Cancún in January
In January, Cancún averages 28°C (82°F) during the day and 20°C (68°F) at night, with around 8 days of rain (89 mm total).
High seasonConditions are warm and beach-friendly. Occasional showers are likely but won't dominate.
January is a great month to visit Cancún: pleasant temperatures and relatively few wet days.
How January compares to the rest of the year in Cancún
January is one of the coolest months in Cancún (11th of 12) and moderately rainy compared to the rest of the year (6th of 12). Daytime temperature runs 3°C below the annual average (31°C). January runs roughly the same as December (28°C) and warms a further 1°C into February (29°C).
January sunrise & sunset in Cancún
Times shown for Cancún local time (America/Cancun), calculated for the 15th of January. They shift by a few minutes day to day across the month.
Photography light in Cancún — January
Golden-hour and blue-hour windows for the 15th of January, in Cancún's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Cancún in January
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on January's tier (High season) and Cancún's popularity.
Crowds & pricing — January in Cancún
This is a busy month in Cancún — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.
Why this tier: comfortable tourism weather beach-season conditions
Sun & mosquito risk — January in Cancún
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Cancún — January
Across the year Cancún's sea swings from 26.7°C (February) to 29.5°C (September) — January sits at 26.9°C.
Cancún in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 28°C / 82°F | 20°C / 68°F | 89 mm | 8 | — |
| February | 29°C / 84°F | 20°C / 68°F | 56 mm | 6 | — |
| March | 30°C / 86°F | 22°C / 72°F | 41 mm | 4 | — |
| April | 32°C / 90°F | 23°C / 73°F | 39 mm | 4 | — |
| May | 33°C / 91°F | 25°C / 77°F | 109 mm | 7 | — |
| June | 33°C / 91°F | 26°C / 79°F | 165 mm | 9 | — |
| July | 34°C / 93°F | 26°C / 79°F | 89 mm | 8 | — |
| August | 34°C / 93°F | 26°C / 79°F | 116 mm | 9 | — |
| September | 33°C / 91°F | 25°C / 77°F | 218 mm | 13 | — |
| October | 31°C / 88°F | 24°C / 75°F | 196 mm | 11 | — |
| November | 29°C / 84°F | 22°C / 72°F | 102 mm | 8 | — |
| December | 28°C / 82°F | 21°C / 70°F | 102 mm | 9 | — |
Other cities with similar January weather
🌍 See the full ranked list of climate twins for Cancún in January →
Frequently asked questions
How hot is Cancún in January?
In January, Cancún averages a high of 28°C (82°F) and a low of 20°C (68°F) — generally warm.
Does it rain a lot in Cancún in January?
January sees occasional rain in Cancún, with about 8 rainy days on average.
Is January a good time to visit Cancún?
January is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Cancún in January?
Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full January packing list for Cancún for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.