Monterrey weather in October
October in Monterrey: hot, a little rain, with clean air — an excellent time to visit.
#6 of 12 months in Monterrey · #128 of 604 destinations to visit in October · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Monterrey climate normals — October
| Daytime high | 28°C / 82°F | 🥵 hot |
|---|---|---|
| Nighttime low | 18°C / 65°F | |
| Feels like (high) | 29°C / 84°F | |
| Rainfall | 52 mm / 2 in | 🌦 some rain |
| Rainy days | 6 days | |
| Humidity | 72% | 💧 humid |
| Dew point | 16°C / 60°F | |
| Sunshine | 9.8 h/day | |
| Daylight | 11.5 h | |
| Wind | 12 km/h / 7 mph | |
| Air quality (US AQI) | 45 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Monterrey?
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Monterrey in October — FAQ
- Is October a good time to visit Monterrey?
- October in Monterrey: hot, a little rain, with clean air — an excellent time to visit. It ranks #6 of 12 months for Monterrey on SeasonMap's comfort score (86/100).
- What is the weather like in Monterrey in October?
- In October, Monterrey averages a daily high of 27.6°C and a low of 18.2°C, with about 51.7 mm of rain over roughly 6 rainy days.
- What is the air quality in Monterrey in October?
- Monterrey has a mean US Air Quality Index of about 45 in October.