Weather on September 23 in Santiago
Historical weather data for September 23 in Santiago, Chile
Avg High22°C (71°F)
Avg Low7°C (44°F)
Warmest201219°C
Coldest197412°C
Based on 48 years of data from QUINTA NORMAL
About This Date
September 23rd in Santiago, Chile typically brings pleasant fall weather, with average highs around 22°C and lows near 7°C — a 27°F daily swing. Over 48 years of records, the warmest September 23rd was in 2012 (19°C average), while the coldest was 1974 (12°C) — a 13°F range across recorded history. Rain or other precipitation has occurred on about 4% of September 23rd dates historically. The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
Planning for September 23rd in Santiago? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 25°C (77°F) | 6°C (43°F) | -- |
| 2025 | 22°C (72°F) | 8°C (46°F) | -- |
| 2024 | -- | 9°C (48°F) | 5 mm |
| 2023 | 23°C (74°F) | 13°C (55°F) | -- |
| 2022 | 24°C (75°F) | -- | -- |
| 2021 | -- | 5°C (41°F) | 0 mm |
| 2020 | 28°C (82°F) | -- | 0 mm |
| 2019 | 27°C (81°F) | 6°C (43°F) | 0 mm |
| 2018 | 22°C (71°F) | 10°C (50°F) | 0 mm |
| 2017 | -- | 7°C (45°F) | 0 mm |
| 2015 | -- | 7°C (45°F) | 0 mm |
| 2014 | -- | 4°C (40°F) | 0 mm |
| 2013 | -- | 3°C (37°F) | 0 mm |
| 2012 | 29°C (85°F) | 8°C (46°F) | 0 mm |
| 2011 | -- | 7°C (44°F) | 0 mm |
| 2008 | -- | 11°C (51°F) | 0 mm |
| 2007 | -- | 2°C (35°F) | -- |
| 2006 | -- | 7°C (45°F) | -- |
| 2005 | 18°C (64°F) | 8°C (46°F) | -- |
| 2004 | -- | 3°C (37°F) | 0 mm |
| 2002 | -- | 3°C (38°F) | 0 mm |
| 2001 | 17°C (62°F) | 10°C (50°F) | -- |
| 2000 | 19°C (66°F) | 8°C (47°F) | -- |
| 1999 | 16°C (60°F) | 12°C (53°F) | -- |
| 1998 | -- | 3°C (38°F) | -- |
| 1997 | 20°C (68°F) | 12°C (53°F) | 0 mm |
| 1996 | 24°C (75°F) | -- | 0 mm |
| 1995 | -- | 3°C (38°F) | -- |
| 1994 | -- | 9°C (49°F) | 0 mm |
| 1993 | -- | -1°C (31°F) | 0 mm |
| 1991 | 22°C (72°F) | 6°C (43°F) | 0 mm |
| 1990 | -- | 0°C (32°F) | 0 mm |
| 1989 | 17°C (62°F) | 7°C (44°F) | 0 mm |
| 1988 | -- | 2°C (36°F) | 2 mm |
| 1987 | -- | 7°C (44°F) | 0 mm |
| 1986 | 20°C (68°F) | -- | -- |
| 1984 | -- | 8°C (47°F) | -- |
| 1983 | 18°C (64°F) | -- | -- |
| 1982 | 19°C (66°F) | -- | 0 mm |
| 1981 | -- | 3°C (37°F) | 0 mm |
| 1980 | 26°C (79°F) | 8°C (46°F) | 0 mm |
| 1979 | 21°C (70°F) | 9°C (48°F) | 0 mm |
| 1978 | 20°C (68°F) | -- | 0 mm |
| 1977 | -- | 4°C (39°F) | 0 mm |
| 1976 | 24°C (75°F) | 9°C (48°F) | 0 mm |
| 1975 | -- | 1°C (34°F) | -- |
| 1974 | 14°C (57°F) | 9°C (48°F) | 0 mm |
| 1973 | 22°C (72°F) | -- | -- |