Climate guide for Isla Mujeres, Mexico

Isla Mujeres in January

Weather, crowds & best time to visit

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

Best time to visit Isla Mujeres in January Weather, crowds & prices

Weather in Isla Mujeres in January

Average temperature 25°C, 123 mm of rain, about 13 days with 6+ hours of sunshine and 79% humidity — based on the five most recent complete years of ERA5 data (2021–2025).

January score

6.8/10

Ranked #10 of 12 months

Full year for Isla Mujeres
Avg temp
25°C
Rainfall
123 mm
Humidity
79%
Days with 6h+ sun
13
Crowd Density
Quiet / Uncrowded
Average Expenses
$ · Budget Friendly ($)

January in Isla Mujeres scores 6.8/10 for beach and coastal travel - ranked #10 of 12. Expect around 25°C, 123 mm of rain, and roughly 13 days with 6+ hours of sunshine this month.

Isla Mujeres lies off Cancún with a breezy beach, a turtle farm and calm Caribbean water.

January in Isla Mujeres: mixed conditions, plan around the weather

January averages 25°C (77°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

At 123 mm this is a genuinely wet month: about 13 days with 6+ hours of sunshine in total, and outdoor plans need an indoor fallback.

It scores 6.8/10 here, 10th of 12 months, against 9.6/10 in the destination's best month.

Pack light clothing, swimwear and real sun protection, a proper rain shell rather than an umbrella.

Plan for low-season pricing, with crowds are light for this destination.

Flexible dates? April scores 2.8 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 Isla Mujeres in January?
In January, Isla Mujeres averages 25°C, 123 mm of rain, and about 13 days with 6+ hours of sunshine. Its climate-comfort score is 6.8/10.
Is January a good time to visit Isla Mujeres?
January earns a 6.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Isla Mujeres in January?
Expect about 123 mm of rain in January. Average humidity is 79% and there are about 13 days with 6+ hours of sunshine.

Curated in Isla Mujeres

Tickets & experiences

Things to do in Isla Mujeres

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