December weather forecast and climate
San Cristóbal de las Casas, Mexico

Dramatic skyline over a street in San Cristobal de las Casas in Mexico, with rows of cars and houses on the ancient cobblestoned streets
Dramatic skyline over a street in San Cristobal de las Casas in Mexico, with rows of cars and houses on the ancient cobblestoned streets

Temperature

The coldest month is December, with an average high-temperature of 19.9°C (67.8°F) and an average low-temperature of 5.1°C (41.2°F).

Humidity

Months with the highest humidity are January, September through December, with an average relative humidity of 80%.

Rainfall

In San Cristóbal de las Casas, in December, it is raining for 2.3 days, with typically 12.2mm (0.5") of accumulated precipitation. Throughout the year, there are 111.4 rainfall days, and 1084.7mm (42.7") of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 11.1h of daylight.

Sunshine

In December, the average sunshine is 6.1h.

UV index

January and December, with an average UV index of 9, are months with the lowest UV index in San Cristóbal de las Casas, Mexico.

What is the coldest month in San Cristóbal de las Casas?

December is the coldest month in San Cristóbal de las Casas, Mexico, with an average high-temperature of 19.9°C (67.8°F) and an average low-temperature of 5.1°C (41.2°F).

What is the temperature in December in San Cristóbal de las Casas?

In San Cristóbal de las Casas, Mexico, in December, the average high-temperature is 19.9°C (67.8°F), and the average low-temperature is 5.1°C (41.2°F).

What are the most humid months in San Cristóbal de las Casas?

Months with the highest humidity in San Cristóbal de las Casas are January, September through December, with an average relative humidity of 80%.

What is the average humidity in December in San Cristóbal de las Casas?

In December, the average relative humidity is 80%.

How many days does it rain in December in San Cristóbal de las Casas?

In December, in San Cristóbal de las Casas, the rain falls for 2.3 days. Throughout December, 12.2mm (0.5") of precipitation is accumulated.

What is the month with the shortest days in San Cristóbal de las Casas?

With an average of 11.1h of daylight, December has the shortest days of the year.

How many hours of daylight does San Cristóbal de las Casas have in December?

In December, the average length of the day is 11.1h.

How many hours of sunshine does San Cristóbal de las Casas have in December?

The average sunshine in December in San Cristóbal de las Casas is 6.1h.

When is the lowest UV index in San Cristóbal de las Casas?

January and December, with an average UV index of 9, are months with the lowest UV index.

What is the UV index intensity in December in San Cristóbal de las Casas?

The average UV index in December in San Cristóbal de las Casas is 9.
Average temperature in December - San Cristóbal de las Casas, Mexico
  • Average high temperature in December: 19.9°C

The warmest month (with the highest average high temperature) is April (23.5°C).
The month with the lowest average high temperature is December (19.9°C).

  • Average low temperature in December: 5.1°C

The month with the highest average low temperature is June (11.5°C).
The coldest month (with the lowest average low temperature) is January (4.2°C).

Average humidity in December - San Cristóbal de las Casas, Mexico
  • Average humidity in December: 80%

Months with the highest relative humidity are January, September, October, November and December (80%).
The month with the lowest relative humidity is April (76%).

Average rainfall in December - San Cristóbal de las Casas, Mexico
  • Average rainfall in December: 12.2mm

The wettest month (with the highest rainfall) is June (226.3mm).
The driest month (with the lowest rainfall) is January (9mm).

Average rainfall days in December - San Cristóbal de las Casas, Mexico
  • Average rainfall days in December: 2.3 days

The month with the highest number of rainy days is September (19.7 days).
Months with the lowest number of rainy days are March and December (2.3 days).

Average daylight in December / Average sunshine in December - San Cristóbal de las Casas, Mexico
  • Average daylight in December: 11.1h

The month with the longest days is June (Average daylight: 13.1h).
The month with shortest days is December (Average daylight: 11.1h).

  • Average sunshine in December: 6.1h

The month with most sunshine is February (Average sunshine: 7.1h).
The month with least sunshine is September (Average sunshine: 3.9h).

Average UV index in December - San Cristóbal de las Casas, Mexico
  • Average UV index in December: 9

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
Months with the lowest UV index are January and December (UV index 9).

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