Weather on August 21 in Prague
Historical weather data for August 21 in Prague, Czech Republic
Avg High25°C (77°F)
Avg Low16°C (60°F)
Warmest201226°C
Coldest198614°C
Based on 54 years of data from PRAHA-KLEMENTINUM
About This Date
August 21st in Prague, Czech Republic typically brings pleasant summer weather, with average highs around 25°C and lows near 16°C. Over 54 years of records, the warmest August 21st was in 2012 (26°C average), while the coldest was 1986 (14°C) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 30% of August 21st dates historically, with the wettest August 21st recording 2.41" of rain.
Planning for August 21st in Prague? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 27°C (80°F) | 14°C (57°F) | -- |
| 2025 | 26°C (79°F) | 14°C (58°F) | 0 mm |
| 2023 | 33°C (91°F) | 19°C (66°F) | 0 mm |
| 2022 | 23°C (74°F) | -- | 61 mm |
| 2021 | -- | 13°C (55°F) | 1 mm |
| 2020 | -- | 17°C (62°F) | 0 mm |
| 2018 | -- | 17°C (62°F) | 0 mm |
| 2017 | -- | 11°C (51°F) | 0 mm |
| 2016 | 23°C (74°F) | -- | 5 mm |
| 2015 | 25°C (77°F) | 13°C (55°F) | 0 mm |
| 2014 | 21°C (69°F) | -- | 1 mm |
| 2013 | 22°C (71°F) | 9°C (49°F) | 0 mm |
| 2012 | 32°C (90°F) | 20°C (68°F) | 1 mm |
| 2011 | 29°C (85°F) | 12°C (53°F) | 0 mm |
| 2010 | 29°C (85°F) | 13°C (55°F) | 0 mm |
| 2009 | 29°C (84°F) | 16°C (61°F) | 0 mm |
| 2008 | 26°C (78°F) | 13°C (56°F) | 0 mm |
| 2007 | 24°C (75°F) | -- | 10 mm |
| 2006 | 23°C (74°F) | 14°C (58°F) | 0 mm |
| 2005 | 25°C (77°F) | 16°C (61°F) | 3 mm |
| 2004 | 21°C (70°F) | 16°C (60°F) | 0 mm |
| 2003 | 28°C (83°F) | 17°C (63°F) | 0 mm |
| 2002 | 27°C (80°F) | 18°C (65°F) | 0 mm |
| 2001 | 22°C (72°F) | 18°C (64°F) | 0 mm |
| 2000 | 30°C (86°F) | 21°C (70°F) | 23 mm |
| 1999 | 21°C (70°F) | 16°C (60°F) | 0 mm |
| 1998 | 26°C (78°F) | 18°C (64°F) | 2 mm |
| 1997 | 29°C (85°F) | 16°C (61°F) | 0 mm |
| 1996 | 28°C (83°F) | 15°C (59°F) | 0 mm |
| 1995 | 27°C (81°F) | 18°C (65°F) | 0 mm |
| 1994 | 26°C (78°F) | 13°C (55°F) | 0 mm |
| 1993 | 27°C (80°F) | 19°C (67°F) | 0 mm |
| 1992 | 29°C (85°F) | 20°C (68°F) | 0 mm |
| 1991 | 21°C (70°F) | 15°C (59°F) | 1 mm |
| 1990 | 18°C (65°F) | 14°C (57°F) | 1 mm |
| 1989 | 31°C (87°F) | 18°C (64°F) | 0 mm |
| 1988 | 22°C (72°F) | 14°C (58°F) | 0 mm |
| 1987 | 26°C (78°F) | 13°C (56°F) | 0 mm |
| 1986 | 19°C (66°F) | 11°C (51°F) | 0 mm |
| 1985 | 26°C (78°F) | 14°C (57°F) | 0 mm |
| 1984 | 24°C (76°F) | 13°C (55°F) | 0 mm |
| 1983 | 28°C (82°F) | 16°C (61°F) | 0 mm |
| 1982 | 21°C (69°F) | 12°C (53°F) | 0 mm |
| 1981 | 20°C (68°F) | 14°C (57°F) | 0 mm |
| 1980 | 26°C (79°F) | 17°C (62°F) | 2 mm |
| 1979 | 23°C (74°F) | 17°C (62°F) | 0 mm |
| 1978 | 24°C (76°F) | 12°C (53°F) | 0 mm |
| 1977 | 21°C (70°F) | 15°C (59°F) | 9 mm |
| 1976 | 19°C (67°F) | 14°C (58°F) | 0 mm |
| 1975 | 26°C (79°F) | 18°C (65°F) | 0 mm |
| 1974 | 21°C (69°F) | 14°C (58°F) | 0 mm |
| 1973 | 21°C (70°F) | 16°C (61°F) | 0 mm |
| 1972 | 20°C (68°F) | 13°C (56°F) | 0 mm |
| 1971 | 28°C (83°F) | 19°C (66°F) | 2 mm |