C (79°F) | 21°C (69°F) | -- |
| 1981 | 27°C (81°F) | 22°C (71°F) | 0 mm |
| 1980 | 29°C (84°F) | 21°C (70°F) | -- |
| 1979 | 31°C (88°F) | 21°C (70°F) | -- |
| 1978 | 29°C (84°F) | 19°C (66°F) | 0 mm |
| 1977 | 32°C (90°F) | 20°C (68°F) | 0 mm |
| 1976 | 31°C (88°F) | 24°C (75°F) | 0 mm |
| 1975 | 34°C (93°F) | -- | 0 mm |
| 1974 | -- | 25°C (77°F) | -- |
| 1973 | 29°C (84°F) | 24°C (75°F) | 0 mm |
| 1972 | 27°C (81°F) | 18°C (64°F) | 0 mm |
| 1971 | 28°C (83°F) | 20°C (68°F) | 0 mm |