January weather forecast
Cancún, Mexico

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White sandy beach and the clear blue waters in Cancún, Mexico
White sandy beach and the clear blue waters in Cancún, Mexico

Weather in January

Starting the year with a moderate climate, Cancún in January offers hospitable conditions. These initial weeks are marked by a slight relief from peak holiday tourism, allowing visitors to enjoy the various outdoor activities relatively free from extended waiting periods. Weather tends to be slightly uncertain, with a substantial humidity level and a proportion of rainy days. Cancún records a maximum temperature of 26°C (78.8°F) and a minimum temperature of 22.1°C (71.8°F) in January with a rainfall of 67mm (2.64") dispersed across 19.7 days. Slight fluctuations in these conditions can occur, however, January usually marks the start of the year with considerable consistency in its weather patterns.

Temperature

January is the coldest month, with the temperature often reaching an average high of 26°C (78.8°F) and an average low of 22.1°C (71.8°F).

Humidity

The average relative humidity in January is 76%.

Rainfall

In Cancún, Mexico, during January, the rain falls for 19.7 days and regularly aggregates up to 67mm (2.64") of precipitation. Throughout the year, in Cancún, Mexico, there are 224.7 rainfall days, and 886mm (34.88") of precipitation is accumulated.

Sea temperature

The month with the coldest seawater is January, with an average sea temperature of 25.6°C (78.1°F).
Note: For water activities like swimming, diving, and more, temperatures ranging between 25°C (77°F) and 29°C (84.2°F) offer superior comfort and enjoyment for lengthy durations.

Daylight

In January, the average length of the day in Cancún is 11h and 1min.
On the first day of January in Cancún, sunrise is at 7:24 am and sunset at 6:17 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 6:36 pm EST.

Sunshine

With an average of 7.7h of sunshine, January has the least sunshine of the year.

UV index

January, February, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Cancún, Mexico. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 6 in January suggests the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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Frequently asked questions

What is the coldest month in Cancún?

January is the month when Cancún, Mexico, sees the average lowest temperatures, with a high of 26°C (78.8°F) and a low of 22.1°C (71.8°F).

What is the usual temperature for Cancún in January?

The high-temperature, in January, in Cancún, is 26°C (78.8°F), while the low-temperature averages to 22.1°C (71.8°F).

What is the average humidity in January in Cancún?

In January, the average relative humidity is 76%.

How many days does it rain in January in Cancún?

In Cancún, in January, during 19.7 rainfall days, 67mm (2.64") of precipitation is typically accumulated.

What is the month with the coldest sea water in Cancún?

With an average sea temperature of 25.6°C (78.1°F), January is the month with the coldest seawater.

What is the sea water temperature in January in Cancún?

In Cancún, the average seawater temperature in January is 25.6°C (78.1°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the average length of the day in January in Cancún?

The average day length in January in Cancún, Mexico, is 11h and 1min.

When are sunrise and sunset in January in Cancún?

In January, on the first day of the month, sunrise is at 7:24 am and sunset at 6:17 pm. On the last day of the month, in Cancún, Mexico, sunrise is at 7:24 am and sunset at 6:36 pm EST.

What is the month with the least sunshine in Cancún?

The month with the least sunshine is January, with an average of 7.7h of sunshine.

How many hours of sunshine does Cancún have in January?

In Cancún, Mexico, the average sunshine duration in January is 7.7h.

When is the lowest UV index in Cancún?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 6.

What is the UV index intensity in January in Cancún?

In Cancún, the average daily maximum UV index in January is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in January
Cancún, Mexico

Average temperature in January - Cancún, Mexico
  • Average high temperature in January: 26°C

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (26°C).

  • Average low temperature in January: 22.1°C

The month with the highest average low temperature is August (27°C).
The coldest month (with the lowest average low temperature) is January (22.1°C).

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Average pressure in January
Cancún, Mexico

Average pressure in January - Cancún, Mexico
  • Average pressure in January: 1017.7mbar

The month with the highest atmospheric pressure is January (1017.7mbar).
The month with the lowest atmospheric pressure is September (1012.5mbar).

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Average wind speed in January
Cancún, Mexico

Average wind speed in January - Cancún, Mexico
  • Average wind speed in January: 17.6km/h

The windiest month (with the highest average wind speed) is March (18.8km/h).
The calmest month (with the lowest average wind speed) is July (13.1km/h).

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Average humidity in January
Cancún, Mexico

Average humidity in January - Cancún, Mexico
  • Average humidity in January: 76%

The month with the highest relative humidity is June (78%).
The month with the lowest relative humidity is March (73%).

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Average rainfall in January
Cancún, Mexico

Average rainfall in January - Cancún, Mexico
  • Average rainfall in January: 67mm

The wettest month (with the highest rainfall) is October (137mm).
The driest month (with the least rainfall) is March (26mm).

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Average rainfall days in January
Cancún, Mexico

Average rainfall days in January - Cancún, Mexico
  • Average rainfall days in January: 19.7 days

The month with the highest number of rainy days is October (23.3 days).
The month with the least rainy days is April (12.3 days).

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Average sea temperature in January
Cancún, Mexico

Average sea temperature in January - Cancún, Mexico
  • Average sea temperature in January: 25.6°C

The best month for swimming (with the highest average sea temperature) is August (29.4°C).
The coldest month (with the lowest average sea temperature) is January (25.6°C).

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Average daylight in January /
Average sunshine in January
Cancún, Mexico

Average daylight in January / Average sunshine in January - Cancún, Mexico
  • Average daylight in January: 11h and 0min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in January: 7h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 18min).
The month with the least sunshine is January (Average sunshine: 7h and 42min).

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Average sunshine days in January
Cancún, Mexico

Average sunshine days in January - Cancún, Mexico
  • Average sunshine days in January: 6.1 days

The month with the most sunshine days is April (11.7 days).
The month with the least sunshine days is December (4.6 days).

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Average UV index in January
Cancún, Mexico

Average UV index in January - Cancún, Mexico
  • Average UV index in January: 6

The months with the highest UV index are March, April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 6).

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Average cloud cover in January
Cancún, Mexico

Average cloud cover in January - Cancún, Mexico
  • Average cloud cover in January: 40

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 23).

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Average visibility in January
Cancún, Mexico

Average visibility in January - Cancún, Mexico
  • Average visibility in January: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Cancún, Mexico

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