Monterrey Weather in October
In October, Monterrey averages a high of 28°C (83°F) and a low of 17°C (63°F), from 43 years of daily records (1971–2025).
28°C
Average high
83°F
17°C
Average low
63°F
41°C
Record high
105°F · October 19, 2007
5°C
Record low
41°F · October 30, 1993
What October Is Like in Monterrey
- October 2025 was the warmest October in 43 years of records, 3.9°C (7.1°F) above the long-run average.
- 5 of the 10 warmest Octobers on record in Monterrey have come since 2011.
- The coldest October reading, 5°C (41°F) on October 30, 1993, has not been matched in 32 years.
- A typical October brings 2 days above 35°C (95°F).
At least 1 mm of rain falls on 16% of October days, and the month averages 62 mm in total.
Warmest: 1979 (33.6°C)Latest: 2025 (30.9°C)10-year averageLong-run average (28.5°C)
Look Up a Day in October
See the weather in Monterrey on any October date, year by year.
Source: NOAA GHCN-Daily, Topo Chico (1971–2005); Monterrey (City) (1982–2025). Averages cover 1971–2025. How we compute this