December weather forecast
Santo Domingo de Guzmán, Mexico

December

Weather in December

The first month of the winter, December, is still a comfortable month in Santo Domingo de Guzmán, Mexico, with temperature in the range of an average low of 4.9°C (40.8°F) and an average high of 17.5°C (63.5°F).

Temperature

December's weather displays an average high-temperature of a still refreshing 17.5°C (63.5°F), slightly varied from November's 17.7°C (63.9°F). Santo Domingo de Guzmán encounters a significant temperature differential, with an average low-temperature of 4.9°C (40.8°F) during December nights.

Humidity

The average relative humidity in December in Santo Domingo de Guzmán is 65%.

Rainfall

The month with the least rainfall in Santo Domingo de Guzmán is December, when the rain falls for 4.7 days and typically collects 7mm (0.28") of precipitation.

Snowfall

In Santo Domingo de Guzmán, Mexico, snow does not fall in January, April through December.

Daylight

With an average of 11h and 0min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:57 am and sunset at 5:59 pm. On the last day of December, sunrise is at 7:13 am and sunset at 6:11 pm CST.

Sunshine

The average sunshine in December in Santo Domingo de Guzmán is 9.3h.

UV index

In December, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 4 in December translates into the following instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

What are December temperatures in Santo Domingo de Guzmán?
The high-temperature, in December, in Santo Domingo de Guzmán, is 17.5°C (63.5°F), while the low-temperature averages to 4.9°C (40.8°F).
What is the average humidity in December in Santo Domingo de Guzmán?
In December, the average relative humidity is 65%.
What is the driest month in Santo Domingo de Guzmán?
The month with the least rainfall is December, when the rain falls for 4.7 days and typically collects 7mm (0.28") of precipitation.
How many days does it rain in December in Santo Domingo de Guzmán?
In Santo Domingo de Guzmán, during December, the rain falls for 4.7 days and regularly aggregates up to 7mm (0.28") of precipitation.
When it does not snow in Santo Domingo de Guzmán?
January, April through December are months without snowfall.
What is the month with the shortest days in Santo Domingo de Guzmán?
With an average of 11h and 0min of daylight, December has the shortest days of the year in Santo Domingo de Guzmán, Mexico.
How many hours of daylight does Santo Domingo de Guzmán have in December?
In December, the average day length is 10h and 58min.
When is the sunrise / sunset in December in Santo Domingo de Guzmán?
On the first day of December in Santo Domingo de Guzmán, Mexico, sunrise is at 6:57 am and sunset at 5:59 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:11 pm CST.
How long on average sun shines in December in Santo Domingo de Guzmán?
The average sunshine duration in December in Santo Domingo de Guzmán, Mexico, is 9.3h.
How high is the UV index in December in Santo Domingo de Guzmán?
In December, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Santo Domingo de Guzmán, Mexico
Average temperature in December
Santo Domingo de Guzmán, Mexico
  • Average high temperature in December: 17.5°C

The warmest month (with the highest average high temperature) is April (22.6°C).
The month with the lowest average high temperature is January (16.8°C).

  • Average low temperature in December: 4.9°C

The month with the highest average low temperature is May (10.2°C).
The coldest month (with the lowest average low temperature) is January (4.4°C).

Average pressure in December - Santo Domingo de Guzmán, Mexico
Average pressure in December
Santo Domingo de Guzmán, Mexico
  • Average pressure in December: 1017.3mbar

The month with the highest atmospheric pressure is January (1017.9mbar).
The month with the lowest atmospheric pressure is May (1013.8mbar).

Average wind speed in December - Santo Domingo de Guzmán, Mexico
Average wind speed in December
Santo Domingo de Guzmán, Mexico
  • Average wind speed in December: 5.7km/h

The windiest month (with the highest average wind speed) is March (7.1km/h).
The calmest month (with the lowest average wind speed) is July (4.6km/h).

Average humidity in December - Santo Domingo de Guzmán, Mexico
Average humidity in December
Santo Domingo de Guzmán, Mexico
  • Average humidity in December: 65%

The month with the highest relative humidity is September (86%).
The month with the lowest relative humidity is April (47%).

Average rainfall in December - Santo Domingo de Guzmán, Mexico
Average rainfall in December
Santo Domingo de Guzmán, Mexico
  • Average rainfall in December: 7mm

The wettest month (with the highest rainfall) is July (275mm).
The driest month (with the least rainfall) is December (7mm).

Average rainfall days in December - Santo Domingo de Guzmán, Mexico
Average rainfall days in December
Santo Domingo de Guzmán, Mexico
  • Average rainfall days in December: 4.7 days

The month with the highest number of rainy days is August (30.2 days).
The month with the least rainy days is December (4.7 days).

Average snowfall days in December - Santo Domingo de Guzmán, Mexico
Average snowfall days in December
Santo Domingo de Guzmán, Mexico
  • Average snowfall days in December: 0 days

The months with the highest number of snowfall days are February and March (0.1 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December / Average sunshine in December - Santo Domingo de Guzmán, Mexico
Average daylight in December /
Average sunshine in December
Santo Domingo de Guzmán, Mexico
  • Average daylight in December: 11h and 0min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in December: 9h and 2min

The month with the most sunshine is March (Average sunshine: 9h and 48min).
The month with the least sunshine is November (Average sunshine: 8h and 0min).

Average sunshine days in December - Santo Domingo de Guzmán, Mexico
Average sunshine days in December
Santo Domingo de Guzmán, Mexico
  • Average sunshine days in December: 24.5 days

The month with the most sunshine days is December (24.5 days).
The months with the least sunshine days are July and August (0.3 days).

Average UV index in December - Santo Domingo de Guzmán, Mexico
Average UV index in December
Santo Domingo de Guzmán, Mexico
  • Average UV index in December: 4

The months with the highest UV index are March and April (UV index 5).
The months with the lowest UV index are June, August and September (UV index 3).

Average cloud cover in December - Santo Domingo de Guzmán, Mexico
Average cloud cover in December
Santo Domingo de Guzmán, Mexico
  • Average cloud cover in December: 13

The month with the most cloud cover is September (Cloud cover 49).
The month with the least cloud cover is March (Cloud cover 12).

Average visibility in December - Santo Domingo de Guzmán, Mexico
Average visibility in December
Santo Domingo de Guzmán, Mexico
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are July, August and September (7km).

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