Monterrey weather in July
July in Monterrey: sweltering, a little rain, with clean air — a great time to visit.
#12 of 12 months in Monterrey · #338 of 604 destinations to visit in July · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Monterrey climate normals — July
| Daytime high | 33°C / 92°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 23°C / 74°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 65 mm / 2.6 in | 🌦 some rain |
| Rainy days | 4 days | |
| Humidity | 51% | 🍃 comfortable |
| Dew point | 17°C / 63°F | |
| Sunshine | 11.7 h/day | |
| Daylight | 13.6 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 48 | 🍃 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 July — FAQ
- Is July a good time to visit Monterrey?
- July in Monterrey: sweltering, a little rain, with clean air — a great time to visit. It ranks #12 of 12 months for Monterrey on SeasonMap's comfort score (76/100).
- What is the weather like in Monterrey in July?
- In July, Monterrey averages a daily high of 33.1°C and a low of 23.2°C, with about 64.9 mm of rain over roughly 4 rainy days.
- What is the air quality in Monterrey in July?
- Monterrey has a mean US Air Quality Index of about 48 in July.