December weather forecast
Puerto Arista, Mexico

December

Weather in December

The first month of the winter, December, is also a moderately hot month in Puerto Arista, Mexico, with temperature in the range of an average low of 11.9°C (53.4°F) and an average high of 24°C (75.2°F).

Temperature

Upon the beginning of December, Puerto Arista's high-temperatures register at a still moderately hot 24°C (75.2°F), closely mirroring the preceding month. During December, Puerto Arista notes a substantial drop from the daytime peak to an average minimum temperature of 11.9°C (53.4°F).

Humidity

The average relative humidity in December is 76%.

Rainfall

The month with the least rainfall is December, when the rain falls for 7.1 days and typically collects 10mm (0.39") of precipitation.

Daylight

The month with the shortest days is December, with an average of 11h and 12min of daylight.
On the first day of December, sunrise is at 6:27 am and sunset at 5:41 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 5:54 pm CST.

Sunshine

In Puerto Arista, the average sunshine in December is 7.5h.

UV index

The months with the lowest UV index are January, February, August through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A daily high UV index of 5 in December leads to these guidelines:
Be vigilant - Preventing sunburn is recommended. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What is the average December temperature?
The high-temperature, in December, in Puerto Arista, is 24°C (75.2°F), while the low-temperature averages to 11.9°C (53.4°F). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 30°C (86°F).
What is the average humidity in December?
The average relative humidity in December is 76%.
What is the driest month?
The month with the least rainfall is December, when the rain falls for 7.1 days and typically collects 10mm (0.39") of precipitation.
How much does it rain in December?
In Puerto Arista, Mexico, during December, the rain falls for 7.1 days and regularly aggregates up to 10mm (0.39") of precipitation.
What is the month with the shortest days in Puerto Arista?
December has the shortest days of the year, with an average of 11h and 12min of daylight.
What is the average length of the day in December?
In Puerto Arista, the average day length in December is 11h and 12min.
When is the sunrise / sunset in December?
On the first day of December, sunrise is at 6:27 am and sunset at 5:41 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 5:54 pm CST.
How long on average sun shines in December?
In December, the average sunshine duration is 7.5h.
When is the lowest UV index?
January, February, August through December, with an average maximum UV index of 5, are months with the lowest UV index.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Puerto Arista, Mexico
Average temperature in December
Puerto Arista, Mexico
  • Average high temperature in December: 24°C

The warmest month (with the highest average high temperature) is April (29.6°C).
The month with the lowest average high temperature is January (23.7°C).

  • Average low temperature in December: 11.9°C

The month with the highest average low temperature is May (17.1°C).
The coldest month (with the lowest average low temperature) is January (11.4°C).

Average pressure in December - Puerto Arista, Mexico
Average pressure in December
Puerto Arista, Mexico
  • Average pressure in December: 1015.9mbar

The month with the highest atmospheric pressure is January (1016.7mbar).
The month with the lowest atmospheric pressure is May (1012.6mbar).

Average wind speed in December - Puerto Arista, Mexico
Average wind speed in December
Puerto Arista, Mexico
  • Average wind speed in December: 5.8km/h

The windiest month (with the highest average wind speed) is July (6.6km/h).
The calmest month (with the lowest average wind speed) is September (4km/h).

Average humidity in December - Puerto Arista, Mexico
Average humidity in December
Puerto Arista, Mexico
  • Average humidity in December: 76%

The month with the highest relative humidity is September (84%).
The month with the lowest relative humidity is April (63%).

Average rainfall in December - Puerto Arista, Mexico
Average rainfall in December
Puerto Arista, Mexico
  • Average rainfall in December: 10mm

The wettest month (with the highest rainfall) is June (242mm).
The driest month (with the least rainfall) is December (10mm).

Average rainfall days in December - Puerto Arista, Mexico
Average rainfall days in December
Puerto Arista, Mexico
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is September (26.9 days).
The month with the least rainy days is December (7.1 days).

Average daylight in December / Average sunshine in December - Puerto Arista, Mexico
Average daylight in December /
Average sunshine in December
Puerto Arista, Mexico
  • Average daylight in December: 11h and 1min

The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).

  • Average sunshine in December: 7h and 3min

The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 6min).

Average sunshine days in December - Puerto Arista, Mexico
Average sunshine days in December
Puerto Arista, Mexico
  • Average sunshine days in December: 18.8 days

The month with the most sunshine days is December (18.8 days).
The month with the least sunshine days is September (2.1 days).

Average UV index in December - Puerto Arista, Mexico
Average UV index in December
Puerto Arista, Mexico
  • Average UV index in December: 5

The months with the highest UV index are March, April, May, June and July (UV index 6).
The months with the lowest UV index are January, February, August, September, October, November and December (UV index 5).

Average cloud cover in December - Puerto Arista, Mexico
Average cloud cover in December
Puerto Arista, Mexico
  • Average cloud cover in December: 23

The month with the most cloud cover is September (Cloud cover 45).
The month with the least cloud cover is March (Cloud cover 19).

Average visibility in December - Puerto Arista, Mexico
Average visibility in December
Puerto Arista, Mexico
  • Average visibility in December: 9km

The months with the highest visibility are March and April (10km).
The months with the lowest visibility are August, September, October and November (8km).

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