What to pack for Cancún in January
- t-shirts and light layers
- a light jacket for evenings
- a compact umbrella or rain shell — rain is frequent
Humidity averages 77%; max daily wind around 19 km/h.
How January compares
Best months in Cancún: December–March. See the full best time to visit Cancún guide.
Cancún in January: the details
In January, Cancún sees average daytime highs of 26°C (80°F) and overnight lows of 22°C (71°F). Rainfall totals roughly 85 mm across 15.5 rainy days, and the sun shines about 9.5 hours per day with 10.8 hours of daylight mid-month. Relative humidity averages 77%.
In context: January is the coldest month of the year and the 8th-wettest in Cancún. The sunniest month is April (11.8 h/day).
| Metric | January average |
|---|---|
| Daytime high | 26°C / 80°F |
| Overnight low | 22°C / 71°F |
| Rainfall | 85 mm over 15.5 rainy days |
| Sunshine | 9.5 h/day (10.8 h daylight) |
| Humidity | 77% |
| Travel score | 8.0 / 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 January ranked by travel score.
Frequently asked questions
How hot is Cancún in January?
Daytime highs in Cancún in January average 26°C (80°F); nights drop to about 22°C.
Does it rain in Cancún in January?
Expect around 15.5 rainy days and 85 mm of rainfall in January.
Is January a good time to visit Cancún?
January is a good month to visit Cancún. Overall travel score: 8.0/10. The best months are December–March.
Also good in January, near Cancún
Where should you go next month?
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