Weather on May 18 in Valparaíso
Historical weather data for May 18 in Valparaíso, Chile
Avg High19°C (66°F)
Avg Low5°C (41°F)
Warmest199117°C
Coldest20268°C
Based on 50 years of data from QUINTERO
About This Date
May 18th in Valparaíso, Chile typically brings mild spring weather, with average highs around 19°C and lows near 5°C — a 25°F daily swing. Over 50 years of records, the warmest May 18th was in 1991 (17°C average), while the coldest was 2026 (8°C) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 18% of May 18th dates historically, with the wettest May 18th recording 0.51" of rain.
Planning for May 18th in Valparaíso? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 14°C (58°F) | 2°C (35°F) | -- |
| 2025 | 16°C (61°F) | 12°C (53°F) | -- |
| 2024 | -- | -1°C (31°F) | 0 mm |
| 2023 | -- | 4°C (39°F) | 0 mm |
| 2022 | 21°C (70°F) | 1°C (33°F) | 0 mm |
| 2021 | -- | 8°C (46°F) | -- |
| 2020 | 28°C (83°F) | 4°C (39°F) | 0 mm |
| 2019 | -- | 8°C (47°F) | 0 mm |
| 2018 | -- | 3°C (37°F) | 0 mm |
| 2017 | 14°C (58°F) | 7°C (44°F) | 7 mm |
| 2016 | 19°C (67°F) | 7°C (45°F) | 0 mm |
| 2015 | -- | 4°C (40°F) | 0 mm |
| 2014 | -- | 8°C (47°F) | 0 mm |
| 2013 | 16°C (61°F) | -- | 9 mm |
| 2012 | -- | 4°C (40°F) | 0 mm |
| 2011 | 22°C (71°F) | 2°C (35°F) | 0 mm |
| 2010 | -- | 2°C (36°F) | 0 mm |
| 2009 | 22°C (71°F) | -- | 0 mm |
| 2008 | -- | 9°C (49°F) | 0 mm |
| 2007 | -- | 1°C (33°F) | -- |
| 2006 | 18°C (65°F) | 8°C (46°F) | -- |
| 2005 | -- | 4°C (40°F) | 2 mm |
| 2004 | -- | 7°C (44°F) | 0 mm |
| 2003 | 17°C (62°F) | -- | 0 mm |
| 2001 | -- | 9°C (48°F) | 5 mm |
| 2000 | 24°C (76°F) | 8°C (47°F) | 1 mm |
| 1999 | -- | 2°C (36°F) | -- |
| 1998 | 27°C (81°F) | 3°C (37°F) | 0 mm |
| 1997 | 16°C (61°F) | -- | 9 mm |
| 1996 | 17°C (62°F) | 1°C (34°F) | 0 mm |
| 1995 | -- | 1°C (34°F) | 0 mm |
| 1994 | -- | 7°C (44°F) | 0 mm |
| 1993 | -- | 3°C (37°F) | 0 mm |
| 1992 | -- | 6°C (42°F) | 0 mm |
| 1991 | 26°C (78°F) | 8°C (46°F) | 0 mm |
| 1990 | -- | -2°C (29°F) | 0 mm |
| 1988 | 23°C (73°F) | -- | -- |
| 1987 | 13°C (56°F) | -- | 13 mm |
| 1986 | 17°C (63°F) | -- | 8 mm |
| 1984 | 11°C (52°F) | 7°C (45°F) | 10 mm |
| 1983 | -- | 7°C (44°F) | -- |
| 1982 | -- | 2°C (35°F) | -- |
| 1981 | 18°C (64°F) | 7°C (45°F) | 0 mm |
| 1980 | -- | 13°C (55°F) | 0 mm |
| 1979 | 18°C (64°F) | 5°C (41°F) | 0 mm |
| 1978 | 19°C (66°F) | 5°C (41°F) | 0 mm |
| 1977 | 15°C (59°F) | 3°C (37°F) | 0 mm |
| 1976 | 14°C (57°F) | -- | -- |
| 1974 | 18°C (64°F) | 8°C (46°F) | 0 mm |
| 1973 | -- | 6°C (43°F) | -- |