Weather on September 18 in Concepción
Historical weather data for September 18 in Concepción, Chile
Avg High15°C (59°F)
Avg Low5°C (41°F)
Warmest200813°C
Coldest19818°C
Based on 50 years of data from CARRIEL SUR INTL
About This Date
September 18th in Concepción, Chile typically brings cool fall weather, with average highs around 15°C and lows near 5°C. Over 50 years of records, the warmest September 18th was in 2008 (13°C average), while the coldest was 1981 (8°C) — a 8°F range across recorded history. Rain or other precipitation has occurred on about 24% of September 18th dates historically, with the wettest September 18th recording 4.6" of rain.
Planning for September 18th in Concepción? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2024 | -- | 7°C (45°F) | 0" |
| 2023 | -- | 3°C (37°F) | 0" |
| 2022 | -- | 3°C (37°F) | 0" |
| 2021 | -- | 5°C (41°F) | 0" |
| 2020 | -- | 6°C (43°F) | 0" |
| 2019 | 16°C (61°F) | 4°C (40°F) | 0" |
| 2018 | -- | 11°C (51°F) | 3.05" |
| 2017 | 13°C (56°F) | 9°C (48°F) | 0" |
| 2015 | -- | 1°C (34°F) | 0" |
| 2014 | 16°C (60°F) | 8°C (46°F) | 0" |
| 2013 | -- | 1°C (33°F) | 0" |
| 2012 | -- | 3°C (37°F) | 0" |
| 2011 | 17°C (63°F) | 3°C (37°F) | 0" |
| 2010 | 13°C (56°F) | -- | -- |
| 2009 | -- | 8°C (46°F) | 0.2" |
| 2008 | 18°C (64°F) | 8°C (46°F) | 0" |
| 2007 | -- | 3°C (37°F) | -- |
| 2006 | 18°C (65°F) | 3°C (37°F) | -- |
| 2005 | 15°C (59°F) | 9°C (49°F) | -- |
| 2004 | 14°C (58°F) | 6°C (42°F) | 1.6" |
| 2003 | 16°C (60°F) | -- | 0" |
| 2002 | 14°C (57°F) | 5°C (41°F) | 0.56" |
| 2001 | -- | 9°C (48°F) | -- |
| 2000 | -- | 11°C (51°F) | 0.89" |
| 1999 | -- | 7°C (44°F) | -- |
| 1998 | -- | 3°C (38°F) | 0" |
| 1997 | -- | 8°C (46°F) | 0" |
| 1996 | 14°C (58°F) | -- | 0.1" |
| 1995 | 15°C (59°F) | 2°C (36°F) | 0.2" |
| 1994 | -- | 8°C (47°F) | -- |
| 1993 | -- | 9°C (49°F) | 0.51" |
| 1992 | -- | 4°C (40°F) | -- |
| 1991 | 16°C (60°F) | 6°C (42°F) | 0" |
| 1990 | 15°C (59°F) | 8°C (47°F) | 0" |
| 1989 | -- | 11°C (51°F) | 0" |
| 1988 | -- | 6°C (42°F) | -- |
| 1987 | -- | 4°C (39°F) | 0" |
| 1986 | 13°C (55°F) | -- | 0" |
| 1984 | -- | 7°C (45°F) | 0.89" |
| 1983 | 14°C (58°F) | 2°C (36°F) | 0" |
| 1982 | 14°C (58°F) | 7°C (44°F) | 0.03" |
| 1981 | 14°C (57°F) | 3°C (37°F) | 0" |
| 1980 | -- | 5°C (41°F) | 0.89" |
| 1979 | -- | 0°C (32°F) | 0" |
| 1978 | 14°C (57°F) | 4°C (39°F) | 0" |
| 1977 | 15°C (59°F) | 7°C (45°F) | 0" |
| 1976 | -- | 3°C (37°F) | -- |
| 1975 | -- | 3°C (37°F) | -- |
| 1974 | -- | -1°C (30°F) | 0" |
| 1973 | -- | 3°C (37°F) | 4.6" |