Weather on December 18 in Mendoza
Historical weather data for December 18 in Mendoza, Argentina
Avg High32°C (89°F)
Avg Low18°C (65°F)
Warmest197132°C
Coldest198417°C
Based on 55 years of data from MENDOZA OBSERVATORIO
About This Date
December 18th in Mendoza, Argentina typically brings warm winter weather, with average highs around 32°C and lows near 18°C. Over 55 years of records, the warmest December 18th was in 1971 (32°C average), while the coldest was 1984 (17°C) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 9% of December 18th dates historically, with the wettest December 18th recording 0.61" of rain.
Planning for December 18th in Mendoza? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 30°C (86°F) | 22°C (71°F) | -- |
| 2024 | 34°C (93°F) | -- | -- |
| 2023 | 29°C (85°F) | 16°C (61°F) | 0.03" |
| 2022 | -- | 13°C (56°F) | 0.61" |
| 2021 | -- | 18°C (64°F) | -- |
| 2020 | -- | 16°C (61°F) | -- |
| 2019 | -- | 17°C (63°F) | -- |
| 2018 | -- | 17°C (63°F) | 0" |
| 2017 | -- | 13°C (56°F) | -- |
| 2016 | 36°C (96°F) | -- | -- |
| 2015 | 28°C (83°F) | 16°C (60°F) | 0" |
| 2014 | -- | 20°C (68°F) | -- |
| 2013 | -- | 23°C (73°F) | 0" |
| 2012 | -- | 14°C (58°F) | -- |
| 2011 | 35°C (95°F) | 21°C (69°F) | -- |
| 2010 | 33°C (91°F) | 18°C (64°F) | 0.2" |
| 2009 | 37°C (99°F) | 21°C (69°F) | -- |
| 2008 | 31°C (87°F) | -- | 0.41" |
| 2007 | 35°C (95°F) | 21°C (69°F) | -- |
| 2006 | 31°C (88°F) | 21°C (69°F) | -- |
| 2005 | 35°C (95°F) | -- | -- |
| 2004 | 33°C (92°F) | 21°C (69°F) | 0" |
| 2003 | 36°C (97°F) | 17°C (62°F) | 0" |
| 2002 | 39°C (102°F) | 21°C (69°F) | 0" |
| 2001 | 34°C (94°F) | 19°C (67°F) | -- |
| 2000 | 32°C (89°F) | 22°C (71°F) | -- |
| 1999 | 27°C (81°F) | 17°C (62°F) | 0" |
| 1998 | 33°C (92°F) | 17°C (63°F) | 0" |
| 1997 | 28°C (82°F) | 20°C (68°F) | 0" |
| 1996 | 36°C (96°F) | 19°C (67°F) | 0" |
| 1995 | 38°C (101°F) | 22°C (71°F) | 0" |
| 1994 | 32°C (89°F) | 23°C (74°F) | 0" |
| 1993 | 33°C (91°F) | 18°C (65°F) | 0.05" |
| 1992 | 32°C (90°F) | 16°C (60°F) | 0" |
| 1991 | 33°C (92°F) | 16°C (61°F) | -- |
| 1990 | 33°C (92°F) | 16°C (60°F) | 0" |
| 1989 | 29°C (85°F) | 17°C (62°F) | 0" |
| 1988 | 32°C (89°F) | 17°C (62°F) | -- |
| 1987 | 30°C (86°F) | 13°C (55°F) | 0" |
| 1986 | 34°C (94°F) | 13°C (56°F) | -- |
| 1985 | 31°C (87°F) | 20°C (68°F) | -- |
| 1984 | 20°C (68°F) | 15°C (59°F) | -- |
| 1983 | 32°C (89°F) | 19°C (66°F) | -- |
| 1982 | 32°C (89°F) | 14°C (57°F) | 0" |
| 1981 | 30°C (86°F) | 14°C (58°F) | 0" |
| 1980 | 25°C (77°F) | 15°C (59°F) | 0" |
| 1979 | 29°C (84°F) | 21°C (69°F) | 0" |
| 1978 | 32°C (90°F) | 22°C (72°F) | 0" |
| 1977 | 23°C (73°F) | 16°C (61°F) | 0" |
| 1976 | 25°C (77°F) | 17°C (63°F) | -- |
| 1975 | 37°C (99°F) | 23°C (74°F) | -- |
| 1974 | -- | 15°C (59°F) | 0" |
| 1973 | -- | 19°C (66°F) | 0" |
| 1972 | 30°C (86°F) | 19°C (66°F) | -- |
| 1971 | 38°C (101°F) | 24°C (76°F) | -- |