Weather on September 21 in Athens
Historical weather data for September 21 in Athens, Greece
Avg High27°C (81°F)
Avg Low19°C (66°F)
Warmest202128°C
Coldest200818°C
Based on 47 years of data from HELLINIKON
About This Date
September 21st in Athens, Greece typically brings warm fall weather, with average highs around 27°C and lows near 19°C. Over 47 years of records, the warmest September 21st was in 2021 (28°C average), while the coldest was 2008 (18°C) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 11% of September 21st dates historically, with the wettest September 21st recording 0.74" of rain.
Planning for September 21st in Athens? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2024 | 27°C (80°F) | 21°C (69°F) | -- |
| 2023 | 31°C (87°F) | 22°C (72°F) | 0" |
| 2021 | 33°C (91°F) | 23°C (74°F) | 0" |
| 2020 | 28°C (82°F) | 18°C (65°F) | 0" |
| 2019 | -- | 18°C (65°F) | 0" |
| 2018 | -- | 20°C (68°F) | 0" |
| 2011 | 28°C (83°F) | 20°C (68°F) | 0.2" |
| 2010 | 31°C (87°F) | -- | 0" |
| 2009 | 24°C (76°F) | 16°C (60°F) | 0" |
| 2008 | 22°C (71°F) | 15°C (59°F) | 0.74" |
| 2007 | 24°C (76°F) | -- | 0" |
| 2006 | 28°C (82°F) | -- | -- |
| 2005 | 28°C (83°F) | -- | -- |
| 2004 | 27°C (81°F) | 19°C (67°F) | 0" |
| 2003 | 28°C (82°F) | 19°C (67°F) | 0" |
| 2002 | 28°C (82°F) | 18°C (64°F) | 0" |
| 2001 | 32°C (89°F) | 20°C (68°F) | 0" |
| 2000 | 33°C (91°F) | 20°C (68°F) | 0" |
| 1999 | 29°C (85°F) | 21°C (69°F) | 0" |
| 1998 | 27°C (80°F) | 18°C (65°F) | 0.3" |
| 1997 | 26°C (79°F) | 18°C (64°F) | 0" |
| 1996 | 28°C (83°F) | 19°C (67°F) | 0" |
| 1995 | 28°C (82°F) | 21°C (70°F) | 0" |
| 1994 | 28°C (83°F) | 19°C (66°F) | 0" |
| 1993 | 24°C (76°F) | 19°C (67°F) | 0" |
| 1992 | 27°C (81°F) | 19°C (67°F) | 0" |
| 1991 | 27°C (80°F) | 17°C (62°F) | 0" |
| 1990 | 26°C (78°F) | 18°C (65°F) | 0" |
| 1989 | 28°C (82°F) | 19°C (67°F) | 0" |
| 1988 | 28°C (83°F) | 21°C (69°F) | 0" |
| 1987 | 31°C (88°F) | 20°C (68°F) | 0" |
| 1986 | 20°C (68°F) | 18°C (64°F) | 0" |
| 1985 | 31°C (87°F) | 18°C (65°F) | 0" |
| 1984 | 29°C (84°F) | 21°C (70°F) | 0" |
| 1983 | 25°C (77°F) | 19°C (67°F) | 0" |
| 1982 | 27°C (81°F) | 17°C (63°F) | 0" |
| 1981 | 28°C (83°F) | 17°C (62°F) | 0" |
| 1980 | 28°C (83°F) | 19°C (67°F) | 0" |
| 1979 | 28°C (82°F) | 16°C (61°F) | 0" |
| 1978 | 26°C (78°F) | 17°C (63°F) | 0.04" |
| 1977 | 29°C (84°F) | 22°C (71°F) | 0" |
| 1976 | 23°C (73°F) | 15°C (59°F) | 0.02" |
| 1975 | 29°C (85°F) | 21°C (70°F) | 0" |
| 1974 | 26°C (78°F) | 17°C (63°F) | 0" |
| 1973 | 27°C (80°F) | 21°C (69°F) | 0" |
| 1972 | 28°C (82°F) | 19°C (67°F) | 0" |
| 1971 | 24°C (76°F) | 16°C (61°F) | 0" |