Mexico City weather in August
August in Mexico City: nice, soaked, with very humid — an excellent time to visit.
#12 of 12 months in Mexico City · #254 of 604 destinations to visit in August · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Mexico City climate normals — August
| Daytime high | 22°C / 71°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 55°F | |
| Feels like (high) | 23°C / 73°F | |
| Rainfall | 156 mm / 6.1 in | ⛈ soaked |
| Rainy days | 23 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 12°C / 54°F | |
| Sunshine | 9.8 h/day | |
| Daylight | 12.8 h | |
| Wind | 12 km/h / 7 mph | |
| Air quality (US AQI) | 71 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Mexico City in August — FAQ
- Is August a good time to visit Mexico City?
- August in Mexico City: nice, soaked, with very humid — an excellent time to visit. It ranks #12 of 12 months for Mexico City on SeasonMap's comfort score (82/100).
- What is the weather like in Mexico City in August?
- In August, Mexico City averages a daily high of 21.7°C and a low of 12.7°C, with about 155.9 mm of rain over roughly 23 rainy days.
- What is the air quality in Mexico City in August?
- Mexico City has a mean US Air Quality Index of about 71 in August.