Cozumel weather in July
July in Cozumel: hot, a little rain, with very humid — an excellent time to visit.
#4 of 12 months in Cozumel · #315 of 897 destinations to visit in July · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Cozumel in July
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Cozumel climate normals — July
| Daytime high | 30°C / 85°F | 🥵 hot |
|---|---|---|
| Nighttime low | 28°C / 82°F | |
| Rainfall | 55 mm / 2.2 in | 🌦 some rain |
| Rainy days | 12 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 25°C / 76°F | |
| Sunshine | 11.8 h/day | |
| Daylight | 13.2 h | |
| Wind | 23 km/h / 14 mph | |
| Air quality (US AQI) | 63 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Cozumel in July — FAQ
- Is July a good time to visit Cozumel?
- July in Cozumel: hot, a little rain, with very humid — an excellent time to visit. It ranks #4 of 12 months for Cozumel on SeasonMap's comfort score (86/100).
- What is the weather like in Cozumel in July?
- In July, Cozumel averages a daily high of 29.5°C and a low of 27.6°C, with about 55.4 mm of rain over roughly 12.4 rainy days.
- What is the air quality in Cozumel in July?
- Cozumel has a mean US Air Quality Index of about 63 in July.