What to pack for Cancún in July
- light, breathable clothing
- sun protection (hat, SPF 50)
- a compact umbrella or rain shell — rain is frequent
- expect humid, sticky conditions
Humidity averages 79%; max daily wind around 16 km/h.
How July compares
Best months in Cancún: December–March. See the full best time to visit Cancún guide.
Cancún in July: the details
In July, Cancún sees average daytime highs of 31°C (88°F) and overnight lows of 26°C (79°F). Rainfall totals roughly 93 mm across 15.7 rainy days, and the sun shines about 11.7 hours per day with 13.2 hours of daylight mid-month. Relative humidity averages 79%.
In context: July is the second-warmest month and the 7th-wettest in Cancún. The sunniest month is April (11.8 h/day).
| Metric | July average |
|---|---|
| Daytime high | 31°C / 88°F |
| Overnight low | 26°C / 79°F |
| Rainfall | 93 mm over 15.7 rainy days |
| Sunshine | 11.7 h/day (13.2 h daylight) |
| Humidity | 79% |
| Travel score | 4.1 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Cancún, Mexico (21.17, -86.85) — see our methodology. Actual conditions vary year to year.
Not set on Cancún? Browse the best places to visit in July ranked by travel score.
Frequently asked questions
How hot is Cancún in July?
Daytime highs in Cancún in July average 31°C (88°F); nights drop to about 26°C.
Does it rain in Cancún in July?
Expect around 15.7 rainy days and 93 mm of rainfall in July.
Is July a good time to visit Cancún?
July is a challenging month to visit Cancún — consider December–March instead. Overall travel score: 4.1/10. The best months are December–March.
Also good in July, near Cancún
Where should you go next month?
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