December weather forecast
Celestún, Mexico

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Weather in December

December, the first month of the winter in Celestún, is still a warm month, with temperature in the range of an average high of 26.7°C (80.1°F) and an average low of 21.8°C (71.2°F).

Temperature

The advent of December observes an average high-temperature of a still moderately hot 26.7°C (80.1°F), nearly identical to November's 27.5°C (81.5°F). Celestún's nighttime average temperature in December subtly descends to an agreeable 21.8°C (71.2°F) from the daily highs.

Humidity

In December, the average relative humidity in Celestún is 76%.

Rainfall

In December, the rain falls for 9.4 days. Throughout December, 20mm (0.79") of precipitation is accumulated. Throughout the year, in Celestún, there are 154.1 rainfall days, and 532mm (20.94") of precipitation is accumulated.

Sea temperature

In Celestún, in December, the average water temperature is 24.7°C (76.5°F).
Note: Your comfort in 24.7°C (76.5°F) waters hinges on your relationship with the cold, today's sunny disposition, wind patterns, and the air's temperature. For context, Olympic swimmers are no strangers to waters of 25°C (77°F) to 28°C (82.4°F).

Daylight

December has the shortest days of the year in Celestún, Mexico, with an average of 10h and 54min of daylight.
On the first day of the month, sunrise is at 6:22 am and sunset at 5:19 pm. On the last day of December, in Celestún, Mexico, sunrise is at 6:38 am and sunset at 5:31 pm CST.

Sunshine

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

UV index

The months with the lowest UV index in Celestún are January, February, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 6 during December leads to these instructions:
Fend off overexposure. Sun protection is vital. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Note! Reflective surfaces like sand and water heighten the UV radiation levels.
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Frequently asked questions

What is the temperature in December in Celestún?

The average high-temperature, in December, in Celestún, is 26.7°C (80.1°F), while the average low-temperature is 21.8°C (71.2°F). In November, the average heat index (a.k.a. 'real feel', '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 in Celestún?

In Celestún, Mexico, the average relative humidity in December is 76%.

How much does it rain in Celestún in December?

In Celestún, Mexico, in December, it is raining for 9.4 days, with typically 20mm (0.79") of accumulated precipitation.

How warm is the water in December in Celestún?

In Celestún, Mexico, the average seawater temperature in December is 24.7°C (76.5°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24.7°C (76.5°F) water may be enjoyable.

What is the month with the shortest days in Celestún?

With an average of 10h and 54min of daylight, December has the shortest days of the year in Celestún, Mexico.

What is the average length of the day in December in Celestún?

In Celestún, Mexico, the average day length in December is 10h and 53min.

When is the sunrise / sunset in December in Celestún?

On the first day of December in Celestún, Mexico, sunrise is at 6:22 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 5:31 pm CST.

How long on average sun shines in December in Celestún?

In Celestún, Mexico, the average sunshine duration in December is 6.8h.

When is the lowest UV index in Celestún?

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

What is the UV index reading in December in Celestún?

The average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.

Average temperature in December
Celestún, Mexico

Average temperature in December - Celestún, 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).

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Average pressure in December
Celestún, Mexico

Average pressure in December - Celestún, 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).

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Average wind speed in December
Celestún, Mexico

Average wind speed in December - Celestún, 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).

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Average humidity in December
Celestún, Mexico

Average humidity in December - Celestún, 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%).

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Average rainfall in December
Celestún, Mexico

Average rainfall in December - Celestún, 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).

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Average rainfall days in December
Celestún, Mexico

Average rainfall days in December - Celestún, 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).

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Average sea temperature in December
Celestún, Mexico

Average sea temperature in December - Celestún, Mexico
  • Average sea temperature in December: 24.7°C

The best month for swimming (with the highest average sea temperature) is September (29.3°C).
The coldest month (with the lowest average sea temperature) is January (23.5°C).

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Average daylight in December /
Average sunshine in December
Celestún, Mexico

Average daylight in December / Average sunshine in December - Celestún, 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).

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Average sunshine days in December
Celestún, Mexico

Average sunshine days in December - Celestún, 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).

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Average UV index in December
Celestún, Mexico

Average UV index in December - Celestún, 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).

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Average cloud cover in December
Celestún, Mexico

Average cloud cover in December - Celestún, 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).

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Average visibility in December
Celestún, Mexico

Average visibility in December - Celestún, 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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Celestún, Mexico

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