Climate guide for Cozumel, Mexico

Cozumel in July

Weather, crowds & best time to visit

How to read the score (0–10)
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July · Mexico

Best time to visit Cozumel in July Weather, crowds & prices

Weather in Cozumel in July

Average temperature 29°C, 127 mm of rain, about 31 days with 6+ hours of sunshine and 82% humidity — based on the five most recent complete years of ERA5 data (2021–2025).

July score

8.0/10

Ranked #5 of 12 months

Full year for Cozumel
Avg temp
29°C
Rainfall
127 mm
Humidity
82%
Days with 6h+ sun
31
Crowd Density
Moderate Crowds
Average Expenses
$$ · Moderate Cost ($$)

July in Cozumel scores 8.0/10 for beach and coastal travel - an above-average month (#5 of 12). Expect around 29°C, 127 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.

Cozumel's reefs, beach clubs and quiet east side make it the Caribbean's classic dive island.

July in Cozumel — reliably good (5th best month)

July averages 29°C (84°F) and humidity near 82%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Monthly rainfall reaches 127 mm — wet for this destination — but about 31 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.

It scores 8/10 here, 5th of 12 months, against 9.6/10 in the destination's best month.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

Plan for mid-season pricing, with crowds are moderate.

Flexible dates? April scores 1.6 points higher here — enough to change the trip.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Cozumel in July?
In July, Cozumel averages 29°C, 127 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 8.0/10.
Is July a good time to visit Cozumel?
July earns a 8.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Cozumel in July?
Expect about 127 mm of rain in July. Average humidity is 82% and there are about 31 days with 6+ hours of sunshine.

Curated in Cozumel

Tickets & experiences

Things to do in Cozumel

Cozumel, Mexico. Live activities and tours from GetYourGuide, matched to this destination.