Weather on September 15 in Prague
Historical weather data for September 15 in Prague, Czech Republic
Avg High19°C (67°F)
Avg Low12°C (53°F)
Warmest198621°C
Coldest197111°C
Based on 55 years of data from PRAHA-KLEMENTINUM
About This Date
September 15th in Prague, Czech Republic typically brings mild fall weather, with average highs around 19°C and lows near 12°C. Over 55 years of records, the warmest September 15th was in 1986 (21°C average), while the coldest was 1971 (11°C) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 40% of September 15th dates historically, with the wettest September 15th recording 1.93" of rain.
Planning for September 15th in Prague? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 23°C (73°F) | 11°C (51°F) | -- |
| 2024 | -- | 5°C (41°F) | 0" |
| 2023 | 23°C (73°F) | 9°C (48°F) | 0" |
| 2022 | 17°C (63°F) | -- | 1.93" |
| 2021 | -- | 11°C (52°F) | 0" |
| 2020 | -- | 13°C (56°F) | 0" |
| 2019 | -- | 8°C (46°F) | 0" |
| 2018 | -- | 12°C (53°F) | 0.08" |
| 2017 | 17°C (62°F) | -- | 0.15" |
| 2016 | -- | 13°C (56°F) | 1.19" |
| 2015 | -- | 13°C (55°F) | 0.18" |
| 2014 | 23°C (73°F) | 16°C (60°F) | 0.13" |
| 2013 | 21°C (69°F) | 14°C (57°F) | 0" |
| 2012 | 17°C (62°F) | 11°C (51°F) | 0" |
| 2011 | 20°C (68°F) | 7°C (44°F) | 0" |
| 2010 | 16°C (61°F) | -- | 0.58" |
| 2009 | 23°C (74°F) | 13°C (56°F) | 0.2" |
| 2008 | 10°C (50°F) | -- | 0" |
| 2007 | 18°C (64°F) | -- | 0" |
| 2006 | 27°C (80°F) | 13°C (55°F) | 0" |
| 2005 | 22°C (71°F) | 16°C (60°F) | 0" |
| 2004 | 22°C (71°F) | 17°C (62°F) | 0" |
| 2003 | 21°C (69°F) | 9°C (49°F) | 0" |
| 2002 | 18°C (65°F) | 12°C (53°F) | 0.21" |
| 2001 | 18°C (64°F) | 9°C (48°F) | 0.07" |
| 2000 | 22°C (72°F) | 16°C (61°F) | 0" |
| 1999 | 27°C (80°F) | 12°C (54°F) | 0" |
| 1998 | 14°C (58°F) | 9°C (49°F) | 1.16" |
| 1997 | 19°C (66°F) | 7°C (44°F) | 0" |
| 1996 | 16°C (60°F) | 8°C (47°F) | 0.13" |
| 1995 | 14°C (58°F) | 12°C (54°F) | 0.88" |
| 1994 | 21°C (69°F) | 14°C (58°F) | 0" |
| 1993 | 20°C (68°F) | 13°C (56°F) | 0.17" |
| 1992 | 19°C (67°F) | 11°C (52°F) | 0" |
| 1991 | 23°C (74°F) | 16°C (60°F) | 0" |
| 1990 | 17°C (62°F) | 9°C (49°F) | 0" |
| 1989 | 18°C (64°F) | 13°C (56°F) | 0.11" |
| 1988 | 17°C (63°F) | 10°C (50°F) | 0.17" |
| 1987 | 23°C (73°F) | 16°C (60°F) | 0" |
| 1986 | 26°C (78°F) | 16°C (61°F) | 0" |
| 1985 | 21°C (70°F) | 13°C (55°F) | 0.02" |
| 1984 | 19°C (66°F) | 14°C (58°F) | -- |
| 1983 | 26°C (78°F) | 13°C (56°F) | 0" |
| 1982 | 26°C (78°F) | 13°C (56°F) | 0" |
| 1981 | 16°C (61°F) | 10°C (50°F) | 0" |
| 1980 | 15°C (59°F) | 11°C (51°F) | 0.32" |
| 1979 | 16°C (60°F) | 9°C (48°F) | 0.05" |
| 1978 | 19°C (67°F) | 14°C (57°F) | 0" |
| 1977 | 16°C (61°F) | 12°C (53°F) | 0.06" |
| 1976 | 14°C (58°F) | 7°C (44°F) | 0.1" |
| 1975 | 21°C (69°F) | 13°C (56°F) | 0" |
| 1974 | 23°C (73°F) | 15°C (59°F) | 0" |
| 1973 | 26°C (78°F) | 7°C (45°F) | 0" |
| 1972 | 15°C (59°F) | 7°C (44°F) | 0.41" |
| 1971 | 14°C (57°F) | 7°C (45°F) | 0" |