Weather on September 21 in Milan
Historical weather data for September 21 in Milan, Italy
Based on 55 years of data from MILAN
About This Date
September 21st in Milan, Italy typically brings pleasant fall weather, with average highs around 23°C and lows near 15°C. Over 55 years of records, the warmest September 21st was in 2003 (26°C average), while the coldest was 1996 (12°C) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 20% of September 21st dates historically, with the wettest September 21st recording 8.94" of rain. The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
Planning for September 21st in Milan? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 26°C (79°F) | 18°C (64°F) | 8.94" |
| 2024 | 22°C (72°F) | 14°C (58°F) | 0" |
| 2023 | 22°C (72°F) | 17°C (62°F) | 0.89" |
| 2022 | 18°C (64°F) | 12°C (54°F) | 0" |
| 2021 | -- | 13°C (55°F) | 0" |
| 2020 | 24°C (76°F) | 17°C (62°F) | 0" |
| 2019 | 21°C (70°F) | 13°C (55°F) | 0" |
| 2018 | 27°C (80°F) | 17°C (63°F) | 0" |
| 2017 | 23°C (74°F) | 7°C (45°F) | 0" |
| 2016 | 19°C (66°F) | -- | -- |
| 2015 | 24°C (75°F) | 12°C (54°F) | 0" |
| 2014 | 23°C (74°F) | 14°C (58°F) | 0" |
| 2013 | 23°C (74°F) | 12°C (54°F) | 0" |
| 2012 | 21°C (69°F) | 11°C (52°F) | 0" |
| 2011 | 25°C (77°F) | -- | -- |
| 2010 | 22°C (72°F) | 14°C (57°F) | 0" |
| 2009 | -- | 16°C (60°F) | -- |
| 2008 | 22°C (72°F) | 15°C (59°F) | 0" |
| 2007 | 17°C (63°F) | 9°C (48°F) | 0" |
| 2006 | 30°C (86°F) | 22°C (72°F) | 0" |
| 2005 | 24°C (76°F) | 17°C (63°F) | 0" |
| 2004 | 28°C (82°F) | 19°C (66°F) | 0" |
| 2003 | 32°C (90°F) | 20°C (68°F) | 0" |
| 2002 | 27°C (81°F) | 17°C (63°F) | 2.56" |
| 2001 | 26°C (79°F) | 14°C (57°F) | 0" |
| 2000 | 23°C (73°F) | 13°C (55°F) | 0.26" |
| 1999 | 23°C (73°F) | 14°C (58°F) | 0" |
| 1998 | 24°C (75°F) | 12°C (54°F) | 0" |
| 1997 | 23°C (74°F) | 16°C (60°F) | 0" |
| 1996 | 14°C (57°F) | 11°C (51°F) | 1.58" |
| 1995 | 22°C (72°F) | 11°C (52°F) | 0" |
| 1994 | 15°C (59°F) | 12°C (53°F) | 1.34" |
| 1993 | 27°C (80°F) | 17°C (63°F) | 0" |
| 1992 | 26°C (78°F) | 18°C (65°F) | 0.1" |
| 1991 | 27°C (80°F) | 19°C (66°F) | 0" |
| 1990 | 26°C (78°F) | 16°C (61°F) | 0" |
| 1989 | 28°C (82°F) | 18°C (64°F) | 0" |
| 1988 | 23°C (73°F) | 17°C (62°F) | 0" |
| 1987 | 28°C (82°F) | 20°C (68°F) | 0" |
| 1986 | 24°C (76°F) | 15°C (59°F) | 0" |
| 1985 | 28°C (83°F) | 18°C (64°F) | 0" |
| 1984 | 23°C (73°F) | 16°C (61°F) | 0" |
| 1983 | 25°C (77°F) | 17°C (62°F) | 0" |
| 1982 | 26°C (79°F) | 18°C (65°F) | 1.04" |
| 1981 | 25°C (77°F) | 19°C (66°F) | 0" |
| 1980 | 26°C (79°F) | 18°C (65°F) | 0" |
| 1979 | 15°C (59°F) | 13°C (56°F) | 6.94" |
| 1978 | 21°C (69°F) | 14°C (57°F) | 0" |
| 1977 | 19°C (67°F) | 12°C (54°F) | 0" |
| 1976 | 21°C (70°F) | 14°C (58°F) | 0" |
| 1975 | 26°C (78°F) | 19°C (67°F) | 0" |
| 1974 | 21°C (70°F) | 16°C (60°F) | 0.06" |
| 1973 | 22°C (72°F) | 17°C (63°F) | 0.14" |
| 1972 | 19°C (67°F) | 10°C (50°F) | 0" |
| 1971 | 23°C (73°F) | 15°C (59°F) | 0" |