Weather on August 20 in Monterrey
Historical weather data for August 20 in Monterrey, Mexico
Avg High36°C (97°F)
Avg Low22°C (72°F)
Warmest198633°C
Coldest200325°C
Based on 44 years of data from TOPO CHICO
About This Date
August 20th in Monterrey, Mexico typically brings hot summer weather, with average highs around 36°C and lows near 22°C — a 25°F daily swing. Over 44 years of records, the warmest August 20th was in 1986 (33°C average), while the coldest was 2003 (25°C) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 9% of August 20th dates historically, with the wettest August 20th recording 1.77" of rain.
Planning for August 20th in Monterrey? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2019 | 39°C (103°F) | 25°C (77°F) | -- |
| 2018 | 41°C (105°F) | 24°C (75°F) | 0 mm |
| 2015 | 40°C (104°F) | 24°C (75°F) | 9 mm |
| 2012 | 37°C (99°F) | 22°C (71°F) | 8 mm |
| 2011 | 39°C (102°F) | 24°C (75°F) | 0 mm |
| 2010 | 38°C (100°F) | 22°C (72°F) | 0 mm |
| 2009 | 42°C (107°F) | 25°C (77°F) | 0 mm |
| 2008 | 33°C (92°F) | 23°C (73°F) | 0 mm |
| 2007 | 36°C (96°F) | 23°C (74°F) | -- |
| 2006 | 37°C (99°F) | 23°C (73°F) | 0 mm |
| 2005 | 33°C (91°F) | 21°C (69°F) | 0 mm |
| 2004 | 36°C (96°F) | 14°C (57°F) | 0 mm |
| 2003 | 30°C (86°F) | 20°C (68°F) | 0 mm |
| 2002 | 35°C (95°F) | 20°C (68°F) | 0 mm |
| 2001 | 33°C (91°F) | 18°C (64°F) | 0 mm |
| 2000 | 35°C (95°F) | 22°C (72°F) | 0 mm |
| 1999 | 37°C (99°F) | 23°C (73°F) | 0 mm |
| 1998 | 35°C (95°F) | 23°C (74°F) | 0 mm |
| 1997 | 38°C (100°F) | 23°C (73°F) | 0 mm |
| 1996 | 39°C (102°F) | 24°C (75°F) | 5 mm |
| 1995 | 33°C (91°F) | -- | 0 mm |
| 1994 | 39°C (102°F) | 23°C (73°F) | 0 mm |
| 1993 | 38°C (100°F) | 23°C (73°F) | 0 mm |
| 1992 | 34°C (93°F) | 23°C (73°F) | 0 mm |
| 1991 | 39°C (102°F) | 25°C (77°F) | 0 mm |
| 1990 | 36°C (96°F) | 23°C (73°F) | 0 mm |
| 1989 | 36°C (96°F) | 24°C (75°F) | 0 mm |
| 1988 | 29°C (84°F) | 23°C (73°F) | 0 mm |
| 1987 | 37°C (98°F) | 23°C (73°F) | 0 mm |
| 1986 | 42°C (107°F) | 25°C (77°F) | 0 mm |
| 1985 | 39°C (102°F) | 22°C (71°F) | 0 mm |
| 1983 | 37°C (98°F) | 22°C (71°F) | 0 mm |
| 1982 | 36°C (96°F) | 21°C (69°F) | 0 mm |
| 1981 | 31°C (87°F) | 22°C (71°F) | 0 mm |
| 1980 | 28°C (82°F) | 23°C (73°F) | 0 mm |
| 1979 | 38°C (100°F) | 23°C (73°F) | 0 mm |
| 1978 | 37°C (98°F) | 23°C (73°F) | 0 mm |
| 1977 | 39°C (102°F) | 22°C (71°F) | 0 mm |
| 1976 | 36°C (96°F) | 19°C (66°F) | 45 mm |
| 1975 | 34°C (93°F) | 22°C (71°F) | 0 mm |
| 1974 | 37°C (98°F) | 23°C (73°F) | 0 mm |
| 1973 | 32°C (89°F) | 21°C (69°F) | 0 mm |
| 1972 | 33°C (91°F) | 21°C (69°F) | 0 mm |
| 1971 | 32°C (89°F) | 21°C (69°F) | 0 mm |