Weather on May 21 in Monterrey
Historical weather data for May 21 in Monterrey, Mexico
Based on 50 years of data from TOPO CHICO
About This Date
May 21st in Monterrey, Mexico typically brings hot spring weather, with average highs around 34°C and lows near 21°C. Over 50 years of records, the warmest May 21st was in 2011 (34°C average), while the coldest was 2002 (22°C) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 14% of May 21st dates historically, with the wettest May 21st recording 0.69" of rain. The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
Planning for May 21st in Monterrey? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 35°C (95°F) | 22°C (72°F) | 0.41" |
| 2024 | 40°C (104°F) | 25°C (77°F) | 0" |
| 2021 | 34°C (93°F) | 18°C (64°F) | 0" |
| 2019 | 37°C (99°F) | 23°C (73°F) | 0" |
| 2018 | 30°C (86°F) | 21°C (70°F) | 0.08" |
| 2015 | 33°C (91°F) | 23°C (73°F) | 0" |
| 2014 | 34°C (94°F) | 20°C (68°F) | 0" |
| 2013 | 36°C (97°F) | 23°C (73°F) | 0" |
| 2012 | 33°C (92°F) | 21°C (70°F) | 0" |
| 2011 | 42°C (108°F) | 25°C (77°F) | 0" |
| 2010 | 32°C (89°F) | 23°C (73°F) | 0" |
| 2009 | 31°C (88°F) | 17°C (63°F) | 0" |
| 2008 | 40°C (104°F) | 22°C (71°F) | 0" |
| 2007 | 28°C (82°F) | 19°C (67°F) | 0" |
| 2006 | 38°C (101°F) | 18°C (64°F) | 0" |
| 2005 | 34°C (93°F) | 19°C (66°F) | 0" |
| 2004 | 27°C (80°F) | 19°C (66°F) | 0" |
| 2003 | 31°C (87°F) | 20°C (68°F) | 0" |
| 2002 | 28°C (82°F) | 15°C (59°F) | 0" |
| 2001 | 38°C (101°F) | 24°C (75°F) | 0.1" |
| 2000 | 29°C (84°F) | 20°C (68°F) | 0" |
| 1999 | 35°C (95°F) | 21°C (69°F) | 0" |
| 1998 | 39°C (102°F) | 20°C (68°F) | 0" |
| 1997 | 31°C (87°F) | 21°C (69°F) | 0.38" |
| 1996 | 41°C (105°F) | 21°C (69°F) | 0" |
| 1995 | 36°C (96°F) | 24°C (75°F) | 0" |
| 1994 | 30°C (86°F) | 20°C (68°F) | 0" |
| 1993 | 32°C (89°F) | 21°C (69°F) | 0" |
| 1992 | 32°C (89°F) | 20°C (68°F) | 0.03" |
| 1991 | 35°C (95°F) | 22°C (71°F) | 0" |
| 1990 | 39°C (102°F) | 24°C (75°F) | 0" |
| 1989 | 36°C (96°F) | 25°C (77°F) | 0" |
| 1988 | 36°C (96°F) | 22°C (71°F) | 0" |
| 1987 | 32°C (89°F) | 22°C (71°F) | 0" |
| 1986 | 34°C (93°F) | 18°C (64°F) | 0" |
| 1985 | 32°C (89°F) | 22°C (71°F) | 0" |
| 1984 | 35°C (95°F) | 17°C (62°F) | 0.56" |
| 1983 | 42°C (107°F) | 24°C (75°F) | 0" |
| 1982 | 33°C (91°F) | 21°C (69°F) | 0" |
| 1981 | 27°C (80°F) | 21°C (69°F) | 0" |
| 1980 | 33°C (91°F) | 22°C (71°F) | 0.69" |
| 1979 | 36°C (96°F) | 19°C (66°F) | 0" |
| 1978 | 34°C (93°F) | 23°C (73°F) | 0" |
| 1977 | 34°C (93°F) | 21°C (69°F) | 0" |
| 1976 | 29°C (84°F) | 19°C (66°F) | 0" |
| 1975 | 37°C (98°F) | 23°C (73°F) | 0" |
| 1974 | 31°C (87°F) | 21°C (69°F) | 0" |
| 1973 | 36°C (96°F) | 19°C (66°F) | 0" |
| 1972 | 25°C (77°F) | 20°C (68°F) | 0" |
| 1971 | 33°C (91°F) | 21°C (69°F) | 0" |