Weather on December 31 in Mendoza
Historical weather data for December 31 in Mendoza, Argentina
Based on 54 years of data from MENDOZA OBSERVATORIO
About This Date
December 31st in Mendoza, Argentina typically brings hot winter weather, with average highs around 32°C and lows near 18°C — a 25°F daily swing. Over 54 years of records, the warmest December 31st was in 2016 (31°C average), while the coldest was 1977 (16°C) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 24% of December 31st dates historically, with the wettest December 31st recording 4.39" of rain. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for December 31st in Mendoza? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 31°C (87°F) | 21°C (69°F) | -- |
| 2024 | -- | 21°C (70°F) | 0 mm |
| 2023 | 32°C (89°F) | 18°C (65°F) | 0 mm |
| 2022 | 34°C (93°F) | 21°C (69°F) | 1 mm |
| 2021 | -- | 16°C (61°F) | -- |
| 2020 | -- | 13°C (56°F) | -- |
| 2019 | -- | 24°C (75°F) | -- |
| 2018 | -- | 15°C (59°F) | -- |
| 2017 | 35°C (95°F) | 23°C (73°F) | -- |
| 2016 | 39°C (102°F) | 23°C (74°F) | -- |
| 2015 | 32°C (89°F) | 18°C (65°F) | 8 mm |
| 2014 | 32°C (89°F) | 18°C (64°F) | 0 mm |
| 2013 | 36°C (97°F) | -- | -- |
| 2012 | 37°C (99°F) | 24°C (75°F) | -- |
| 2011 | -- | 22°C (72°F) | -- |
| 2010 | 29°C (85°F) | 15°C (59°F) | 79 mm |
| 2009 | -- | 17°C (62°F) | -- |
| 2008 | 36°C (97°F) | 21°C (69°F) | -- |
| 2007 | 34°C (94°F) | 11°C (51°F) | -- |
| 2006 | -- | 23°C (74°F) | 1 mm |
| 2004 | 38°C (101°F) | 22°C (71°F) | -- |
| 2003 | 31°C (87°F) | 19°C (66°F) | 0 mm |
| 2002 | 29°C (85°F) | 18°C (65°F) | 0 mm |
| 2001 | 33°C (92°F) | 18°C (65°F) | 8 mm |
| 2000 | 34°C (93°F) | 20°C (68°F) | -- |
| 1999 | 29°C (85°F) | 17°C (63°F) | -- |
| 1998 | 33°C (92°F) | 21°C (70°F) | -- |
| 1997 | 33°C (92°F) | 19°C (66°F) | 0 mm |
| 1996 | 31°C (88°F) | 18°C (65°F) | 8 mm |
| 1995 | 34°C (93°F) | 21°C (69°F) | 0 mm |
| 1994 | 39°C (102°F) | 22°C (71°F) | 0 mm |
| 1993 | 34°C (94°F) | 18°C (64°F) | 0 mm |
| 1992 | 26°C (78°F) | 16°C (60°F) | 8 mm |
| 1991 | 23°C (74°F) | 16°C (61°F) | 30 mm |
| 1990 | 34°C (94°F) | 19°C (67°F) | 0 mm |
| 1989 | 34°C (93°F) | 21°C (69°F) | -- |
| 1988 | 32°C (90°F) | 18°C (64°F) | 43 mm |
| 1987 | 38°C (100°F) | 18°C (64°F) | 0 mm |
| 1986 | 28°C (82°F) | 18°C (64°F) | -- |
| 1985 | 29°C (85°F) | 16°C (61°F) | -- |
| 1984 | 27°C (81°F) | 18°C (65°F) | 0 mm |
| 1983 | 32°C (90°F) | 17°C (62°F) | 0 mm |
| 1982 | 33°C (92°F) | 21°C (69°F) | 112 mm |
| 1981 | 31°C (87°F) | 15°C (59°F) | 43 mm |
| 1980 | 23°C (73°F) | 19°C (66°F) | 5 mm |
| 1979 | 29°C (85°F) | 12°C (53°F) | 0 mm |
| 1978 | 28°C (83°F) | 19°C (67°F) | -- |
| 1977 | 19°C (66°F) | 13°C (55°F) | 13 mm |
| 1976 | -- | 19°C (66°F) | 0 mm |
| 1975 | 37°C (98°F) | 23°C (74°F) | -- |
| 1974 | -- | 12°C (54°F) | 0 mm |
| 1973 | 37°C (99°F) | 18°C (65°F) | 0 mm |
| 1972 | 32°C (89°F) | 21°C (69°F) | -- |
| 1971 | 34°C (94°F) | 21°C (70°F) | -- |