Monterrey Weather in July
Monterrey in July sees very high temperatures, with highs around 33°C (91°F) and overnight lows of 21°C (70°F). Rainfall is fairly high at around 69 mm (2.7 in) on average, so pack waterproofs just in case.
Rainfall in Monterrey in July
Records from the past 30 years suggest around 4 days of rain, with 69 mm (2.7 in) average for the month. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.
Temperature in Monterrey in July
In July, Monterrey gets very high temperatures, with highs of 33°C (91°F). Nights cool to around 21°C (70°F). Mornings and evenings are often more comfortable than the peak afternoon hours. Nights are mild at around 21°C (70°F), which is comfortable for most people.
Sunshine in Monterrey in July
With approximately 251 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If you're looking for dry conditions and comfortable temperatures, July may not be the ideal month to visit Monterrey. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Mexico, check out our Monterrey's climate page.
Monterrey Temperature in July
Min Temperature
21°C (70°F)
Max Temperature
33°C (91°F)
Chance of Rain
13%
Precipitation
69 mm (2.7 in)
Rainy days
4 days
Humidity
64%
Sunshine
251 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Monterrey typically stay consistent throughout July, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 22°C (72°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Monterrey in July
Browse day-by-day weather records for Monterrey spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Monterrey historical weather extremes in July
Our historical data for Monterrey spans 1976 to 2025, revealing these weather extremes.
- Monterrey recorded its highest July temperature of 42°C (108°F) on July 1, 1992.
- The coldest July day was on July 5, 1976, with a maximum of 24°C (75°F).
- Monterrey registered its coldest July night on July 15, 1984, with temperatures dropping to 14°C (57°F).
Best Places in Mexico in July
Find out more about the weather in Mexico and which places have the best travel conditions in this month. See all of Mexico in July →
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What to Wear in Monterrey in July
Warm but pleasant conditions in Monterrey in July. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Monterrey in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Mexico, check out our Monterrey's climate page.
Temperature Rainfall Sunshine Humidity
See the full Monterrey climate overview or explore weather in Mexico.
