December weather forecast
Chunchucmil, Mexico

December

Weather in December

December, the first month of the winter in Chunchucmil, is also a moderately hot month, with an average temperature varying between 21.8°C (71.2°F) and 26.7°C (80.1°F).

Temperature

Welcoming December, Chunchucmil notes an average high-temperature of a still moderately hot 26.7°C (80.1°F), nearly consistent with November's 27.5°C (81.5°F). December introduces a small decrease to a nighttime average of 21.8°C (71.2°F).

Humidity

In December, the average relative humidity is 76%.

Rainfall

In Chunchucmil, in December, it is raining for 9.4 days, with typically 20mm (0.79") of accumulated precipitation. In Chunchucmil, during the entire year, the rain falls for 154.1 days and collects up to 532mm (20.94") of precipitation.

Daylight

The month with the shortest days is December, with an average of 10h and 54min of daylight.
On the first day of the month, sunrise is at 6:21 am and sunset at 5:19 pm. On the last day of December, sunrise is at 6:37 am and sunset at 5:31 pm CST.

Sunshine

In Chunchucmil, the average sunshine in December is 6.8h.

UV index

January, February, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in December interprets into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

What are December temperatures in Chunchucmil?
The high-temperature, in December, in Chunchucmil, is 26.7°C (80.1°F), while the low-temperature averages to 21.8°C (71.2°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in November is calculated to be 30°C (86°F).
What is the average humidity in December in Chunchucmil?
In December, the average relative humidity is 76%.
How much does it rain in December?
In December, the rain falls for 9.4 days. Throughout December, 20mm (0.79") of precipitation is accumulated.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 10h and 54min of daylight.
How many hours of daylight does Chunchucmil have in December?
In Chunchucmil, the average day length in December is 10h and 55min.
When is the sunrise / sunset in December?
On the first day of December, sunrise is at 6:21 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 5:31 pm CST.
How long on average sun shines in December?
The average sunshine duration in December is 6.8h.
What is the month with the lowest UV index?
January, February, November and December, with an average maximum UV index of 6, are months with the lowest UV index.
What is the UV index reading in December in Chunchucmil?
In December, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
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
Chunchucmil, Mexico
  • Average high temperature in December: 26.7°C

The warmest month (with the highest average high temperature) is August (31.4°C).
The month with the lowest average high temperature is January (25.8°C).

  • Average low temperature in December: 21.8°C

The month with the highest average low temperature is June (25.7°C).
The coldest month (with the lowest average low temperature) is January (20.7°C).

Average pressure in December
Chunchucmil, Mexico
  • Average pressure in December: 1016.3mbar

The month with the highest atmospheric pressure is January (1017.5mbar).
The month with the lowest atmospheric pressure is September (1011.8mbar).

Average wind speed in December
Chunchucmil, Mexico
  • Average wind speed in December: 18.3km/h

The windiest month (with the highest average wind speed) is March (20.9km/h).
The calmest month (with the lowest average wind speed) is September (15.9km/h).

Average humidity in December
Chunchucmil, Mexico
  • Average humidity in December: 76%

The month with the highest relative humidity is September (78%).
The months with the lowest relative humidity are March and April (71%).

Average rainfall in December
Chunchucmil, Mexico
  • Average rainfall in December: 20mm

The wettest month (with the highest rainfall) is June (103mm).
The driest month (with the least rainfall) is February (8mm).

Average rainfall days in December
Chunchucmil, Mexico
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is September (22.7 days).
The month with the least rainy days is February (4.8 days).

Average daylight in December /
Average sunshine in December
Chunchucmil, Mexico
  • Average daylight in December: 10h and 5min

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 December: 6h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 6h and 30min).

Average sunshine days in December
Chunchucmil, Mexico
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is March (24.8 days).
The month with the least sunshine days is September (4.7 days).

Average UV index in December
Chunchucmil, Mexico
  • Average UV index in December: 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).

Average cloud cover in December
Chunchucmil, Mexico
  • Average cloud cover in December: 24

The month with the most cloud cover is January (Cloud cover 30).
The months with the least cloud cover are April and July (Cloud cover 19).

Average visibility in December
Chunchucmil, Mexico
  • Average visibility in December: 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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